DESCRIPTION
Designed for monitors and high performance TVs, The TDA8178Sis offered in HEPTAWATT package PIN CONNECTIONS HEPTAWATT (Plastic Package) ORDER CODE : TDA8178S 7 6 5 4 3 2 1 Reference Voltage Output Stage Supply Output GND Flyback Generator Supply Voltage Inverting Input Tab connected to pin 4 8178S-01.EPS May 1993 1/6 TDA8178S BLOCK DIAGRAM + VS 2 6 3 FLYBACK GENERATOR 1 POWER AMPLIFIER 5 YOKE 7 REFERENCE VOLTAGE 4 THERMAL PROTECTION APPLICATION CIRCUIT (VS = 42V) + VS 2 6 3 1 TDA8178S 5 7 YOKE 4 Note : For values see ”Easy Design of Vertical Deflection Stages” (software available from our sales offices) 2/6 8178S-03.EPS 8178S-02.EPS TDA8178S ABSOLUTE MAXIMUM RATINGS
Symbol VS V5 , V6 V1 , V7 IO Supply Voltage (pin 2) Flyback Peak Voltage Amplifier Input Voltage Output Peak Current Non-repetitive, t = 2ms f = 50 or 60Hz, t ≤ 10µs f = 50 or 60Hz, t > 10µs I3 Ptot Tstg Tj Pin 3 DC at V5 < V2 Pin 3 Peak Flyback Current at f = 50 or 60Hz, tfly ≤ 1.5ms Total Power Dissipation at...
STMicroelectronics
