UCC1809-2, UCC1809-1 Datasheet - Unitrode

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UCC1809-2, UCC1809-1 Economy Primary Side Controller

Economy Primary Side Controller application INFO available UCC1809-1/-2 UCC2809-1/-2 UCC3809-1/-2 .
The UCC3809 family of BCDMOS economy low power integrated circuits contains all the control and drive circuitry required for off-line and isolated DC-.

UCC1809-1-Unitrode.pdf

UCC1809-2 Datasheet Preview — This datasheet PDF includes multiple part numbers: UCC1809-2, UCC1809-1. Please refer to the document for exact specifications by model.

Datasheet Details

Part number:

UCC1809-2, UCC1809-1

Manufacturer:

Unitrode

File Size:

909.17 KB

Description:

Economy Primary Side Controller

Note:

This datasheet PDF includes multiple part numbers: UCC1809-2, UCC1809-1.
Please refer to the document for exact specifications by model.

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 TU

Applications

* where board space and height are at a premium. TYPICAL APPLICATION DIAGRAM RS TART VIN FEEDBACK CURRENT S ENS E S LOP E COMP FB 1V
* 1 + 1V NOIS E FILTER + +5V
* SS 6µA 2
* 0.5V + CSS DIS ABLE RT1 3 RT2 4 CT CLK OSC 5V REF REF 8 CREF P WM LATCH R Q S

UCC1809-2 Distributors

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UCC1809-1 Economy Primary Side Controller Unitrode

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