UPSRB01A HIGH PRECISION CC/CV PRIMARY SIDE SWITCHING REGULATOR

Unisonic Technologies

Description

UNISONIC TECHNOLOGIES CO., LTD UPSRB01A Preliminary LINEAR INTEGRATED CIRCUIT HIGH PRECISION CC/CV PRIMARY SIDE SWITCHING REGULATOR * DESCR.
The UTC UPSRB01A is a primary control unit for switch mode charger and adapter applications.

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Datasheet Specifications

Part number: UPSRB01A
Manufacturer: Unisonic Technologies
File Size: 222.10 KB
Datasheet: UPSRB01A-UnisonicTechnologies.pdf
Description: HIGH PRECISION CC/CV PRIMARY SIDE SWITCHING REGULATOR

Features

* including Cycle-by-cycle current limiting, output over voltage protection, VDD over voltage protection, feedback loop open protection, short circuit protection, leading edge blanking, VDD under voltage lockout, etc. 54 6 1 23 SOT-26
* FEATURES
* ±5% constant voltage regulation at universa

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 UPSRB01A operates in primary-side sensing and regulation. Opto-

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UPSRB01A HIGH PRECISION PRIMARY SIDE SWITCHING REGULATOR Unisonic Technologies

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