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| STV9379A VERTICAL DEFLECTION BOOSTER FEATURES s s s s s s 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 Power amplifier Non-inverting input 7 + Thermal protection STV9379A 4 generator 5 Output Ground or negative supply ABSOLUTE MAXIMUM RATINGS Symbol VS V6 V1,V7 IO I3 I3 VESD Toper Tstg Tj Note 1:Versus Pin 4. Parameter Supply Voltage (Pin 2) (Note 1) Flyback Peak Voltage (Pin 6) (Note 1) Amplifier Input Voltage (Pins 1-7) (Note 1) Maximum Output Peak Current (Note 2, Note 3) Maximum Sink Current (first part of flyback) (t < 1ms) Maximum Source Current (t < 1ms) (Note 2) ESD Susceptibility: EIAJ Norm (200pF discharged through 0) Operating Ambient Temperature Storage Temperature Junction Temperature Value 50 100 -0.3, + VS 1.8 1.8 1.8 300 -20, +75 -40, +150 + 150 Unit V V V A A A V C C C Note 2:The output current can reach 5A peak for t 10s (up to 120Hz) Note 3:Provided SOAR is respected (see Figures 2 and 3). THERMAL DATA Symbol Rth (j-c) Tt Tt Tjr Parameter Junction-Case Thermal Resistance Max. Temperature for Thermal Shutdown Hysteresis on Tt Recommended Max. Junction Temperature Value 3 150 10 120 Unit C/W C C C 2/6 1 STV9379A ELECTRICAL CHARACTERISTICS Symbol VS I2 I6 Io I1 I7 VIO VIO/dt GV V5L V5H VD5-6 VD3-2 V3L V3SH VS=42V, TA = 25C, unless otherwise specified 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 V1 = 25V, V7 = 26V V1 = 26V, V7 = 25V Min. 10 5 Typ. 13 10 -0.15 -0.15 - 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 Max. 42 20 30 1.3 -1 -1 7 Unit V mA mA A A A mV V/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 A C D D1 E F F1 G G1 G2 H2 H3 L L1 L2 L3 L5 L6 L7 M M1 Dia. Millimeters Min. Typ. Max. 4.8 1.37 2.4 1.2 0.35 0.6 2.41 4.91 7.49 10.05 16.97 14.92 21.54 22.62 2.6 15.1 6 2.8 5.08 3.65 3.85 0.144 3 15.8 6.6 0.102 0.594 0.236 2.54 5.08 7.62 2.8 1.35 0.55 0.8 0.9 2.67 5.21 7.8 10.4 10.4 0.396 0.095 0.193 0.295 0.094 0.047 0.014 0.024 Min. Inches Typ. Max. 0.189 0.054 0.110 0.053 0.022 0.031 0.035 0.100 0.200 0.300 0.105 0.205 0.307 0.409 0.409 0.668 0.587 0.848 0.891 0.118 0.622 0.260 0.110 0.200 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 (c) 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. STMicroelectronics GROUP OF COMPANIES Australia - Brazil - Canada - China - Finland - France - Germany - Hong Kong - India - Israel -Italy - Japan - Malaysia Malta-Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States www.st.com 6/6 2 |
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