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TL1453C DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUIT
D Complete PWM Power Control Circuitry D Completely Synchronized Operation D Internal Undervoltage Lockout Protection D Wide Supply Voltage Range D Oscillator Frequency . . . 500 kHz Max D Variable Dead Time Provides Control
Over Total Range
D Internal Regulator Provides a Stable 2.5-V
Reference Supply
description
SLVS039A – FEBRUARY 1990 – REVISED DECEMBER 1990
N OR NS PACKAGE (T0P VIEW)
CT
{ RT
ERROR IN+ AMPLIFIER 1 IN–
1 FEEDBACK 1 DEAD-TIME CONTROL
1 OUTPUT GND
1 2 3 4 5 6 7 8
16 REF 15 SCP
}14 IN+ ERROR
13 IN– AMPLIFIER 2 12 2 FEEDBACK 11 2 DEAD-TIME CONTROL 10 2 OUTPUT 9 VCC
The TL1453C incorporates the functions required in the construction of two pulse-width-modulation control circuits on a single monolithic chip.
TL1453C Datasheet
