UCC2809-1, UCC1809-1 - Economy Primary Side Controller

Unitrode

UCC2809-1 Datasheet Preview — This datasheet PDF includes multiple part numbers: UCC2809-1, UCC1809-1. Please refer to the document for exact specifications by model.

Datasheet Details

Part number	UCC2809-1, UCC1809-1
Manufacturer	Unitrode
File Size	909.17 KB
Description	Economy Primary Side Controller
Datasheet	UCC1809-1-Unitrode.pdf
Note	This datasheet PDF includes multiple part numbers: UCC2809-1, UCC1809-1. Please refer to the document for exact specifications by model.

UCC2809-1 Product details

Description

The UCC3809 family of BCDMOS economy low power integrated circuits contains all the control and drive circuitry required for off-line and isolated DC-to-DC fixed frequency current mode switching power supplies with minimal external parts count.

Features

User Programmable Soft Start With Active Low Shutdown.
User Programmable Maximum Duty Cycle.
Accessible 5V Reference.
Undervoltage Lockout.
Operation to 1MHz.
0.4A Source/0.8A Sink FET Driver.
Low 100µA Startup Current PART TURN ON TURN OFF NUMBER.

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Other Datasheets by Unitrode

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Published: Apr 22, 2024 |