JWH6344 - JoulWatt

JWH6344 Synchronous Step-Down PWM Controller

The JW®H6344 is a synchronous buck regulator controller. Operating with an input range of 5V~65V, the JWH6344 adopts voltage mode control and provides high efficiency, excellent transient response, and high DC output accuracy needed for low output voltage, high current, PC system power rail and similar POL power supply in digital consumer products. At light .

Features

 5V to 65V operating input range
 0.8V to 65V output voltage range
 Built-in ±1% 0.8V reference voltage
 Switching frequency from 100kHz to 1MHz -SYNC In and SYNC Out capability
 7.5V gate drivers for standard VTH MOSFETs -14ns dead time -2.3A source and 3.5A sink capability -Low-side soft-start for pre-bias start-up
 Programmable current limit by low side RDS(ON) sensing or shunt sensing
 Adjustable soft-start or optional voltage tracking
 Built-in OCP/UVP
 Power good indicator
 Thermal protection
 Available in QFN3.5X4.5-20 package APPLICATIONS
 Networking and Computing Power
 I.