KA7500B - SMPS Controller

Product Overview

Fairchild

Datasheet Details

Part number	KA7500B
Manufacturer	Fairchild
File Size	59.52 KB
Description	SMPS Controller
Datasheet	KA7500B Datasheet
Additional preview pages of the KA7500B datasheet.

KA7500B Product details

Description

The KA7500B is used for the control circuit of the PWM switching regulator.

The KA7500B consists of 5V reference voltage circuit, two error amplifiers, a flip flop, an output control circuit, a PWM comparator, a dead time comparator and an oscillator.

Features

Internal Regulator Provides a Stable 5V Reference Supply Trimmed to 5%.
Uncommitted Output TR for 200mA Sink or Source Current.
Output Control For Push-Pull or Single Ended Operation.
Variable Duty Cycle By Dead Time Control (Pin 4) Complete PWM Control Circuit.
On-Chip Oscillator With Master or Slave Operation.
Internal Circuit Prohibits Double Pulse at Either Output.

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Published: Apr 25, 2005 |