Datasheet TOP223Y Equivalent ( PDF ) - Data

TOP221-227 TOPSwitch-®II Family Three-terminal Off-line PWM Switch ® Product Highlights Lowest cost, lowest component count switcher solution Cost competitive with linears above 5W Very low AC, DC losses up to 90% efficiency Built-in Auto-restart and Current limiting Latching Thermal shutdown for system level protection Implements Flyback, Forward, Boost or Buck topology Works with pri

This product is not recommended for new designs. TOP221-227 TOPSwitch-II Family Three-Terminal Off-Line PWM Switch Product Highlights Lowest cost, lowest component count switcher solution Cost competitive with linears above 5 W Very low AC, DC losses up to 90% efficiency Built-in Auto-restart and Current limiting Latching Thermal shutdown for system level protection Implements

Low Cost Replacement for Discrete Switchers 20 to 50 fewer components - cuts cost, increases reliability Source-connected tab and Controlled MOSFET turn-on reduce EMI and EMI filter costs Allows for a 50% smaller and lighter solution Cost competitive with linears above 5 W

DRAIN Pin: Output MOSFET drain connection. Provides internal bias current during start-up operation via an internal switched highvoltage current source. Internal current sense point.

TOP100-4 TOPSwitch® Family Three-terminal Off-line PWM Switch ® Product Highlights Low Cost Replacement for Discrete Switchers 20 to 50 fewer components - cuts cost, increases reliability Source-connected tab and Controlled MOSFET turn-on reduce EMI and EMI filter costs Allows for a 50% small

The TOPSwitch family implements, with only three pins, all functions necessary for an off-line switched mode control system.

TOP100-4 TOPSwitch® Family Three-terminal Off-line PWM Switch ® Product Highlights Low Cost Replacement for Discrete Switchers 20 to 50 fewer components - cuts cost, increases reliability Source-connected tab and Controlled MOSFET turn-on reduce EMI and EMI filter costs Allows for a 50% small

TOP100-4 TOPSwitch Three-terminal Off-line PWM Switch AC IN DRAIN SOURCE CONTROL TOPSwitch TOPSwitch SELECTION GUIDE ORDER PART NUMBER OUTPUT POWER RANGE FLYBACK PFC, BOOST 100, 110 V VAC 48 V DC 100, 110 VAC N* N* N* N* N* July 2009 TOP100-4 CONTROL VC 0 ZC SHUNT REGULATOR, ERRO

TOP100-4 TOPSwitch® Family Three-terminal Off-line PWM Switch ® Product Highlights Low Cost Replacement for Discrete Switchers 20 to 50 fewer components - cuts cost, increases reliability Source-connected tab and Controlled MOSFET turn-on reduce EMI and EMI filter costs Allows for a 50% small