Datasheet4U Logo Datasheet4U.com

UC3874-2, UC3874-1 - Step-down (Buck) Controllers

UC3874-2 Description

UC1874-1,-2 UC2874-1,-2 UC3874-1,-2 High Efficiency, Synchronous, Step-down (Buck) Controllers .
The UC3874 family of synchronous step-down (Buck) regulators provides high efficiency power conversion from an input voltage range of 4.

UC3874-2 Features

* Operation to 36V Input Voltage
* Fixed Frequency Average Current Mode Control
* Standby Mode for Improved Efficiency at Light Load
* Drives External N-Channel MOSFETs for Highest Efficiency
* Sleep Mode Current < 50mA
* Complementary 1 Amp Outputs wi

UC3874-2 Applications

* such as laptop computers, consumer products, communications systems, and aerospace which demand high performance and long battery life. The synchronous regulator replaces the catch diode in the standard buck regulator with a low Rds(on) N-channel MOSFET switch allowing for significant efficiency imp

📥 Download Datasheet

This datasheet PDF includes multiple part numbers: UC3874-2, UC3874-1. Please refer to the document for exact specifications by model.
datasheet Preview Page 2 datasheet Preview Page 3

Datasheet Details

Part number
UC3874-2, UC3874-1
Manufacturer
Unitrode
File Size
392.03 KB
Datasheet
UC3874-1-Unitrode.pdf
Description
Step-down (Buck) Controllers
Note
This datasheet PDF includes multiple part numbers: UC3874-2, UC3874-1.
Please refer to the document for exact specifications by model.

📁 Related Datasheet

  • UC3873 - LOW COST POWER-SAVING MODE PWM CONTROLLER (UTC)
  • UC3873B - LOW COST POWER-SAVING MODE PWM CONTROLLER (UTC)
  • UC3873C - LOW COST POWER-SAVING MODE PWM CONTROLLER (UTC)
  • UC3873H - LOW COST POWER-SAVING MODE PWM CONTROLLER (UTC)
  • UC3873HL - LOW COST POWER-SAVING MODE PWM CONTROLLER (UTC)
  • UC3873L - LOW COST POWER-SAVING MODE PWM CONTROLLER (UTC)
  • UC3875A - LOW COST POWER-SAVING MODE PWM CONTROLLER (UTC)
  • UC3875L - LOW COST POWER-SAVING MODE PWM CONTROLLER (UTC)

📌 All Tags

Step-down Buck Controllers Unitrode
Unitrode UC3874-2-like datasheet