SG1577 - Dual Synchronous DC/DC Controller

Fairchild Semiconductor

Datasheet Details

Part number	SG1577
Manufacturer	Fairchild Semiconductor
File Size	891.50 KB
Description	Dual Synchronous DC/DC Controller
Datasheet	SG1577_FairchildSemiconductor.pdf

The SG1577 is a high-efficiency, voltage-mode, dualchannel, synchronous DC/DC PWM controller for two independent outputs.

Integrated Two Sets of MOSFET Drivers Two Independent PWM Controllers Constant Frequency Operation: Free-running Fixed Frequency Oscillator Programmable: 60kHz to 320kHz Wide Range Input Supply Voltage: 8~15V Programmable Output as Low as 0.7V Internal Error Amplifier Reference Voltage: 0.7V±1.5% Two Soft-Start / EN Functions Programmable Over-Current Protection (OCP) 30V HIGH Voltage Pin for Bootstrap Voltage Output Over-Voltage.

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Published: May 8, 2011 |