STV9379A VERTICAL DEFLECTION BOOSTER FEATURES ■ ■ ■ ■ ■ ■ PACKAGE Power Amplifier Flyback Generator Thermal Protection Output Current up to 2.6 App Flyback Voltage up to 90V (on pin 5) Suitable for DC Coupling Application DESCRIPTION Designed for monitors and high performance TVs, the STV9379A vertical deflection booster delivers flyback voltages close to 90V. The STV9379A operates with supplies up to 42V and provides up to 2.6 APP output current to drive the yoke. The STV9379A is inserted in HEPTAWATT package. HEPTAWATT (Plastic Package) ORDER CODE: STV9379A PIN CONNECTION Non-inverting Input Output Stage Supply Output GND or Negative Supply Flyback Generator Supply Voltage Inverting Input Tab connected to Pin 4 Version 4.2 September 2003 1/6 1 STV9379A BLOCK DIAGRAM Figure 1. STV9379A block diagram Supply voltage Output stage supply 2 6 Flyback generator 3 Flyback Inverting input 1 generator Power amplifier Non-inverting input 7 5 Output + Thermal protection STV9379A 4 Ground or negative supply ABSOLUTE MAXIMUM RATINGS Symbol Value Unit VS Supply Voltage (Pin 2) (Note 1) 50 V V6 Flyback Peak Voltage (Pin 6) (Note 1) 100 V -0.3, + VS V 1.8 A V1,V7 Parameter Amplifier Input Voltage (Pins 1-7) (Note 1) IO Maximum Output Peak Current (Note 2, Note 3) I3 Maximum Sink Current (first part of flyback) (t < 1ms) 1.8 A I3 Maximum Source Current (t < 1ms) (Note 2) 1.8 A VESD ESD Susceptibility: EIAJ Norm (200pF discharged through 0Ω) 300 V Toper Operating Ambient Temperature -20, +75 °C Tstg Storage Temperature -40, +150 °C Tj Junction Temperature + 150 °C Note 1:Versus Pin 4. Note 2:The output current can reach 5A peak for t ≤ 10µs (up to 120Hz) Note 3:Provided SOAR is respected (see Figures 2 and 3). THERMAL DATA Symbol Rth (j-c) Tt 2/6 1 Parameter Junction-Case Thermal Resistance Max. Value Unit 3 °C/W Temperature for Thermal Shutdown 150 °C ∆Tt Hysteresis on Tt 10 °C Tjr Recommended Max. Junction Temperature 120 °C STV9379A ELECTRICAL CHARACTERISTICS VS=42V, TA = 25°C, unless otherwise specified Symbol VS I2 I6 Io I1 I7 VIO ∆VIO/dt GV V5L V5H VD5-6 VD3-2 V3L V3SH Parameter Operating Supply Voltage Range Pin 2 Quiescent Current Pin 6 Quiescent Current Max. Peak Output Current Amplifier Bias Current Amplifier Bias Current Offset Voltage Offset Drift Versus Temperature Voltage Gain Output Saturation Voltage to GND (Pin 4) Output Saturation Voltage to Supply (Pin 6) Diode Forward Voltage between Pins 5-6 Diode Forward Voltage between Pins 3-2 Saturation Voltage on Pin 3 Saturation Voltage to Pin 2 (2nd part of flyback) Test Conditions Versus Pin 4 I3 = 0, I5 = 0 I3 = 0, I5 = 0 Min. 10 5 V1 = 25V, V7 = 26V V1 = 26V, V7 = 25V Typ. 13 10 -0.15 -0.15 Max. 42 20 30 1.3 -1 -1 7 - 10 80 I5 = 1.3A I5 = -1.3A I5 = 1.3A I3 = 1.3A I3 = 20mA I3 = - 1.3A 1 1.6 1.3 1.3 0.8 2.9 1.5 2.1 2 2 1.2 3.6 Unit V mA mA A µA µA mV µV/°C dB V V V V V V APPLICATION CIRCUITS AC COUPLING A Recommended: 3/6 STV9379A APPLICATION CIRCUITS (CONTINUED) DC COUPLING. A Recommended: Figure 2. Output transistors SOA (for secondary breakdown) Figure 3. Secondary breakdown Temperature Derating Curve (ISB = Secondary Breakdown current) 4/6 STV9379A PACKAGE MECHANICAL DATA: 7 PINS - PLASTIC HEPTAWATT Dimensions Millimeters Min. Typ. Inches Max. Min. Typ. Max. A 4.8 0.189 C 1.37 0.054 D 2.4 2.8 0.094 0.110 D1 1.2 1.35 0.047 0.053 E 0.35 0.55 0.014 0.022 F 0.6 0.8 0.024 F1 0.031 0.9 0.035 G 2.41 2.54 2.67 0.095 0.100 0.105 G1 4.91 5.08 5.21 0.193 0.200 0.205 G2 7.49 7.62 7.8 0.295 0.300 H2 H3 10.4 10.05 10.4 0.307 0.409 0.396 0.409 L 16.97 0.668 L1 14.92 0.587 L2 21.54 0.848 L3 22.62 0.891 L5 2.6 3 0.102 0.118 L6 15.1 15.8 0.594 0.622 L7 6 6.6 0.236 M 2.8 M1 Dia. 5.08 3.65 0.260 0.110 0.200 3.85 0.144 0.152 5/6 STV9379A 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 express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics © 2003 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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