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BD77502FVM-TR

BD77502FVM-TR

  • 厂商:

    ROHM(罗姆)

  • 封装:

    VSSOP8,MSOP8

  • 描述:

    CMOS 放大器 2 电路 8-MSOP

  • 详情介绍
  • 数据手册
  • 价格&库存
BD77502FVM-TR 数据手册
EMARMOURTM Nano CapTM Datasheet Operational Amplifier High Speed Ground Sense Excellent EMI Immunity CMOS Operational Amplifier BD77501G BD77502FVM BD77504FV General Description Key Specifications BD77501G, BD77502FVM and BD77504FV are single/dual/quad Ground Sense CMOS operational amplifier. An operating voltage range is wide with 7 V to 15 V. This operational amplifier is the most suitable for various applications especially sensor amplifier and so on because it has features of high slew rate and low input bias current. Also, BD77501G, BD77502FVM and BD77504FV have the advantage of EMI tolerance. It makes easier replacing with conventional products or simpler designing EMI. Furthermore, this circuit type does not oscillate even with a capacitance of several nF. Set design is possible without worrying about oscillation due to output capacitance. ◼ Input Offset Voltage: 4 mV (Typ) ◼ Common-mode Input Voltage Range: VSS to VDD-2.0 V ◼ Slew Rate: 10 V/µs (Typ) ◼ Operating Supply Voltage Range Single Supply: 7 V to 15 V Dual Supply: ±3.5 V to ±7.5 V ◼ Operating Temperature Range: -40 °C to +85 °C Package W (Typ) x D (Typ) x H (Max) 2.9 mm x 2.8 mm x 1.25 mm 2.9 mm x 4.0 mm x 0.9 mm 5.0 mm x 6.4 mm x 1.35 mm SSOP5 MSOP8 SSOP-B14 Features ◼ ◼ ◼ ◼ ◼ ◼ ◼ EMARMOURTM Series Nano CapTM integrated OPAMP Operating with a Single Power Supply Input and output are operable GND sense High Slew Rate Wide Operating Supply Voltage Range High Open Loop Voltage Gain SSOP5 MSOP8 Applications ◼ ◼ ◼ ◼ Sensor Amplifier Buffer Application Amplifier Current Monitoring Amplifier Consumer Electronics Typical Application Circuit CF = 10 pF SSOP-B14 RF = 10 kΩ VDD = +6.0 V 𝑉𝑂𝑈𝑇 = − RIN = 100 Ω VIN 𝑅𝐹 𝑉 𝑅𝐼𝑁 𝐼𝑁 OUT VSS = -6.0 V EMARMOURTM and Nano CapTM are a trademark or a registered trademark of ROHM Co., Ltd. 〇Product structure : Silicon integrated circuit www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 14 • 001 〇This product has no designed protection against radioactive rays. 1/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Pin Configuration BD77501G +IN 1 VSS 2 5 VDD 4 OUT + - 3 -IN (TOP VIEW) BD77502FVM OUT1 1 -IN1 2 8 VDD CH1 - + + +IN1 3 7 OUT2 CH2 + - VSS 4 6 -IN2 5 +IN2 (TOP VIEW) BD77504FV OUT1 1 -IN1 2 +IN1 14 OUT4 CH1 - + CH4 + - 13 -IN4 3 12 +IN4 VDD 4 11 VSS +IN2 5 10 +IN3 9 -IN3 8 OUT3 -IN2 6 OUT2 7 - + CH2 + CH3 (TOP VIEW) www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 2/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Pin Description BD77501G Pin No. Pin Name Function 1 +IN Non-inverting input 2 VSS Negative power supply / Ground 3 -IN 4 OUT Output 5 VDD Positive power supply BD77502FVM Pin No. 1 Inverting input Pin Name OUT1 Function Output (1ch) 2 -IN1 Inverting input (1ch) 3 +IN1 Non-inverting input (1ch) 4 VSS Negative power supply / Ground 5 +IN2 Non-inverting input (2ch) 6 -IN2 Inverting input (2ch) 7 OUT2 Output (2ch) 8 VDD Positive power supply BD77504FV Pin No. 1 Pin Name OUT1 Function Output (1ch) 2 -IN1 Inverting input (1ch) 3 +IN1 Non-inverting input (1ch) 4 VDD Positive power supply 5 +IN2 Non-inverting input (2ch) 6 -IN2 Inverting input (2ch) 7 OUT2 Output (2ch) 8 OUT3 Output (3ch) 9 -IN3 Inverting input (3ch) 10 +IN3 Non-inverting input (3ch) 11 VSS Negative power supply / Ground 12 +IN4 Non-inverting input (4ch) 13 -IN4 Inverting input (4ch) 14 OUT4 www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 Output (4ch) 3/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Block Diagram BD77501G +IN 1 VSS 2 Iref 5 VDD 4 OUT + OPAMP -IN 3 BD77502FVM OUT1 1 -IN1 2 Iref OPAMP (CH1) +IN1 4 OUT1 1 -IN1 2 VDD 7 OUT2 6 -IN2 5 +IN2 + OPAMP (CH2) 3 VSS 8 + - BD77504FV Iref OPAMP (CH4) OPAMP - (CH1) + + 14 OUT4 13 -IN4 +IN4 - +IN1 3 12 VDD 4 11 VSS +IN2 5 - -IN2 6 OUT2 7 + + OPAMP (CH2) 10 +IN3 9 -IN3 8 OUT3 - OPAMP (CH3) Description of Blocks 1. OPAMP: This block is a full-swing output operational amplifier with class-AB output circuit and ground-sense differential input stage. 2. Iref: This block supplies reference current which is needed to operate OPAMP block. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 4/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Absolute Maximum Ratings (Ta = 25 °C) Parameter Supply Voltage Differential Input Voltage(Note 1) Common-mode Input Voltage Range Input Current Maximum Junction Temperature Storage Temperature Range Symbol Rating Unit VDD-VSS 15.5 V VID VDD-VSS V VICMR (VSS - 0.3) to (VDD + 0.3) V II ±10 mA Tjmax 150 °C Tstg -55 to +150 °C Caution 1: Operating the IC over the absolute maximum ratings may damage the IC. The damage can either be a short circuit between pins or an open circuit between pins and the internal circuitry. Therefore, it is important to consider circuit protection measures, such as adding a fuse, in case the IC is operate over the absolute maximum ratings. Caution 2: Should by any chance the maximum junction temperature rating be exceeded the rise in temperature of the chip may result in deterioration of the properties of the chip. In case of exceeding this absolute maximum rating, design a PCB with thermal resistance taken into consideration by increasing board size and copper area so as not to exceed the maximum junction temperature rating. (Note 1) The differential input voltage indicates the voltage difference between inverting input and non-inverting input. The input pin voltage is set to VSS or more. Thermal Resistance(Note 2) Parameter Thermal Resistance (Typ) Symbol 1s(Note 4) 2s2p(Note 5) Unit SSOP5 Junction to Ambient θJA 376.5 185.4 °C/W Junction to Top Characterization Parameter(Note 3) ΨJT 40 30 °C/W Junction to Ambient θJA 284.1 135.4 °C/W Junction to Top Characterization Parameter(Note 3) ΨJT 21 11 °C/W Junction to Ambient θJA 159.6 92.8 °C/W Junction to Top Characterization Parameter(Note 3) ΨJT 13 9 °C/W MSOP8 SSOP-B14 (Note 2) Based on JESD51-2A (Still-Air). (Note 3) The thermal characterization parameter to report the difference between junction temperature and the temperature at the top center of the outside surface of the component package. (Note 4) Using a PCB board based on JESD51-3. (Note 5) Using a PCB board based on JESD51-7. Layer Number of Measurement Board Single Material Board Size FR-4 114.3 mm x 76.2 mm x 1.57 mmt Top Copper Pattern Thickness Footprints and Traces 70 μm Layer Number of Measurement Board Material Board Size 4 Layers FR-4 114.3 mm x 76.2 mm x 1.6 mmt Top 2 Internal Layers Bottom Copper Pattern Thickness Copper Pattern Thickness Copper Pattern Thickness Footprints and Traces 70 μm 74.2 mm x 74.2 mm 35 μm 74.2 mm x 74.2 mm 70 μm Recommended Operating Conditions Parameter Symbol Min Typ Max Unit Operating Supply Voltage VDD 7.0 ±3.5 12.0 ±6.0 15.0 ±7.5 V Operating Temperature Topr -40 +25 +85 °C CL - 0.01 - nF Output Load Capacitance(Note 6) (Note 6) This parameter obtained VDD = 12 V. Not 100 % tested. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 5/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Function Explanation 1. EMARMOURTM EMARMOURTM is the brand name given to ROHM products developed by leveraging proprietary technologies covering layout, process, and circuit design to achieve ultra-high noise immunity that limits output voltage fluctuation to ±300 mV or less across the entire noise frequency band during noise evaluation testing under the international ISO11452-2 standard. This unprecedented noise immunity reduces design load while improving reliability by solving issues related to noise in the development of vehicle electrical systems. 2. Nano CapTM Nano CapTM is a combination of technologies which allow stable operation even if output capacitance is connected with the range of nF unit. This circuit type does not oscillate even with a capacitance of several nF. Set design is possible without worrying about oscillation due to output capacitance. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 6/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Electrical Characteristics (Unless otherwise specified VDD = 12 V, VSS = 0 V, Ta = 25 °C) ○BD77501G Symbol Temperature Range Input Offset Voltage VIO Input Offset Current Parameter Limit Unit Conditions 27 mV Absolute value 0.001 - nA Absolute value - 0.001 - nA Absolute value 25 °C - 1.3 3.0 mA RL = ∞, G = 0 dB -40 °C to +85 °C - - 4.5 25 °C - 0.06 0.25 Min Typ Max 25 °C - 4 IIO 25 °C - Input Bias Current IB 25 °C Supply Current IDD Output Voltage High Output Voltage Low VOH - V - dB - dB - mA VOUT = VDD-0.4 V Absolute value mA VOUT = VSS+0.4 V Absolute value 25 °C - 0.07 0.25 -40 °C to +85 °C - - 0.3 25 °C 60 75 - -40 °C to +85 °C 55 - - 25 °C 0 - VDD-2.0 25 °C 50 70 - -40 °C to +85 °C 45 - - 25 °C 50 70 - -40 °C to +85 °C 40 - - 25 °C 2 7.5 - -40 °C to +85 °C 1 - - 25 °C 3.5 6.0 - -40 °C to +85 °C 1 - - SR 25 °C - 10 - V/μs CL = 10 pF GBW 25 °C - 8 - MHz G = 40 dB THD+N 25 °C - 0.05 - % VOL AV VICMR PSRR IOH Output Sink Current(Note 2) Total Harmonic Distortion + Noise dB 0.3 Power Supply Rejection Ratio Gain Bandwidth Product RL = 10 kΩ - CMRR Slew Rate V - Common-mode Rejection Ratio Output Source Current(Note 2) RL = 10 kΩ, VOH = VDD-VOUT -40 °C to +85 °C Large Signal Voltage Gain Common-mode Input Voltage Range(Note 1) V IOL VOUT = 4 VP-P, LPF = 80 kHz, f = 1 kHz (Note 1) Not 100% tested. (Note 2) Consider the power dissipation of the IC under high temperature environment when selecting the output current value. When the output pin is shortcircuited continuously, the output current may decrease due to the temperature rise by the heat generation of inside the IC. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 7/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Electrical Characteristics (Unless otherwise specified VDD = 12 V, VSS = 0 V, Ta = 25 °C) - continued ○BD77502FVM Symbol Temperature Range Input Offset Voltage VIO Input Offset Current Parameter Limit Unit Conditions 27 mV Absolute value 0.001 - nA Absolute value - 0.001 - nA Absolute value 25 °C - 2.6 6.0 mA RL = ∞, G = 0 dB -40 °C to +85 °C - - 9.0 25 °C - 0.06 0.25 Min Typ Max 25 °C - 4 IIO 25 °C - Input Bias Current IB 25 °C Supply Current IDD Output Voltage High Output Voltage Low VOH V - dB - dB - mA VOUT = VDD-0.4 V Absolute value mA VOUT = VSS+0.4 V Absolute value - 0.07 0.25 -40 °C to +85 °C - - 0.3 25 °C 60 75 - -40 °C to +85 °C 55 - - 25 °C 0 - VDD-2.0 25 °C 50 70 - -40 °C to +85 °C 45 - - 25 °C 50 70 - -40 °C to +85 °C 40 - - 25 °C 2 7.5 - -40 °C to +85 °C 1 - - 25 °C 3.5 6.0 - -40 °C to +85 °C 1 - - SR 25 °C - 10 - V/μs CL = 10 pF GBW 25 °C - 8 - MHz G = 40 dB THD+N 25 °C - 0.05 - % CS 25 °C - 120 - dB AV VICMR IOH Output Sink Current(Note 2) Channel Separation - 25 °C VOL PSRR Total Harmonic Distortion + Noise dB 0.3 Power Supply Rejection Ratio Gain Bandwidth Product RL = 10 kΩ - CMRR Slew Rate V - Common-mode Rejection Ratio Output Source Current(Note 2) RL = 10 kΩ, VOH = VDD-VOUT -40 °C to +85 °C Large Signal Voltage Gain Common-mode Input Voltage Range(Note 1) V IOL VOUT = 4 VP-P, LPF = 80 kHz, f = 1 kHz f = 1 kHz, input referred (Note 1) Not 100% tested. (Note 2) Consider the power dissipation of the IC under high temperature environment when selecting the output current value. When the output pin is shortcircuited continuously, the output current may decrease due to the temperature rise by the heat generation of inside the IC. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 8/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Electrical Characteristics (Unless otherwise specified VDD = 12 V, VSS = 0 V, Ta = 25 °C) - continued ○BD77504FV Symbol Temperature Range Input Offset Voltage VIO Input Offset Current Parameter Limit Unit Conditions 27 mV Absolute value 0.001 - nA Absolute value - 0.001 - nA Absolute value 25 °C - 5.2 12.0 mA RL = ∞, G = 0 dB -40 °C to +85 °C - - 18.0 25 °C - 0.06 0.25 Min Typ Max 25 °C - 4 IIO 25 °C - Input Bias Current IB 25 °C Supply Current IDD Output Voltage High Output Voltage Low VOH V - dB - dB - mA VOUT = VDD-0.4 V Absolute value mA VOUT = VSS+0.4 V Absolute value - 0.07 0.25 -40 °C to +85 °C - - 0.3 25 °C 60 75 - -40 °C to +85 °C 55 - - 25 °C 0 - VDD-2.0 25 °C 50 70 - -40 °C to +85 °C 45 - - 25 °C 50 70 - -40 °C to +85 °C 40 - - 25 °C 2 7.5 - -40 °C to +85 °C 1 - - 25 °C 3.5 6.0 - -40 °C to +85 °C 1 - - SR 25 °C - 10 - V/μs CL = 10 pF GBW 25 °C - 8 - MHz G = 40 dB THD+N 25 °C - 0.05 - % CS 25 °C - 120 - dB AV VICMR IOH Output Sink Current(Note 2) Channel Separation - 25 °C VOL PSRR Total Harmonic Distortion + Noise dB 0.3 Power Supply Rejection Ratio Gain Bandwidth Product RL = 10 kΩ - CMRR Slew Rate V - Common-mode Rejection Ratio Output Source Current(Note 2) RL = 10 kΩ, VOH = VDD-VOUT -40 °C to +85 °C Large Signal Voltage Gain Common-mode Input Voltage Range(Note 1) V IOL VOUT = 4 VP-P, LPF = 80 kHz, f = 1 kHz f = 1 kHz, input referred (Note 1) Not 100% tested. (Note 2) Consider the power dissipation of the IC under high temperature environment when selecting the output current value. When the output pin is shortcircuited continuously, the output current may decrease due to the temperature rise by the heat generation of inside the IC. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 9/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Typical Performance Curves VSS = 0 V 10.0 9.0 BD77501G BD77502FVM BD77504FV 9.0 8.0 7.0 Supply Current: IDD [mA] Supply Current: IDD [mA] 8.0 10.0 Ta = -40 °C Ta = +25 °C Ta = +85 °C BD77501G BD77502FVM BD77504FV 6.0 5.0 4.0 3.0 2.0 1.0 7.0 6.0 5.0 4.0 3.0 2.0 1.0 0.0 0.0 7 8 9 10 11 12 13 14 15 -50 Figure 1. Supply Current vs Supply Voltage 0.09 0.08 0.08 0.07 0.07 Output Voltage High: VOH [V] Ta = +85 °C Ta = +25 °C 0.05 Ta = -40 °C ℃ 0.04 0 25 50 75 100 Figure 2. Supply Current vs Ambient Temperature 0.09 0.06 -25 Ambient Temperature: Ta [°C] Supply Voltage: VDD [V] Output Voltage High: VOH [V] VDD = 7.0 V VDD DD = 12 V VDD 7.0VV DD = 15 0.03 0.02 0.01 0.06 VDD = 15.0 V 0.05 VDD = 12.0 V 0.04 VDD = 7.0 V 0.03 0.02 0.01 0.00 0.00 7 8 9 10 11 12 13 14 -50 15 -25 0 25 50 75 100 Ambient Temperature: Ta [°C] Supply Voltage: VDD [V] Figure 3. Output Voltage High vs Supply Voltage (RL = 10 kΩ, VOH = VDD-VOUT) Figure 4. Output Voltage High vs Ambient Temperature (RL = 10 kΩ, VOH = VDD-VOUT) (Note) The above data are measurement value of typical sample; it is not guaranteed. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 10/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Typical Performance Curves - continued VSS = 0 V 0.12 0.12 0.11 0.11 0.10 0.10 0.09 Ta = +85 °C Output Voltage Low: VOL [V] Output Voltage Low: VOL [V] 0.09 0.08 0.07 Ta = +25 °C 0.06 0.05 Ta = -40 °C 0.04 0.03 0.02 VDD = 15.0 V 0.08 0.07 VDD = 12.0 V 0.06 0.05 VDD = 7.0 V 0.04 0.03 0.02 0.01 0.01 0.00 0.00 6 8 10 12 14 -50 16 -25 0 25 50 75 100 Ambient Temperature: Ta [°C] Supply Voltage: VDD [V] Figure 5. Output Voltage Low vs Supply Voltage (RL = 10 kΩ) Figure 6. Output Voltage Low vs Ambient Temperature (RL = 10 kΩ) 100 30 25 80 Ta = -40 °C 70 Output Sink Current: IOL [mA] Output Source Current: IOH [mA] 90 Ta = +25 °C 60 Ta = +85 °C 50 40 30 20 Ta = -40 °C 20 Ta = +25 °C 15 Ta = +85 °C 10 5 10 0 0 0 2 4 6 8 10 12 14 0 Output Voltage: VOUT [V] 2 4 6 8 10 12 14 Output Voltage: VOUT [V] Figure 7. Output Source Current vs Output Voltage (VDD = 12 V) Figure 8. Output Sink Current vs Output Voltage (VDD = 12 V) (Note) The above data are measurement value of typical sample; it is not guaranteed. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 11/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Typical Performance Curves - continued 10 10 8 8 6 6 Input Offset Voltage: VIO [mV] Input Offset Voltage: VIO [mV] VSS = 0 V 4 2 0 Ta = -40 °C -2 Ta = +25 °C -4 -6 Ta = +85 °C -8 4 2 0 VDD = 7.0 V -2 VDD = 12.0 V -4 -6 VDD = 15.0 V -8 -10 -10 6 8 10 12 14 -50 16 -25 0 25 50 75 100 Ambient Temperature: Ta [°C] Supply Voltage: VDD [V] Figure 9. Input Offset Voltage vs Supply Voltage Figure 10. Input Offset Voltage vs Ambient Temperature 10 140 6 4 2 0 -2 Ta = -40 °C Ta = +25 °C -4 -6 Ta = +85 °C Large Signal Voltage Gain: AV [dB] Input Offset Voltage: VIO [mV] 8 120 100 Ta = -40 °C 80 Ta = +25 °C 60 Ta = +85 °C -8 -10 40 -1 0 1 2 3 4 5 6 7 8 9 10 11 12 13 6 Common-mode Input Voltage: VICM [V] 8 10 12 14 16 Supply Voltage: VDD [V] Figure 11. Input Offset Voltage vs Common-mode Input Voltage (VDD = 12 V) Figure 12. Large Signal Voltage Gain vs Supply Voltage (RL = 10 kΩ) (Note) The above data are measurement value of typical sample; it is not guaranteed. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 12/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Typical Performance Curves - continued VSS = 0 V 160 Common-mode Rejection Ratio: CMRR [dB] Large Signal Voltage Gain: AV [dB] 140 120 100 VDD = 7.0 V VDD = 12.0 V 80 VDD = 15.0 V 60 40 -50 -25 0 25 50 75 140 120 100 60 Ta = -40 °C 40 6 100 8 Ambient Temperature: Ta [°C] 10 12 14 16 Supply Voltage: VDD [V] Figure 13. Large Signal Voltage Gain vs Ambient Temperature Figure 14. Common-mode Rejection Ratio vs Supply Voltage 160 Power Supply Rejection Ratio: PSRR [dB] 160 Common-mode Rejection Ratio: CMRR [dB] Ta = +85 °C Ta = +25 °C 80 140 120 100 VDD = 12.0 V 80 VDD = 15.0 V 60 VDD = 7.0 V 40 140 120 100 80 60 40 -50 -25 0 25 50 75 100 -50 Ambient Temperature: Ta [°C] -25 0 25 50 75 100 Ambient Temperature: Ta [°C] Figure 15. Common-mode Rejection Ratio vs Ambient Temperature Figure 16. Power Supply Rejection Ratio vs Ambient Temperature (Note) The above data are measurement value of typical sample; it is not guaranteed. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 13/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Typical Performance Curves – continued 20 20 18 18 16 16 14 14 12 Slew Rate: SR [V/µs] Slew Rate: SR [V/µs] VSS = 0 V Rise 10 Fall 8 6 10 6 4 2 2 0 -50 0 8 10 12 14 Fall 8 4 6 Rise 12 16 -25 0 25 50 75 100 Ambient Temperature: Ta [°C] Supply Voltage: VDD [V] Figure 17. Slew Rate vs Supply Voltage (Ta = 25 °C) Figure 18. Slew Rate vs Ambient Temperature (VDD = 12 V) 45 12 35 Phase Margin: θ [deg] Gain Bandwidth Product: GBW [MHz] 40 10 8 6 4 30 25 20 15 10 2 5 0 0 7 8 9 10 11 12 13 14 10 15 100 1000 10000 100000 1000000 Load Capacitance: CL [pF] Supply Voltage: VDD [V] Figure 19. Gain Bandwidth Product vs Supply Voltage (Inverting Amplifier, Ta = 25 °C) Figure 20. Phase Margin vs Load Capacitance (RF = 10 kΩ, G = 40 dB, Ta = 25 °C, VDD = 12 V) (Note) The above data are measurement value of typical sample; it is not guaranteed. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 14/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Application Information EMI Immunity BD7750xxxx series have high tolerance for electromagnetic interference from the outside because they have EMI filter, and the EMI design is simple. They are most suitable to replace from conventional products. The data of the IC simple substance on ROHM board are as follows. The test condition is based on ISO11452-2. Based on ISO11452-2 Test Circuit: Voltage Follower VDD: 12 V VIN+: 6 V Test Method: Substituted Law (Progressive Wave) Field Intensity: 200 V/m Test Wave: CW (Continuous Wave) Frequency: 200 MHz to 1000 MHz (2 % step) Conventional Product BD7750xxxx Figure 21. EMI Characteristics EMI Evaluation Board (BD77501G) EMI Evaluation Board (BD77502FVM) EMI Evaluation Board (BD77504FV) Figure 22. EMI Evaluation Board Battery 6V Battery 12 V + VDD BIAS Tee Oscillo Scope VSS Antenna Figure 23. Measurement Circuit of EMI Evaluation (Note) The above data is obtained using typical IC simple substance on ROHM board. These values are not guaranteed. Design and Evaluate in actual application before use. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 15/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Application Information - continued 1. Unused Circuits When there are unused circuits, it is recommended that they are connected as in the right figure, and set the non-inverting input pin to electric potential within the input common-mode voltage range (VICM). 2. Input Voltage Applying VDD+0.3V to the input pin is possible without causing deterioration of the electrical characteristics or destruction, regardless of the supply voltage. However, this does not ensure circuit operation. Note that the circuit operates normally only when the input voltage is within the common-mode input voltage range of the electric characteristics. 3. Power Supply (single/dual) The Op-Amp operates when the voltage is supplied between the VDD and VSS pin. Therefore, the single supply Op-Amp can be used as dual supply Op-Amp as well. VDD Connect to VICM VICM + VSS Figure 24. Example of application unused circuit processing 4. Output Capacitor When the VDD pin is shorted to VSS (GND) electric potential in a state where electric charge is accumulated in the external capacitor that is connected to the output pin, the accumulated electric charge flow through parasitic elements or pin protection elements inside the circuit and discharges to the VDD pin. It may cause damage to the elements inside the circuit (thermal destruction). When using this IC as an application circuit which does not constitute a negative feedback circuit and does not occur the oscillation by an output capacitive load such as a voltage comparator, connect a capacitor of 0.1 µF or less to the output pin to prevent IC damage caused by the accumulation of electric charge as mentioned above. 5. Oscillation by Output Capacitor Pay attention to the oscillation by capacitive load in designing an application which constitutes a negative feedback loop circuit with this IC. 6. Handling the IC Applying mechanical stress to the IC by deflecting or bending the board may cause fluctuations of the electrical characteristics due to the piezo resistance effects. Pay attention to defecting or bending the board. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 16/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Application Examples ○Voltage Follower Using this circuit, the output voltage (VOUT) is configured to be equal to the input voltage (VIN). This circuit also stabilizes the output voltage (VOUT) due to high input impedance and low output impedance. Computation for output voltage (VOUT) is shown below. VDD OUT IN 𝑉𝑂𝑈𝑇 = 𝑉𝐼𝑁 VSS Figure 25. Voltage Follower Circuit ○Inverting Amplifier RF For inverting amplifier, input voltage (VIN) is amplified by a voltage gain which depends on the ratio of RIN and RF, and then it outputs phase-inverted voltage. The output voltage is shown in the next expression. VDD VIN RIN OUT 𝑉𝑂𝑈𝑇 = − 𝑅𝐹 𝑉 𝑅𝐼𝑁 𝐼𝑁 This circuit has input impedance equal to RIN. VSS Figure 26. Inverting Amplifier Circuit ○Non-inverting Amplifier RIN RF For non-inverting amplifier, input voltage (VIN) is amplified by a voltage gain, which depends on the ratio of RIN and RF. The output voltage (VOUT) is in-phase with the input voltage (VIN) and is shown in the next expression. VDD OUT VIN 𝑉𝑂𝑈𝑇 = (1 + 𝑅𝐹 )𝑉 𝑅𝐼𝑁 𝐼𝑁 Effectively, this circuit has high input impedance since its input side is the same as that of the operational amplifier. VSS Figure 27. Non-inverting Amplifier Circuit www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 17/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV I/O Equivalence Circuits ○BD77501G Pin No. Pin Name Pin Description Equivalence Circuit 5 4 OUT Output 4 2 5 1 3 +IN -IN 1, 3 Input 2 ○BD77502FVM Pin No. Pin Name Pin Description Equivalence Circuit 8 1 7 OUT1 OUT2 Output 1,7 4 8 2 3 5 6 -IN1 +IN1 +IN2 -IN2 Input 2, 3, 5, 6 4 www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 18/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV I/O Equivalence Circuits - continued ○BD77504FV Pin No. Pin Name Pin Description Equivalence Circuit 4 1 7 8 14 OUT1 OUT2 OUT3 OUT4 Output 1,7,8,14 11 4 2 3 5 6 9 10 12 13 -IN1 +IN1 +IN2 -IN2 -IN3 +IN3 +IN4 -IN4 2, 3, 5, 6, 9, 10, 12, 13 Input 11 www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 19/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Operational Notes 1. Reverse Connection of Power Supply Connecting the power supply in reverse polarity can damage the IC. Take precautions against reverse polarity when connecting the power supply, such as mounting an external diode between the power supply and the IC’s power supply pins. 2. Power Supply Lines Design the PCB layout pattern to provide low impedance supply lines. Furthermore, connect a capacitor to ground at all power supply pins. Consider the effect of temperature and aging on the capacitance value when using electrolytic capacitors. 3. Ground Voltage Ensure that no pins are at a voltage below that of the ground pin at any time, even during transient condition. 4. Ground Wiring Pattern When using both small-signal and large-current ground traces, the two ground traces should be routed separately but connected to a single ground at the reference point of the application board to avoid fluctuations in the small-signal ground caused by large currents. Also ensure that the ground traces of external components do not cause variations on the ground voltage. The ground lines must be as short and thick as possible to reduce line impedance. 5. Recommended Operating Conditions The function and operation of the IC are guaranteed within the range specified by the recommended operating conditions. The characteristic values are guaranteed only under the conditions of each item specified by the electrical characteristics. 6. Inrush Current When power is first supplied to the IC, it is possible that the internal logic may be unstable and inrush current may flow instantaneously due to the internal powering sequence and delays, especially if the IC has more than one power supply. Therefore, give special consideration to power coupling capacitance, power wiring, width of ground wiring, and routing of connections. 7. Testing on Application Boards When testing the IC on an application board, connecting a capacitor directly to a low-impedance output pin may subject the IC to stress. Always discharge capacitors completely after each process or step. The IC’s power supply should always be turned off completely before connecting or removing it from the test setup during the inspection process. To prevent damage from static discharge, ground the IC during assembly and use similar precautions during transport and storage. 8. Inter-pin Short and Mounting Errors Ensure that the direction and position are correct when mounting the IC on the PCB. Incorrect mounting may result in damaging the IC. Avoid nearby pins being shorted to each other especially to ground, power supply and output pin. Inter-pin shorts could be due to many reasons such as metal particles, water droplets (in very humid environment) and unintentional solder bridge deposited in between pins during assembly to name a few. 9. Unused Input Pins Input pins of an IC are often connected to the gate of a MOS transistor. The gate has extremely high impedance and extremely low capacitance. If left unconnected, the electric field from the outside can easily charge it. The small charge acquired in this way is enough to produce a significant effect on the conduction through the transistor and cause unexpected operation of the IC. So unless otherwise specified, unused input pins should be connected to the power supply or ground line. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 20/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Operational Notes – continued 10. Regarding the Input Pin of the IC This monolithic IC contains P+ isolation and P substrate layers between adjacent elements in order to keep them isolated. P-N junctions are formed at the intersection of the P layers with the N layers of other elements, creating a parasitic diode or transistor. For example, (refer to figure below): When GND > Pin A and GND > Pin B, the P-N junction operates as a parasitic diode. When GND > Pin B, the P-N junction operates as a parasitic transistor. Parasitic diodes inevitably occur in the structure of the IC. The operation of parasitic diodes can result in mutual interference among circuits, operational faults, or physical damage. Therefore, conditions that cause these diodes to operate, such as applying a voltage lower than the GND voltage to an input pin (and thus to the P substrate) should be avoided. Resistor Transistor (NPN) Pin A Pin B C E Pin A N P+ P N N P+ N Pin B B Parasitic Elements N P+ N P N P+ B N C E Parasitic Elements P Substrate P Substrate GND GND Parasitic Elements GND Parasitic Elements GND N Region close-by Figure 28. Example of Monolithic IC Structure 11. Ceramic Capacitor When using a ceramic capacitor, determine a capacitance value considering the change of capacitance with temperature and the decrease in nominal capacitance due to DC bias and others. www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 21/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Ordering Information B D 7 7 5 0 x Number of Channels 1: Single 2: Dual 4: Quad x x x - x x Product Rank Packaging and forming specification TR: Embossed tape and reel E2: Embossed tape and reel Package G: SSOP5 FVM: MSOP8 FV: SSOP-B14 Lineup Operating Temperature Range Operating Supply Voltage -40 °C to +85 °C 7.0 V to 15.0 V ±3.5 V to ±7.5 V Number of Channels Orderable Part Number Package Single SSOP5 Reel of 3000 BD77501G-TR Dual MSOP8 Reel of 3000 BD77502FVM-TR Quad SSOP-B14 Reel of 2500 BD77504FV-E2 Marking Diagram SSOP5 (TOP VIEW) b e Part Number Marking LOT Number MSOP8 (TOP VIEW) Part Number Marking 7 0 7 5 2 LOT Number Pin 1 Mark SSOP-B14 (TOP VIEW) Part Number Marking 77504 LOT Number Pin 1 Mark www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 22/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Physical Dimension and Packing Information Package Name www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 SSOP5 23/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Physical Dimension and Packing Information – continued Package Name www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 MSOP8 24/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Physical Dimension and Packing Information – continued Package Name www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 SSOP-B14 25/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 BD77501G BD77502FVM BD77504FV Revision History Date Revision Changes 11.Nov.2019 001 New Release 06.Jul.2020 002 Add Lineup 30.Oct.2020 003 Add Lineup 01.Oct.2022 004 Modified title www.rohm.com © 2019 ROHM Co., Ltd. All rights reserved. TSZ22111 • 15 • 001 26/26 TSZ02201-0GFG2G500010-1-2 01.Oct.2022 Rev.004 Notice Precaution on using ROHM Products 1. Our Products are designed and manufactured for application in ordinary electronic equipment (such as AV equipment, OA equipment, telecommunication equipment, home electronic appliances, amusement equipment, etc.). If you intend to use our Products in devices requiring extremely high reliability (such as medical equipment (Note 1), transport equipment, traffic equipment, aircraft/spacecraft, nuclear power controllers, fuel controllers, car equipment including car accessories, safety devices, etc.) and whose malfunction or failure may cause loss of human life, bodily injury or serious damage to property (“Specific Applications”), please consult with the ROHM sales representative in advance. Unless otherwise agreed in writing by ROHM in advance, ROHM shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of any ROHM’s Products for Specific Applications. (Note1) Medical Equipment Classification of the Specific Applications JAPAN USA EU CHINA CLASSⅢ CLASSⅡb CLASSⅢ CLASSⅢ CLASSⅣ CLASSⅢ 2. ROHM designs and manufactures its Products subject to strict quality control system. However, semiconductor products can fail or malfunction at a certain rate. Please be sure to implement, at your own responsibilities, adequate safety measures including but not limited to fail-safe design against the physical injury, damage to any property, which a failure or malfunction of our Products may cause. The following are examples of safety measures: [a] Installation of protection circuits or other protective devices to improve system safety [b] Installation of redundant circuits to reduce the impact of single or multiple circuit failure 3. Our Products are designed and manufactured for use under standard conditions and not under any special or extraordinary environments or conditions, as exemplified below. Accordingly, ROHM shall not be in any way responsible or liable for any damages, expenses or losses arising from the use of any ROHM’s Products under any special or extraordinary environments or conditions. If you intend to use our Products under any special or extraordinary environments or conditions (as exemplified below), your independent verification and confirmation of product performance, reliability, etc, prior to use, must be necessary: [a] Use of our Products in any types of liquid, including water, oils, chemicals, and organic solvents [b] Use of our Products outdoors or in places where the Products are exposed to direct sunlight or dust [c] Use of our Products in places where the Products are exposed to sea wind or corrosive gases, including Cl2, H2S, NH3, SO2, and NO2 [d] Use of our Products in places where the Products are exposed to static electricity or electromagnetic waves [e] Use of our Products in proximity to heat-producing components, plastic cords, or other flammable items [f] Sealing or coating our Products with resin or other coating materials [g] Use of our Products without cleaning residue of flux (Exclude cases where no-clean type fluxes is used. However, recommend sufficiently about the residue.) ; or Washing our Products by using water or water-soluble cleaning agents for cleaning residue after soldering [h] Use of the Products in places subject to dew condensation 4. The Products are not subject to radiation-proof design. 5. Please verify and confirm characteristics of the final or mounted products in using the Products. 6. In particular, if a transient load (a large amount of load applied in a short period of time, such as pulse, is applied, confirmation of performance characteristics after on-board mounting is strongly recommended. Avoid applying power exceeding normal rated power; exceeding the power rating under steady-state loading condition may negatively affect product performance and reliability. 7. De-rate Power Dissipation depending on ambient temperature. When used in sealed area, confirm that it is the use in the range that does not exceed the maximum junction temperature. 8. Confirm that operation temperature is within the specified range described in the product specification. 9. ROHM shall not be in any way responsible or liable for failure induced under deviant condition from what is defined in this document. Precaution for Mounting / Circuit board design 1. When a highly active halogenous (chlorine, bromine, etc.) flux is used, the residue of flux may negatively affect product performance and reliability. 2. In principle, the reflow soldering method must be used on a surface-mount products, the flow soldering method must be used on a through hole mount products. If the flow soldering method is preferred on a surface-mount products, please consult with the ROHM representative in advance. For details, please refer to ROHM Mounting specification Notice-PGA-E © 2015 ROHM Co., Ltd. All rights reserved. Rev.004 Precautions Regarding Application Examples and External Circuits 1. If change is made to the constant of an external circuit, please allow a sufficient margin considering variations of the characteristics of the Products and external components, including transient characteristics, as well as static characteristics. 2. You agree that application notes, reference designs, and associated data and information contained in this document are presented only as guidance for Products use. Therefore, in case you use such information, you are solely responsible for it and you must exercise your own independent verification and judgment in the use of such information contained in this document. ROHM shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of such information. Precaution for Electrostatic This Product is electrostatic sensitive product, which may be damaged due to electrostatic discharge. Please take proper caution in your manufacturing process and storage so that voltage exceeding the Products maximum rating will not be applied to Products. Please take special care under dry condition (e.g. Grounding of human body / equipment / solder iron, isolation from charged objects, setting of Ionizer, friction prevention and temperature / humidity control). Precaution for Storage / Transportation 1. Product performance and soldered connections may deteriorate if the Products are stored in the places where: [a] the Products are exposed to sea winds or corrosive gases, including Cl 2, H2S, NH3, SO2, and NO2 [b] the temperature or humidity exceeds those recommended by ROHM [c] the Products are exposed to direct sunshine or condensation [d] the Products are exposed to high Electrostatic 2. Even under ROHM recommended storage condition, solderability of products out of recommended storage time period may be degraded. It is strongly recommended to confirm solderability before using Products of which storage time is exceeding the recommended storage time period. 3. Store / transport cartons in the correct direction, which is indicated on a carton with a symbol. Otherwise bent leads may occur due to excessive stress applied when dropping of a carton. 4. Use Products within the specified time after opening a humidity barrier bag. Baking is required before using Products of which storage time is exceeding the recommended storage time period. Precaution for Product Label A two-dimensional barcode printed on ROHM Products label is for ROHM’s internal use only. Precaution for Disposition When disposing Products please dispose them properly using an authorized industry waste company. Precaution for Foreign Exchange and Foreign Trade act Since concerned goods might be fallen under listed items of export control prescribed by Foreign exchange and Foreign trade act, please consult with ROHM in case of export. Precaution Regarding Intellectual Property Rights 1. All information and data including but not limited to application example contained in this document is for reference only. ROHM does not warrant that foregoing information or data will not infringe any intellectual property rights or any other rights of any third party regarding such information or data. 2. ROHM shall not have any obligations where the claims, actions or demands arising from the combination of the Products with other articles such as components, circuits, systems or external equipment (including software). 3. No license, expressly or implied, is granted hereby under any intellectual property rights or other rights of ROHM or any third parties with respect to the Products or the information contained in this document. Provided, however, that ROHM will not assert its intellectual property rights or other rights against you or your customers to the extent necessary to manufacture or sell products containing the Products, subject to the terms and conditions herein. Other Precaution 1. This document may not be reprinted or reproduced, in whole or in part, without prior written consent of ROHM. 2. The Products may not be disassembled, converted, modified, reproduced or otherwise changed without prior written consent of ROHM. 3. In no event shall you use in any way whatsoever the Products and the related technical information contained in the Products or this document for any military purposes, including but not limited to, the development of mass-destruction weapons. 4. The proper names of companies or products described in this document are trademarks or registered trademarks of ROHM, its affiliated companies or third parties. Notice-PGA-E © 2015 ROHM Co., Ltd. All rights reserved. Rev.004 Datasheet General Precaution 1. Before you use our Products, you are requested to carefully read this document and fully understand its contents. ROHM shall not be in any way responsible or liable for failure, malfunction or accident arising from the use of any ROHM’s Products against warning, caution or note contained in this document. 2. All information contained in this document is current as of the issuing date and subject to change without any prior notice. Before purchasing or using ROHM’s Products, please confirm the latest information with a ROHM sales representative. 3. The information contained in this document is provided on an “as is” basis and ROHM does not warrant that all information contained in this document is accurate and/or error-free. ROHM shall not be in any way responsible or liable for an y damages, expenses or losses incurred b y you or third parties resulting from inaccuracy or errors of or concerning such information. Notice – WE © 2015 ROHM Co., Ltd. All rights reserved. Rev.001
BD77502FVM-TR
1. 物料型号:型号为EL817,是一款光耦器件。 2. 器件简介:EL817是一个高增益光晶体管输出的光耦器件,具有较高的电流传输比(CTR)和较快的响应速度。 3. 引脚分配:EL817有6个引脚,分别为1脚(发光二极管正极),2脚(发光二极管负极),3脚(输出晶体管集电极),4脚(输出晶体管发射极),5脚(输出晶体管基极),6脚(公共地)。 4. 参数特性:主要参数包括Vce(sat)(集电极-发射极饱和电压)小于1.5V,Ic(集电极电流)最大为50mA,Ctr(电流传输比)最小为100%。 5. 功能详解:EL817通过输入端的LED发光,光信号触发输出端的晶体管导通,实现电信号的隔离传输。 6. 应用信息:广泛应用于各种电气隔离领域,如开关电源、测量设备、通信设备等。 7. 封装信息:EL817采用DIP-6封装形式。
BD77502FVM-TR 价格&库存

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BD77502FVM-TR
    •  国内价格
    • 1+16.32960
    • 10+15.93000
    • 30+15.66000

    库存:2

    BD77502FVM-TR
      •  国内价格
      • 1+4.01104
      • 10+3.81997
      • 25+3.63814
      • 50+3.46500
      • 100+3.29989

      库存:50

      BD77502FVM-TR
      •  国内价格 香港价格
      • 3000+5.661453000+0.67980
      • 6000+5.588446000+0.67104

      库存:2804

      BD77502FVM-TR
      •  国内价格 香港价格
      • 1+20.904911+2.51016
      • 10+13.1402310+1.57782
      • 25+11.1036225+1.33327
      • 100+8.80377100+1.05711
      • 250+7.67371250+0.92142
      • 500+6.97880500+0.83798
      • 1000+6.396661000+0.76808

      库存:2804

      BD77502FVM-TR
        •  国内价格
        • 5+8.41380
        • 10+8.34310
        • 50+7.53000
        • 100+6.77877
        • 200+6.53130
        • 500+6.38106
        • 1000+6.09824

        库存:2962

        BD77502FVM-TR
          •  国内价格 香港价格
          • 1+11.540471+1.38572
          • 10+8.6512710+1.03880
          • 50+5.7702450+0.69286
          • 100+4.61945100+0.55468
          • 500+4.32564500+0.51940
          • 1000+4.154241000+0.49882
          • 2000+4.097112000+0.49196
          • 4000+4.064474000+0.48804

          库存:3000

          BD77502FVM-TR
            •  国内价格 香港价格
            • 1+11.540471+1.38572
            • 10+8.6512710+1.03880
            • 50+5.7702450+0.69286
            • 100+4.61945100+0.55468
            • 500+4.32564500+0.51940
            • 1000+4.154241000+0.49882
            • 2000+4.097112000+0.49196
            • 4000+4.064474000+0.48804

            库存:8