STV9380

STV9380 CLASS-D VERTICAL DEFLECTION AMPLIFIER FOR TV AND MONITOR APPLICATION TARGET SPECIFICATION FEATURES s s s s s s s High Efficiency Power Amplifier No Heatsink Split Supply Flyback Generator Output Current up to 2.5 APP Flyback Voltage up to 65V Suitable for DC Coupling Application PDIP20 (14+3+3) ORDER CODE: STV9380 DESCRIPTION Designed for monitors and TVs, the STV9380 is a class-D vertical deflection booster assembled in PDIP20 Package. It operates with supplies up to +/- 16V, provides up to 2.5 App output current to drive the yoke. Flyback voltage is close to 65V. PIN CONNECTION -VCC -VCC -VCC OUT CFLY + CFLY BOOT VREG FEEDCAP FREQ 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 -VCC -VCC -VCC -VCCPOW + VCC POW +VCC EAout IN+ INSGND Version 1.1 May 2000 This is preliminary information on a new product now in development. Details are subject to change without notice. 1/7 1 STV9380 1 - PIN FUNCTIONS Pin Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Name -VCC -VCC -VCC OUT CFLY+ CFLYBOOT VREG FEEDCAP FREQ SGND ININ+ EA out +VCC +VCCPOW -VccPOW -VCC -VCC -VCC Negative supply Negative supply Negative supply PWM Output Flyback capacitor Flyback capacitor Bootstrap capacitor Internal voltage regulator Feed-back integrated capacitor Frequency setting resistor Signal Ground Error amplifier inverting input Error amplifier non-inverting input Error amplifier output Positive supply Positive Power supply Negative Power supply Negative supply Negative supply Negative supply Function 2/7 2 Figure 1. Test and Application Circuit +VCC 470µF +VCC +VCC power TDA9380 STV9380 100nF 15 16 VREG -VCC 100nF 8 Vref Flyback detection Flyback generator 5 6 CFLY+ CFLYBACK 100µF CFLYBOOT IN+ 13 1kΩ Input signal IN EA out 12 + _ Modulator Output drive 7 OUT 4 150Ω 14 Cboot 100nF 1mH 470nF 150Ω Deflect. Yoke 200Ω 10kΩ 1kΩ 11 SGND FEEDCAP 4.7nF 9 Pins 1,2,3,18,19,20 10 FREQ 10kΩ -VCC 100nF 17 -VCC power 470µF 0.5Ω 560pF -VCC STV9380 3/7 2 STV9380 Figure 2. Rth with “on board” Square Heatsink vs. copper area Rthj-a (×C/W) D97AU675 COPPER AREA 35∝ THICKNESS 60 50 PC BOARD 40 30 0 4 8 12 Area(cm2) 2 - ABSOLUTE MAXIMUM RATING Symbol VCC Tstg, Tj Top VESD Iout DC Supply Voltage Storage and Junction Temperature Operating Temperature Range ESD Susceptibility - Human Body Model (100 pF discharge through 1.5 kΩ) Output current Parameter Value ±18 -40 to +150 0 to +70 ±2 ±1.6 Unit V °C °C kV A 3 - THERMAL DATA Symbol Rth j-amb Rth j-pin Parameter Thermal resistance Junction to ambiant Thermal Resistance Junction to Pin Value 80 12 Unit °C/W °C/W 4/7 2 STV9380 4 - ELECTRICAL CHARACTERISTICS Symbol Vcc Iout Iq I13, I12 VOS SVR Flythr Flythf Parameter Supply range Maximum recommended output current Quiescent supply current Amplifier Input bias current Output Offset voltage Supply voltage rejection Flyback detection threshold positive slope Flyback detection threshold negative slope Efficiency = Po/(Po + Pd) Switching frequency Switching frequency operative range Frequency controller resistor range (refer to Figure 1 on page 3) Tamb = 25°C unless otherwise specified, Vcc = ±12V Test Conditions Min. ±10 Typ. Max. ±16 ±1.25 Input voltage = 0 TBD -0.1 Input voltage = 0 TBD V(14) V(14) Po = 3 W 120 100 7 10 -50 TBD 1.5 0.5 TBD 140 160 200 14 kHz kHz kΩ +50 TBD Units V A mA µA mV dB V V η Fsw Fsw - op Rfreq 5/7 2 STV9380 5 - PACKAGE MECHANICAL DATA R1 N e4 K1 I K Dimensions A a1 a2 B b b1 C D D1 E e e3 e4 F I L N R1 K K1 K2 Z Typ. 3.30 0.762 1.30 1.27 0.508 0.43 24.65 24.38 8.80 2.54 22.86 7.62 6.35 4.06 3.30 10d 0.40 2.00 2.40 0.50 N K2 e R1 b B Z 20 1 e3 D D1 11 10 0.85 0.45 0.38 5.20 24.55 24.33 8.40 2.29 22.60 7.36 6.22 3.81 3.00 1.90 2.30 0.45 6/7 Millimeters Min. 3.18 0.508 a1 a2 A L Max. 3.43 1.016 1.40 0.53 0.48 6.00 24.77 24.45 9.10 2.79 23.11 7.87 6.47 4.31 3.70 Typ. 0.130 0.030 0.051 0.050 0.020 0.017 0.970 0.959 0.346 0.100 0.900 0.300 0.250 0.160 0.130 10d 0.016 0.079 0.094 0.020 2.16 2.50 0.55 1.27 TIE BAR CENTER C F E Inches Min. 0.125 0.020 0.033 0.018 0.015 0.205 0.966 0.958 0.331 0.090 0.890 0.290 0.245 0.150 0.118 0.075 0.090 0.018 b1 Max. 0.135 0.040 0.055 0.021 0.019 0.236 0.975 0.962 0.358 0.110 0.910 0.310 0.255 0.170 0.146 0.085 0.098 0.022 0.050 3 STV9380 Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without the express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics ©2000 STMicroelectronics - All Rights Reserved. Purchase of I2C Components by STMicroelectronics conveys a license under the Philips I2C Patent. Rights to use these components in an I2C system is granted provided that the system conforms to the I2C Standard Specification as defined by Philips. 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