DatasheetsPDF.com

UC3843A

Part Number	UC3843A
Manufacturer	Fairchild Semiconductor
Description	SMPS Controller
Published	Jan 6, 2006
Detailed Description	www.fairchildsemi.com UC3842A/UC3843A SMPS Controller Features • • • • • • • Low Start Current 0.2mA (typ) Operating R...
Datasheet	UC3843A PDF File

Overview

www.
fairchildsemi.
com UC3842A/UC3843A SMPS Controller Features • • • • • • • Low Start Current 0.
2mA (typ) Operating Range Up To 500KHz Cycle by Cycle Current Limiting Under Voltage Lock Out With Hysteresis Short Shutdown Delay Time: typ.
100ns High Current Totem-pole Output Output Swing Limiting: 22V Description The UC3842A/UC3843A are fixed PWM controller for OffLine and DC to DC converter applications.
The internal circuits include UVLO, low start up current circuit, temperature compensated reference, high gain error amplifier, current sensing comparator, and high current totem-pole output for driving a POWER MOSFET.
Also UC3842A/ UC3843A provide low start up current below 0.
3mA and sho...

Similar Datasheet

UC3840 PWM CONTROLLER - STMicroelectronics
UC3841 Programmable Off-Line PWM Controller - Unitrode
UC3842 Current-mode PWM controller - Philips
UC3842 SMPS Controller - Fairchild
UC3842 CURRENTMODE PWM CONTROLLER - ST Microelectronics
UC3842 High Performance Current Mode Controller - HOTCHIP
UC3842 Current-Mode PWM Controllers - Texas Instruments
UC3842A CURRENT MODE PWM CONTROLLER - UTC
UC3842A HIGH-PERFORMANCE CONTROLLERS - Motorola
UC3842A SMPS Controller - Fairchild Semiconductor

Since 2006. D4U Semicon,
Electronic Components Datasheet Search Site. (Privacy Policy & Contact)