UC3943 - HIGH PERFORMANCE CURRENT MODE CONTROLLERS

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UTC

UC3943 HIGH PERFORMANCE CURRENT MODE CONTROLLERS by UTC - Datasheet Preview — Datasheet preview – UC3943

Datasheet Details

Part number	UC3943
Manufacturer	UTC
File Size	386.14 KB
Description	HIGH PERFORMANCE CURRENT MODE CONTROLLERS
Datasheet	UC3943 Datasheet
Additional preview pages of the UC3943 datasheet.

Product details

Description

The UTC UC3943 is specifically designed for off-line and dc-to-dc converter applications offering the designer a cost-effective solution with minimal external components.

Features

S.
With burstmode for lower standby power.
With greenmode for higher light load efficiency.
Oscillator frequency guaranteed at 250kHz.
Automatic feed forward compensation.
Latching PWM for cycle-by-cycle current limiting.
Internally trimmed reference with undervoltage lockout.
High current totem pole output.
Undervoltage lockout with hysteresis.
Low startup and operating current.

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Published: Apr 17, 2020 |