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UPSRB01B

Part Number	UPSRB01B
Manufacturer	Unisonic Technologies
Description	HIGH PRECISION CC/CV PRIMARY SIDE SWITCHING REGULATOR
Published	Mar 12, 2016
Detailed Description	UNISONIC TECHNOLOGIES CO., LTD UPSRB01B Preliminary LINEAR INTEGRATED CIRCUIT HIGH PRECISION CC/CV PRIMARY SIDE SWI...
Datasheet	UPSRB01B PDF File

Overview

UNISONIC TECHNOLOGIES CO.
, LTD UPSRB01B Preliminary LINEAR INTEGRATED CIRCUIT HIGH PRECISION CC/CV PRIMARY SIDE SWITCHING REGULATOR  DESCRIPTION The UTC UPSRB01B is a primary control unit for switch mode charger and adapter applications.
The controlled variable is transferred by an auxiliary winding from the secondary to the primary side.
The device uses Pulse Frequency Modulation (PFM) method to build discontinuous conduction mode (DCM) flyback power supplies.
The UTC UPSRB01B operates in primary-side sensing and regulation.
Opto-coupler and TL431 could be eliminated.
It also eliminates the need of loop compensation circuitry while maintaining stability.
The UTC UPSRB01B achieves hi...

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