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KA1M0680B/KA1M0680RB/ KA1H0680B/KA1H0680RFB
Fairchild Power Switch(FPS)
www.fairchildsemi.com
Features
• Precision fixed operating frequency • KA1M0680B,KA1M0680RB (67KHz) • KA1H0680B,KA1H0680RFB (100KHz) • Pulse by pulse over current limiting • Over load protection • Over voltage protection (Min. 23V) • Internal thermal shutdown function • Under voltage lockout • Internal high voltage sense FET • Latch up mode (KA1M0680B,KA1H0680B) • Auto restart (KA1M0680RB,KA1H0680RFB) • Soft start
Description
The Fairchild Power Switch(FPS) product family is specially designed for an off-line SMPS with minimal external components. The Fairchild Power Switch(FPS) consist of high voltage power SenseFET and current mode PWM controller IC.