AZ39151

Data sheet 1.5A ULTRA LOW DROPOUT LINEAR REGULATOR General Description The AZ39151 is a 1.5A, high accuracy linear voltage regulator. It features 375mV dropout voltage at 1.5A output current and low ground current over all operating conditions . The AZ39151 is specifically designed for low voltage, high current output systems, such as PC add-in cards where their tiny dropout voltage and ground current values are important attributes. The AZ39151 has 5.0V version only. The AZ39151 is available in TO-252-4 (PPAK) package. AZ39151 Features · · · · · · · · Minimum Guaranteed Output Current: 1.5A Low Dropout Voltage: 375mV at IOUT=1.5A Output Accuracy: ±1% Low Ground Current Internal Current and Thermal Limit Reversed-battery and Reversed-lead Insertion Protection Fast Transient Response TTL/CMOS Compatible Enable Pin Applications · · · · · · Set-top Box Hi-end DVD Player/Recorder LCD TV/PDP LDO Linear Regulator for PC Add-in Cards High Efficiency Linear Power Supplies SMPS Post Regulator TO-252-4 (PPAK) Figure 1. Package Type of AZ39151 Mar. 2007 Rev. 1. 4 1 BCD Semiconductor Manufacturing Limited Data sheet 1.5A ULTRA LOW DROPOUT LINEAR REGULATOR Pin Configuration AZ39151 D4 Package TO-252-4 (PPAK) 5 4 3 2 1 NC VOUT GND VIN EN Figure 2. Pin Configuration of AZ39151 (Top View) Pin Description Pin Number 1 2 3 4 5 Pin Name EN VIN GND VOUT NC Function Enable: TTL/CMOS compatible input. Logic high=enable; Logic low or open=shutdown Unregulated input Ground pin. This pin and TAB are internally connected Regulated output No connection Mar. 2007 Rev. 1. 4 2 BCD Semiconductor Manufacturing Limited Data sheet 1.5A ULTRA LOW DROPOUT LINEAR REGULATOR Functional Block Diagram AZ39151 VIN 2 O.V. ILIMIT Reference 4 VOUT EN 1 Thermal Shutdown 3 GND Figure 3. Functional Block Diagram of AZ39151 Ordering Information AZ39151 Circuit Type E1: Lead Free TR: Tape and Reel Blank: Tube Package D4: TO-252-4 (PPAK) 5.0: Fixed Output 5.0V Mar. 2007 Rev. 1. 4 3 BCD Semiconductor Manufacturing Limited Data sheet 1.5A ULTRA LOW DROPOUT LINEAR REGULATOR Ordering Information (Continued) Package TO-252-4 (PPAK) Temperature Range -40 to 125oC AZ39151D4-5.0TRE1 AZ39151D4-5.0E1 Tape & Reel Part Number AZ39151D4-5.0E1 Marking ID AZ39151D4-5.0E1 Packing Type Tube AZ39151 BCD Semiconductor's Pb-free products, as designated with "E1" suffix in the part number, are RoHS compliant. Absolute Maximum Ratings (Note 1) Parameter Input Voltage Enable Voltage Operating Junction Temperature Storage Temperature Range Lead Temperature (Soldering, 10sec) ESD (Human Body Model) ESD (Machine Model) Thermal Resistance Symbol VIN VEN TJ TSTG TLEAD ESD ESD θJA Value 15 15 150 -65 to 150 260 5000 450 TO-252-4 (PPAK) 100 Unit V V oC oC oC V V oC/W Note 1: Stresses greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under "Recommended Operating Conditions" is not implied. Exposure to "Absolute Maximum Ratings" for extended periods may affect device reliability. Recommended Operating Conditions Parameter Input Voltage Enable Voltage Operating Junction Temperature Symbol VIN VEN TJ -40 Min Max 13.5 13.5 125 Unit V V oC Mar. 2007 Rev. 1. 4 4 BCD Semiconductor Manufacturing Limited Data sheet 1.5A ULTRA LOW DROPOUT LINEAR REGULATOR Electrical Characteristics Operating Conditions: VIN=6V, IOUT=10mA, CIN=10µF, COUT=10µF, TJ=25oC, unless otherwise specified. The Boldface applies over -40oC≤TJ≤125oC. Parameter Output Voltage Symbol VOUT 10mA≤IOUT≤1.5A, 6V≤VIN≤13.5V Line Regulation Load Regulation Output Voltage Temperature Coefficient (Note 2) Dropout Voltage (Note 3) VRLINE VRLOAD ∆VOUT/∆T (∆VOUT/VOUT)/∆T VDROP ∆VOUT=1% IOUT=100mA IOUT=750mA IOUT=1.5A Ground Current IGND ISTD IGND(DO) ISHORT IOUT=750mA IOUT=1.5A Standby Current Dropout Ground Pin Current Short Circuit Current Output Noise Voltage (rms) Minimum Load Current Power Supply Ripple Rejection Enable Input Enable Voltage VEN IEN IOUT (SHDN) Logic low (off) Logic high (on) Enable Current VEN=VIN VEN=0.8V Shutdown Output Current VEN≤0.8V, VIN≤8V, VOUT=0V 5 2.25 15 35 4 10 µA µA 0.8 V ILOAD (MIN) PSRR f=120Hz, IOUT=750mA 49 65 VIN=13.5V, VEN=0V VIN≤VOUT(NOMINAL)-0.5V VOUT=0V 10Hz to 100kHz, IOUT=100mA 6V≤VIN≤13.5V 10mA≤IOUT≤1.5A Conditions Min -1 -2 3 10 100 20 80 260 375 5 17 130 5 2.8 200 5 700 10 34 220 Ma 1 2 25 50 500 100 200 mV mV µV/oC ppm/oC mV mV mV mA mA µA mA A µV mA dB Unit % AZ39151 Note 2: Output voltage temperature coefficient is defined as the worst case voltage change divided by the total temperature range. Note 3: Dropout voltage is defined as the input-to-output differential when the output voltage drops to 99% of its nominal value which is measured at VOUT+1V applied to VIN. Mar. 2007 Rev. 1. 4 5 BCD Semiconductor Manufacturing Limited Data sheet 1.5A ULTRA LOW DROPOUT LINEAR REGULATOR Typical Performance Characteristics AZ39151 500 450 400 700 650 600 550 Dropout Voltage (mV) Dropout Voltage (mV) 350 300 250 200 150 100 50 0 0 250 500 750 1000 1250 1500 500 450 400 350 300 250 200 150 100 -25 0 25 50 o VIN=6V TJ=25 C o VOUT=VOUT(NOMINAL)x99% IOUT=1.5A 75 100 125 Output Current (mA) Junction Temperature ( C) Figure 4. Dropout Voltage vs. Output Current Figure 5. Dropout Voltage vs. Junction Temperature 5.5 5.0 4.5 4.0 45 40 35 VEN=3.3V TJ=25 C o Ground Current (mA) Output Voltage (V) 30 25 20 15 10 5 0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0.0 0 2 4 6 8 10 12 IOUT=10mA IOUT=750mA IOUT=1500mA 10mA 1500mA VEN=2.5V TJ=25 C o 0 2 4 6 8 10 12 Input Voltage (V) Input Voltage (V) Figure 6. Output Voltage vs. Input Voltage Figure 7. Ground Current vs. Input Voltage Mar. 2007 Rev. 1. 4 6 BCD Semiconductor Manufacturing Limited Data sheet 1.5A ULTRA LOW DROPOUT LINEAR REGULATOR Typical Performance Characteristics (Continued) AZ39151 27 24 21 2.50 2.25 2.00 Ground Current (mA) Ground Current (mA) 18 15 12 9 6 3 0 -3 0 200 400 600 800 1000 1200 1400 1.75 1.50 1.25 1.00 0.75 0.50 0.25 0.00 -40 VIN=6V TJ=25 C o VIN=VEN=6V IOUT=10mA -20 0 20 40 60 o 80 100 120 Output Current (mA) Junction Temperature ( C) Figure 8. Ground Current vs. Output Current Figure 9. Ground Current vs. Junction Temperature 11 25 10 VIN=VEN=6V IOUT=750mA 24 VIN=VEN=6V IOUT=1.5A Ground Current (mA) Ground Current (mA) 23 9 22 8 21 7 20 6 19 5 -40 -20 0 20 40 60 o 80 100 120 18 -40 -20 0 20 40 60 o 80 100 120 Junction Temperature ( C) Junction Temperature ( C) Figure 10. Ground Current vs. Junction Temperature Figure 11. Ground Current vs. Junction Temperature Mar. 2007 Rev. 1. 4 7 BCD Semiconductor Manufacturing Limited Data sheet 1.5A ULTRA LOW DROPOUT LINEAR REGULATOR Typical Performance Characteristics (Continued) AZ39151 4.5 4.0 5.010 5.005 5.000 Short Circuit Current (A) 3.5 Output Voltage (V) 3.0 2.5 2.0 1.5 4.995 4.990 4.985 4.980 VIN=VEN=6V 1.0 0.5 -25 0 25 50 75 o VIN=VEN=6V IOUT=10mA 4.975 4.970 100 125 -25 0 25 50 o 75 100 125 Junction Temperature ( C) Junction Temperature ( C) Figure 12. Short Circuit Current vs. Junction Temperature Figure 13. Output Voltage vs. Junction Temperature 20 18 16 4 ∆VIN (2V/Div) ∆VOUT (100mV/Div) 125 2 0 -2 Enable Current (µA) 14 12 10 8 6 4 2 0 -25 0 25 50 75 o 100 0 -100 -200 Time (10µs/Div) VIN=VEN=6V IOUT=10mA 100 Junction Temperature ( C) Figure 14. Enable Current vs. Junction Temperature Figure 15. Line Transient (Conditions: VIN=5 to 7V, IOUT=1.5A, COUT=10µF) Mar. 2007 Rev. 1. 4 8 BCD Semiconductor Manufacturing Limited Data sheet 1.5A ULTRA LOW DROPOUT LINEAR REGULATOR Typical Performance Characteristics (Continued) AZ39151 1.5 80 70 60 50 40 30 20 10 ∆VOUT (0.5V/Div) 1 0.5 PSRR (dB) 10mA 0 IOUT (1A/Div) 2 1 0 -1 0 10 100 1k 10k 100k Frequency (Hz) Time (200µs/Div) Figure 16. Load Transient (Conditions: VIN=6V, IOUT=10mA to 1.5A, CIN=COUT=10µF) Figure 17. PSRR vs. Frequency (Conditions: VIN=6V, IOUT=10mA, CIN=COUT=10µF) 25 20 Package: TO-252-4 (PPAK) 2 Heatsink Size: 45*45mm Power Dissipation (W) 15 10 5 0 -25 0 25 50 o 75 100 125 Case Temperature ( C) Figure 18. Power Dissipation vs. Case Temperature Mar. 2007 Rev. 1. 4 9 BCD Semiconductor Manufacturing Limited Data sheet 1.5A ULTRA LOW DROPOUT LINEAR REGULATOR Typical Application AZ39151 VIN=6V 2 VIN EN VOUT 4 VOUT=5V 1 10µF CIN AZ39151 GND 3 + VEN=2.25V NC 5 +C OUT 10µF Figure 19. Typical Application of AZ39151 Mar. 2007 Rev. 1. 4 10 BCD Semiconductor Manufacturing Limited Data sheet 1.5A ULTRA LOW DROPOUT LINEAR REGULATOR Mechanical Dimensions TO-252-4(PPAK) Unit: mm(inch) AZ39151 1.300(0.051) 1.500(0.059) 6.400(0.252) 6.600(0.260) 5.700(0.224) 5.900(0.232) 5.200(0.205) 5.400(0.212) 2.200(0.087) 2.400(0.094) 0.460(0.018) 0.560(0.022) 5.400(0.212) 5.600(0.220) 9.250(0.364) 0.800(0.031) 1.000(0.039) 9.750(0.384) 0.450(0.018) 0.550(0.022) 2.440(0.096) 2.640(0.104) 4.980(0.196) 5.180(0.204) 0.950(0.037) 1.450(0.057) 0.460(0.018) 0.560(0.022) Mar. 2007 Rev. 1. 4 11 BCD Semiconductor Manufacturing Limited http://www.bcdsemi.com IMPORTANT NOTICE BCD Semiconductor Manufacturing Limited reserves the right to make changes without further notice to any products or specifications herein. BCD Semiconductor Manufacturing Limited does not assume any responsibility for use of any its products for any particular purpose, nor does BCD Semiconductor Manufacturing Limited assume any liability arising out of the application or use of any its products or circuits. BCD Semiconductor Manufacturing Limited does not convey any license under its patent rights or other rights nor the rights of others. MAIN SITE BCD Semiconductor Manufacturing Limited - Wafer Fab Shanghai SIM-BCD Semiconductor Manufacturing Limited 800, Yi Shan Road, Shanghai 200233, China Tel: +86-21-6485 1491, Fax: +86-21-5450 0008 BCD Semiconductor Manufacturing Limited - IC Design Group Advanced Analog Circuits (Shanghai) Corporation 8F, Zone B, 900, Yi Shan Road, Shanghai 200233, China Tel: +86-21-6495 9539, Fax: +86-21-6485 9673 REGIONAL SALES OFFICE Shenzhen Office Shanghai SIM-BCD Semiconductor Manufacturing Co., Ltd. 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