TL1454ACPWR
TI(德州仪器)
主动器件
双通道脉冲宽度调制（ PWM ）控制电路 DUAL-CHANNEL PULSE-WIDTH-MODULATION PWM CONTROL CIRCUIT
description
The TL1454A is a dual-channel pulse-width-modulation PWM control circuit, primarily intended for low-power, dc/dc converters. Applications include LCD displays, backlight inverters, notebook computers, and other products requiring small, high-frequency, dc/dc converters.
Two Complete PWM Control Circuits
Outputs Drive MOSFETs Directly
Oscillator Frequency. . . 50 kHz to 2 MHz
3.6-V to 20-V Supply-Voltage Range
Low Supply Current. . . 3.5 mA Typ
Adjustable Dead-Time Control, 0% to 100%
1.26-V Reference
