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USRB01A Datasheet - UTC

USRB01A-UTC.pdf

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Datasheet Details

Part number:

USRB01A

Manufacturer:

UTC

File Size:

262.68 KB

Description:

High precision cc/cv primary side switch.

USRB01A, HIGH PRECISION CC/CV PRIMARY SIDE SWITCH

The UTC USRB01A is a primary controller for 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 sup

USRB01A 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, OTP, VDD under voltage lockout, etc.

* FEATURES SOP-8

* ±5% constant voltage regulation at universal A

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