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RT8238A

Single Synchronous Buck PWM Controller

RT8238A Features

* z Built in 1% 0.5V Reference Voltage z Adjustable 0.5V to 3.3V Output Range z Quick Load Step Response within 100ns z 4700ppm/°C Programmable Current Limit by Low Side RDS(ON) Sensing z 4.5V to 26V Battery Input Range z Resistor Programmable Frequency z Internal Ramp Current Limit Soft-Start Control

RT8238A General Description

The RT8238A PWM controller provides high efficiency, excellent transient response, and high DC output accuracy needed for stepping down high voltage batteries to generate low voltage CPU core, I/O, and chipset RAM supplies in notebook computers. The constant on-time PWM control scheme handles wide i.

RT8238A Datasheet (241.00 KB)

Preview of RT8238A PDF

Datasheet Details

Part number:

RT8238A

Manufacturer:

RICHTEK

File Size:

241.00 KB

Description:

Single synchronous buck pwm controller.

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RT8238A Single Synchronous Buck PWM Controller RICHTEK

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