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UC3846

Part Number	UC3846
Manufacturer	Fairchild Semiconductor
Description	SMPS Controller
Published	Oct 12, 2005
Detailed Description	www.fairchildsemi.com UC3846 SMPS Controller Features • Automatic Feed Forward Compensation • Programmable Pulse by Pu...
Datasheet	UC3846 PDF File

Overview

www.
fairchildsemi.
com UC3846 SMPS Controller Features • Automatic Feed Forward Compensation • Programmable Pulse by Pulse Current Limiting • Automatic Symmetry Correction in Push-Pull Configuration • Enhanced Load Response Characteristics • Parallel Operation Capability for Modulator Power Systems • Differential Current Sense Amplifier with Common Mode Range • Double Pulse Suppression • 200mA Totem-Pole Outputs • ±2% Band gap Reference • Under-Voltage Lockout • Soft-Start Capability • Shutdown Terminal • 500KHz Operation Description The UC3846 control IC provides all of the necessary features to implement fixed frequency, current mode control schemes while maintaining a minimum external p...

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