Part Number : LM27403

Function : 3-20V, Voltage Mode Synchronous Buck Controller with Temperature-Compensated DCR Current Sensing

Package : WQFN 24 Pin type

Maker : Texas Instruments

Pinouts :
LM27403 datasheet

Description :

The LM27403 is a feature-rich, easy-to-use, synchronous buck controller offering exceptional levels of integration and performance for superior efficiency in high power density, point-of-load (POL) DC-DC regulator solutions. The resistor-programmable switching frequency from 200 kHz to 1.2 MHz and integrated, high-current MOSFET gate drivers with adaptive deadtime offer flexibility to optimize solution size and maximize conversion efficiency.


1. Up to 97% Efficiency and 93% Duty Cycle

2. Wide Input Voltage Range of 3 V to 20 V

3. Switching Frequency From 200 kHz to 1.2 MHz

4. Integrated VDD Bias Supply LDO Subregulator

Datasheet PDF Download :
LM27403 pdf

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2021/06/12 14:50 2021/06/12 14:50