TDA1771 VERTICAL DEFLECTION CIRCUIT .. .. .. . RAMP GENERATOR INDEPENDENT AMPLITUDE ADJUSTEMENT BUFFER STAGE POWER AMPLIFIER FLYBACK GENERATOR INTERNAL REFERENCE VOLTAGE THERMAL PROTECTION SIP10 (Plastic Package) ORDER CODE : TDA1771 10 9 8 7 6 5 4 3 2 1 DESCRIPTION The TDA1771 is a monolithic integrated circuit in SIP10 package. It is a full performance and very efficient vertical deflection circuit intended for direct drive of a TV picture tube in Color and B & W television as well as in Monitor and Data displays. FLYBACK GENERATOR VS INVERTING INPUT BUFFER OUTPUT RAMP GENERATOR GROUND HEIGHT ADJUSTMENT TRIGGER INPUT OUTPUT STAGE V S POWER OUTPUT 1771-01.EPS PIN CONNECTIONS (top view) BLOCK DIAGRAM 9 2 VOLTAGE REGULATOR FLYBACK GENERATOR 10 R3 3 CLOCK PULSE RAMP GENERATOR POWER AMP. BUFFER STAGE 4 September 1993 6 1 THERMAL PROTECTION 7 8 1771-02.EPS TRIGGER IN 5 1/4 TDA1771 Symbol Parameter Value Unit Supply Voltage 30 V V1 , V2 Flyback Peak Voltage 65 V V3 Trigger Input Voltage 20 V V8 Amplifier Input Voltage GND to VS V I0 Output Peak to Peak Current (non repetitive t = 2ms) 6 A VS I0 Output Peak to Peak Current t > 10µs I10 Pin 10 DC Current at V1 < V9 I10 Pin 10 Peak to Peak Current @ tfly < 1.5ms Ptot Total Power Dissipation @ Ttab = 60°C TS , T J Storage and Junction Temperature 4 A 100 mA 3 A 9 W – 40, + 150 °C 1771-01.TBL ABSOLUTE MAXIMUM RATINGS Symbol Rth (j-tab) Rth (j-a) Value Unit Thermal Resistance Junction-tab Parameter Max. 10 °C/W Thermal Resistance Junction-ambient Max. 70 °C/W 1771-02.TBL THERMAL DATA ELECTRICAL CHARACTERISTICS (Tamb = 25°C unless otherwise specified) Symbol Parameter Test Conditions Min. Typ. Max. Unit DC (VS = 30V) I2 Pin 2 Quiescent Current I1 = 0, I10 = 0 16 36 mA I9 Pin 9 Quiescent Current I1 = 0, I10 = 0 15 30 mA – I6 Ramp Generator Bias Current V6 = 0 0.5 µA – I6 Ramp Generator Current V6 = 0, – I4 = 20µA 20 21.5 µA Ramp Gener. Linearity V6 = 0 to 15V, – I4 = 20µA 0.2 1 % V1 Quiescent Output Voltage Ra = 30kΩ, Rb = 10kΩ, VS = 30V 17.0 17.8 18.6 V Ra = 6.8kΩ, Rb = 10kΩ, VS = 15V 7.2 7.5 7.8 V 0.5 1 V 1 1.4 V 1.1 1.6 V V1L Out Saturation Voltage to GND I1 = 0.5A V1H Out Saturation Voltage to VS V4 Reference Voltage – I4 = 20µA dV4/VS Reference Voltage Drift Versus VS VS = 10V to 30V dV4/dI 4 Reference Voltage Drift Versus I4 I4 = 10µA to 30µA I1 = 1.2A – I1 = 0.5A – I1 = 1.2A Vr Internal Ref. Voltage Gv Ouput Stage Open Loop Gain f = 100Hz 6.3 4.26 2.2 V 6.9 V 1 2 mV/V 1.5 2 mV/µA 4.40 4.54 60 V dB Vfs V9 – 10 Saturation Voltage – I10 = 1.2A 1.5 2.5 V V10 Pin 10 Scanning Voltage I10 = 20mA 1.7 3 V V3 Trigger Input Threshold (see note 1) 2.6 3.0 3.4 V I3 Trigger Input Bias Current VIN = V3 – 0.2V t3 Trigger Input Width (see note 2) 20 60 Notes : 1. The trigger input circuit can accept, with a metal option, positive and negative going input pulses. 1.2 ⋅ tS 2. th = where tS is the vertical period and VPP is ramp amplitude at Pin 6 VPP 2/4 1.6 6.6 30 µA th µS 1171-03.TBL dI6/I6 18.5 TDA1771 ELECTRICAL CHARACTERISTICS (Tamb = 25°C unless otherwise specified) (continued) Symbol Parameter Test Conditions Min. Typ. Max. Unit VS Operating Supply Voltage Range 10 30 V I1 Peak-to-peak Operating Current Range 0.4 2.5 A IS Supply Current IY = 2.4App 315 mA V1 Flyback Voltage IY = 2.4App 51 V V7 Sawtooh Pedestall Voltage 1.85 V TJS Junction Temp. for Thermal Shutdown 145 °C 1771-04.TBL DC (VS = 24V) APPLICATION CIRCUIT +VS 0.1µF 470µF 1N4001 2 9 100µF 35V VOLTAGE REGULATOR FLYBACK GENERATOR 10 POWER AMP. 1 R3 3 CLOCK PULSE RAMP GENERATOR 2.2Ω 330Ω BUFFER STAGE 0.22µF THERMAL PROTECTION Ry = 9.6Ω YOKE Ly = 24.6mH Iy = 1.2App 2.4kΩ 4 6 7 8 5 1.2kΩ 1kΩ 1500µF 47nF 180kΩ 22µF 220kΩ 1.2Ω 1771-03.EPS TRIGGER IN 3/4 TDA1771 PACKAGE MECHANICAL DATA 10 PINS - PLASTIC SIP C c2 L1 L3 D d1 N 1 10 L a1 L2 A M e3 e PM-SIP10.EPS b1 b3 c1 B A a1 B b1 b3 C c1 c2 D d1 e e3 L L1 L2 L3 M N Min. Millimeters Typ. 2.7 Max. 7.1 3 24.8 Min. 0.106 0.5 0.85 Inches Typ. Max. 0.280 0.118 0.976 0.020 1.6 0.033 3.3 0.43 1.32 0.063 0.130 0.017 0.052 23.7 0.933 14.5 2.54 22.86 0.571 0.100 0.900 3.1 0.122 3 17.6 0.118 0.693 0.25 3.2 1 0.010 0.126 0.039 Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics 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 SGS-THOMSON Microelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of SGS-THOMSON Microelectronics. © 1994 SGS-THOMSON Microelectronics - All Rights Reserved Purchase of I2C Components of SGS-THOMSON Microelectronics, conveys a license under the Philips I2C Patent. Rights to use these components in a I2C system, is granted provided that the system conforms to the I2C Standard Specifications as defined by Philips. SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - China - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A. 4/4 SIP10.TBL Dimensions