www.
fairchildsemi.
com
KA3846
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 KA3846 control IC provides all of the necessary features to implement fixed frequency, current mode control schemes while maintaining a minimum external p...