Product Summary

The TDA1170N is a monolithic integrated circuit in a 12-lead quad in-line plastic package. It is intended for use in black and white and colour TV receivers. Low-noisemakes the TDA1170N particularly suitable for use in monitors. The functions incorporated are: synchronization circuit, oscillator and ramp generator, high power gain amplifier, flyback generator, voltage regulator.

Parametrics

TDA1170N absolute maximum ratings: (1)VS, Supply Voltage at Pin 2: 35 V; (2)V4, V5, Flyback Peak Voltage: 60 V; (3)V10, Power Amplifier Input Voltage: -0.5 to + 10V; (4)Io, Output Peak Current (non repetitive) at t = 2msec: 2 A; (5)Io, Output Peak Current at f = 50Hz t 3 10msec: 2.5 A; (6)Io, Output Peak Current at f = 50Hz t > 10msec: 1.5 A; (7)I3, Pin 3 DC Current at V4 < V2: 100 mA; (8)I3, Pin 3 Peak to Peak Flyback Current for f = 50Hz, tfly≤1.5msec: 1.8 A; (9)I8, Pin 8 Current: ±20 mA; (10)Ptot, Power Dissipation : at Tab = 90℃: 5W; at Tamb = 80℃ (free air): 1W; (11)Tstg, Tj, Storage and Junction Temperature: -40 to +150℃.

Features

TDA1170N features: (1)On-Chip Frequency to Voltage Converter; (2)On-Chip Ramps Generator; (3)Soft-Start; (4)Load Current Limitation; (5)Tachogenerator Circuit Sensing; (6)Direct Supply from AC Line; (7)Security Functions Peformed by Monitor.

Diagrams

TDA1170N block diagram

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