RT8237A - High Efficiency Single Synchronous Buck PWM Controller

RICHTEK

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Datasheet Details

Part number	RT8237A
Manufacturer	Richtek
File Size	206.70 KB
Description	High Efficiency Single Synchronous Buck PWM Controller
Datasheet	RT8237A_RICHTEK.pdf

RT8237A Product details

Description

The RT8237A/B 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

Wide Input Voltage Range : 4.5V to 26V.
Output Voltage Range : 0.7V to 3.3V.
Built-in 0.5% 0.7V Reference Voltage.
Quick Load-Step Response within 100ns.
4700ppm/°C Programmable Current Limit by Low Side RDS(ON) Sensing.
4 Selectable Frequency Setting.
Soft-Start Control.
Drives Large Synchronous-Rectifier FETs.
Integrated Boot Switch.
Built-in OVP/OCP/UVP.
Thermal Shutdown.
Power Good Indicator.
RoHS Compliant and Halogen Free Ap.

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Published: Dec 21, 2013 |