STV9380 CLASS-D VERTICAL DEFLECTION AMPLIFIER FOR TV AND MONITOR APPLICATION TARGET SPECIFICATION FEATURES ■ ■ ■ ■ ■ ■ ■ 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 1 20 -VCC -VCC 2 19 -VCC -VCC 3 18 -VCC OUT 4 17 -VCCPOW CFLY + 5 16 + VCC POW CFLY - 6 15 +VCC BOOT 7 14 EAout VREG 8 13 IN+ 9 12 10 11 INSGND FEEDCAP FREQ 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 Name 1 -VCC Negative supply 2 -VCC Negative supply 3 -VCC Negative supply 4 OUT PWM Output 5 CFLY+ Flyback capacitor 6 CFLY- Flyback capacitor 7 BOOT Bootstrap capacitor 8 VREG Internal voltage regulator 9 FEEDCAP 10 FREQ Frequency setting resistor 11 SGND Signal Ground 12 IN- Error amplifier inverting input 13 IN+ Error amplifier non-inverting input 14 EA out 15 +VCC 16 +VCCPOW Positive Power supply 17 -VccPOW Negative Power supply 18 -VCC Negative supply 19 -VCC Negative supply 20 -VCC Negative supply 2/7 2 Function Feed-back integrated capacitor Error amplifier output Positive supply Figure 1. Test and Application Circuit +VCC 100nF 470µF 15 +VCC VREG -VCC Flyback detection Vref 8 16 +VCC power TDA9380 STV9380 Flyback generator CFLY+ 5 100nF 6 CFLYBACK 100µF CFLYBOOT IN+ 13 1kΩ Input signal IN EA out Cboot 100nF 7 + Output drive Modulator _ 12 OUT 4 1mH 150Ω 470nF 14 Deflect. Yoke 200Ω Pins 1,2,3,18,19,20 10kΩ 1kΩ 150Ω 9 11 SGND FEEDCAP 4.7nF 10 560pF 17 FREQ 10kΩ -VCC -VCC power 100nF 0.5Ω 3/7 2 STV9380 -VCC 470µF STV9380 Figure 2. Rth with “on board” Square Heatsink vs. copper area Rthj-a (×C/W) D97AU675 COPPER AREA 35∝ THICKNESS 60 PC BOARD 50 40 30 0 4 8 12 Area(cm2) 2 - ABSOLUTE MAXIMUM RATING Symbol VCC Tstg, Tj Top VESD Iout Parameter DC Supply Voltage Storage and Junction Temperature Operating Temperature Range ESD Susceptibility - Human Body Model (100 pF discharge through 1.5 kΩ) Output current Value Unit ±18 V -40 to +150 °C 0 to +70 °C ±2 kV ±1.6 A Value Unit 3 - THERMAL DATA 4/7 2 Symbol Parameter Rth j-amb Thermal resistance Junction to ambiant 80 °C/W Rth j-pin Thermal Resistance Junction to Pin 12 °C/W STV9380 4 - ELECTRICAL CHARACTERISTICS (refer to Figure 1 on page 3) Tamb = 25°C unless otherwise specified, Vcc = ±12V Symbol Parameter Vcc Supply range Iout Maximum recommended output current Iq I13, I12 Quiescent supply current Test Conditions Min. Typ. ±10 Input voltage = 0 TBD Amplifier Input bias current Max. Units ±16 V ±1.25 A TBD mA µA -0.1 VOS Output Offset voltage Input voltage = 0 SVR Supply voltage rejection TBD TBD dB Flythr Flyback detection threshold positive slope V(14) 1.5 V Flythf Flyback detection threshold negative slope V(14) 0.5 V Efficiency = Po/(Po + Pd) Po = 3 W η Fsw -50 +50 mV TBD Switching frequency 120 Fsw - op Switching frequency operative range 100 Rfreq Frequency controller resistor range 7 140 10 160 kHz 200 kHz 14 kΩ 5/7 2 STV9380 5 - PACKAGE MECHANICAL DATA e4 R1 N N K1 I K a2 A a1 K2 e B b Z F e3 E D D1 11 20 10 1 Dimensions A a1 a2 B b b1 C D D1 E e e3 e4 F I L N R1 K K1 K2 Z 6/7 3 b1 C L R1 TIE BAR CENTER 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 Millimeters Min. 3.18 0.508 Max. 3.43 1.016 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 1.40 0.53 0.48 6.00 24.77 24.45 9.10 2.79 23.11 7.87 6.47 4.31 3.70 1.90 2.30 0.45 2.16 2.50 0.55 1.27 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 Inches Min. 0.125 0.020 Max. 0.135 0.040 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 0.055 0.021 0.019 0.236 0.975 0.962 0.358 0.110 0.910 0.310 0.255 0.170 0.146 0.075 0.090 0.018 0.085 0.098 0.022 0.050 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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