RT8238A - Single Synchronous Buck PWM Controller

Name: RT8238A
SKU: RT8238A-900355

RICHTEK

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Datasheet Details

Part number	RT8238A
Manufacturer	Richtek
File Size	241.00 KB
Description	Single Synchronous Buck PWM Controller
Datasheet	RT8238A-RICHTEK.pdf

RT8238A Product details

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.

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 z Drives Large Synchronous Rectifier FETs z Integrated Boost Switch z Over/Under Voltage Protection z Thermal Shutdown z Power Good Indicator z RoHS Compliant and Halogen Free.

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Published: Feb 6, 2015 |