STV9379

STV9379 VERTICAL DEFLECTION BOOSTER . . . . . . POWER AMPLIFIER FLYBACK GENERATOR THERMAL PROTECTION OUTPUT CURRENT UP TO 2.0APP FLYBACK VOLTAGE UP TO 90V (on Pin 5) SUITABLE FOR DC COUPLING APPLICATION HEPTAWATT (Plastic Package) DESCRIPTION Designed for monitors and high performance TVs, the STV9379 vertical deflection booster delivers flyback voltages close to 90V. TheSTV9379 operateswith suppliesup to 42Vand provides up to 2APP output current to drive the yoke. The STV9379 is offered in HEPTAWATT package. PIN CONNECTIONS ORDER CODE : STV9379 7 6 5 4 3 2 1 Non-inverting Input Output Stage Supply Output GND Flyback Generator Supply Voltage Inverting Input Tab connected to pin 4 9379-01.EPS August 1998 1/5 STV9379 BLOCK DIAGRAM OUTPUT STAGE SUPPLY VOLTAGE SUPPLY 2 6 FLYBACK GENERATOR 3 FLYBACK GENERATOR INVERTING INPUT 1 POWER AMPLIFIER NON-INVERTING INPUT 7 5 OUTPUT THERMAL PROTECTION 4 9379-02.EPS STV9379 GROUND OR NEGATIVE SUPPLY ABSOLUTE MAXIMUM RATINGS Symbol VS V6 V1 , V7 IO I3 I3 VESD Toper Tstg Tj Notes : 1. 2. 3. Parameter Supply Voltage (Pin 2) (see note 1) Flyback Peak Voltage (Pin 6) (see note 1) Amplifier Input Voltage (Pins 1-7) (see note 1) Maximum Output Peak Current (see notes 2 and 3) Maximum Sink Current (first part of flyback) (t < 1ms) Maximum Source Current (t < 1ms) ESD susceptibility : EIAJ Norm (200pF discharged through 0Ω) Operating Ambient Temperature Storage Temperature Junction Temperature Versus Pin 4. The output current can reach 4A peak for t ≤ 10µs (up to 120Hz). Provided SOAR is respected (see Figures 1 and 2). Value 50 100 - 0.3, + VS 1.5 1.5 1.5 300 - 20, + 75 - 40, + 150 +150 Unit V V V A A A V o o o C C THERMAL DATA Symbol R th (j-c) Tt ∆Tt Tjr Parameter Junction-case Thermal Resistance Temperature for Thermal Shutdown Hysteresis on Tt Recommended Max. Junction Temperature Max. Value 3 150 10 120 Unit o C/W o o o C C C 9379-02.TBL 2/5 9379-01.TBL C STV9379 ELECTRICAL CHARACTERISTICS (VS = 42V, TA = 25oC, 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) I5 = 1A I5 = - 1A I5 = 1A I3 = 1A I3 = 20mA I3 = - 1A 80 1 1.6 1.5 1.5 0.8 2.1 1.5 2.1 2 2 1.2 2.9 - 10 V1 = 25V, V 7 = 26V V1 = 26V, V 7 = 25V - 0.15 - 0.15 Test Conditions Versus Pin 4 I3 = 0, I5 = 0 I3 = 0, I5 = 0 5 Min. 10 10 10 Typ. Max. 42 20 30 1 -1 -1 7 Unit V mA mA A µA µA mV µV/oC dB V V V V V V 9379-03.TBL APPLICATION CIRCUITS AC COUPLING +VS CF 2 6 3 FLYBACK GENERATOR R5 1 POWER AMPLIFIER THERMAL PROTECTION 5 0.22µF 1.5Ω 7 VREF Rd (*) Ly Yoke STV9379 4 R3 R4 CL R2 Ly Ly < Rd < (*) 50µs 20µs 9379-03.EPS R1 3/5 STV9379 APPLICATION CIRCUITS (continued) DC COUPLING +VS CF 2 6 3 FLYBACK GENERATOR R5 1 VREF+ 0.22µF 1.5Ω Vertical Position Adjustment POWER AMPLIFIER THERMAL PROTECTION 5 7 Rd (*) Ly Yoke STV9379 4 -VEE R2 Ly Ly < Rd < (*) 50µs 20µs 9379-04.EPS R1 Figure 1 : Output Transistors SOA (for secondary breakdown) I C (A) @ T case = 25°C Figure 2 : SecondaryBreakdown Temperature Derating Curve (ISB = secondary breakdown current) ISB (%) 100 90 10 1 80 10 -1 t = 1ms t = 10ms t = 100ms 1 10 70 60 25 50 75 100 125 9379-06.EPS 9379-05.EPS V CE (V) 10 2 10 -2 T case (°C) 4/5 STV9379 PACKAGE MECHANICAL DATA : 7 PINS - PLASTIC HEPTAWATT Dimensions Min. A C D D1 E F F1 G G1 G2 H2 H3 L L1 L2 L3 L5 L6 L7 M M1 Dia. Millimeters Typ. 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 2.54 5.08 7.62 Max. 4.8 1.37 2.8 1.35 0.55 08 0.9 2.67 5.21 7.8 10.4 10.4 Min. Inches Typ. 0.094 0.047 0.014 0.024 0.095 0.193 0.295 0.396 0.668 0.587 0.848 0.891 0.100 0.200 0.300 Max. 0.189 0.054 0.110 0.053 0.022 0.031 0.035 0.105 0.205 0.307 0.409 0.409 3 15.8 6.6 0.102 0.594 0.236 0.110 0.200 0.118 0.622 0.260 HEPTV.TBL 3.85 0.144 0.152 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 licence 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 comp onents in lifesupport devicesor systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics © 1998 STMicroelectronics - All Rights Reserved Purchase of I C Components of STMicroelectronics, conveys a license under the Philips I 2C Patent. Rights to use these components in a I 2C system, is granted provided that the system conforms to the I2C Standard Specifications as defined by Philips. STMicroelectronics GROUP OF COMPANIES Australia - Brazil - Canada - China - France - Germany - Italy - Japan - Korea - Malaysia - Malta - Mexico - Morocco - The Netherlands Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A. 2 5/5 PM-HEPTV.EPS