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TOP221PN Off-line PWM Switch IC

70.00 inc. GST
  • Supply current: 1.2mA
  • Supply Voltage: 85-265VAC
  • Output Voltage: 5.7 V
  • Power (Watts): 9W
  • Switching Frequency-Max: 100 kHz
  • Package: DIP-8
  • 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 Flyback, Forward, Boost or Buck topology
  • Works with primary or opto feedback
  • Stable in discontinuous or continuous conduction mode
  • Source connected tab for low EMI
  • Circuit simplicity and Design Tools reduce time to market