USR3651S Datasheet - Unisonic Technologies

USR3651S, HIGH PRECISION CC/CV PRIMARY-SIDE PWM POWER SWITCH

UNISONIC TECHNOLOGIES CO., LTD USR3651S HIGH PRECISION CC/CV PRIMARY-SIDE PWM POWER SWITCH CMOS IC * .
The UTC USR3651S is a primary control switch mode charger and adapter applications.

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USR3651S-UnisonicTechnologies.pdf

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Datasheet Details

Part number:

USR3651S

Manufacturer:

Unisonic Technologies

File Size:

457.74 KB

Description:

HIGH PRECISION CC/CV PRIMARY-SIDE PWM POWER SWITCH

Features

* including Cycle-by-cycle current limiting, VDD over voltage protection, VDD clamp, OTP, leading edge blanking, VDD under voltage lockout, etc. DIP-8 SOP-8
* FEATURES
* High Voltage startup circuit
* Built-in 650V Power MOSFET
* ±5% constant voltage regulation at universal AC input

Applications

* The controlled variable is transferred by an auxiliary winding from the secondary to the primary side. The device integrates PWM controller to enhance the performance of discontinuous conduction mode (DCM) flyback converters. The UTC USR3651S operates in primary-side sensing and regulation. Opto-co

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