SC4905B Datasheet HIGH PERFORMANCE VOLTAGE MODE PWM CONTROLLER

Manufacturer: SEMTECH

Download the SC4905B datasheet PDF. This datasheet also includes the SC4905A variant, as both parts are published together in a single manufacturer document.

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SC4905B high performance voltage mode pwm controller by SEMTECH - Datasheet Preview — Note: The manufacturer provides a single datasheet file (SC4905A_SemtechCorporation.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number	SC4905B
Manufacturer	SEMTECH
File Size	389.29 KB
Description	HIGH PERFORMANCE VOLTAGE MODE PWM CONTROLLER
Download	SC4905B Download (PDF)

General Description

The SC4905A/B is a 10 pin BICMOS primary side voltage mode controller for use in Isolated DC-DC and off-line switching power supplies.

It is a highly integrated solution, requiring few external components.

The device

Overview

POWER MANAGEMENT.

Key Features

a high speed oscillator with integrated feed forward compensation, accurately programmable maximum duty cycle, voltage mode of operation, line voltage monitoring, supply UVLO, low start up current, low voltage current limit threshold and user accessible reference. www. DataSheet4U. com The SC4905A/B device operates at a fixed frequency, highly desirable for Telecom.

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