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UC3873B

LOW COST POWER-SAVING MODE PWM CONTROLLER

UC3873B Features

* UTC proprietary frequency hopping technology for Improved EMI performance.

* Power-saving mode for high light-load and standby efficiency

* Soft Start

* Dynamic peak current limiting for constant output power

* Built-in synchronized slope compensation

* OLP,OVP and VDD cla

UC3873B General Description

The UC3873B is a high performance current mode PWM controller ideally suited for low standby power. Low VDD startup current make the power reliable on startup design and a large 54 6 23 1 SOT-26 value resistor could be used in the startup circuit to minimize the standby power. At no load conditio.

UC3873B Datasheet (413.33 KB)

Preview of UC3873B PDF

Datasheet Details

Part number:

UC3873B

Manufacturer:

UTC

File Size:

413.33 KB

Description:

Low cost power-saving mode pwm controller.
UNISONIC TECHNOLOGIES CO., LTD UC3873B LINEAR INTEGRATED CIRCUIT LOW COST POWER-SAVING MODE PWM CONTROLLER FOR FLYBACK CONVERTERS

* DESC.

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UC3873B LOW COST POWER-SAVING MODE PWM CONTROLLER UTC

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