US3652 Datasheet High Precision Cc/cv Primary-side Pwm Power Switch

Manufacturer: Unisonic Technologies

Overview: UNISONIC TECHNOLOGIES CO., LTD US3652 HIGH PRECISION CC/CV PRIMARY-SIDE PWM POWER SWITCH CMOS IC.

Datasheet Details

Part number	US3652
Manufacturer	Unisonic Technologies
File Size	256.72 KB
Description	HIGH PRECISION CC/CV PRIMARY-SIDE PWM POWER SWITCH
Datasheet	US3652-UnisonicTechnologies.pdf

General Description

The UTC US3652 is a primary control switch mode charger and adapter 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.

Key Features

S.
Built-in 600V Power MOSFET.
±5% constant voltage regulation at universal AC input.
High precision constant current regulation at universal AC input.
Primary side control without TL431 and opto-coupler.
Programmable CV and CC regulation.
Programmable cable compensation in CV mode.
Flyback topology in DCM operation.
Frequency hopping to reduce system EMI.
Built-in leading edge blanking.
Built-in primary winding inductance compensation.
Pow.

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