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DER-998 - 12 W or 6 W Selectable Output Voltage Appliance Power Supply Using LinkSwitch-XT2SR

12 W or 6 W non-isolated flyback power supply for appliances, using LinkSwitch-XT2SR (LNK3773D)

  • Selectable output voltage between 6 V and 12 V, with 1 A output current
  • Input range: 90 - 265 VAC
  • Very low component count
  • Synchronous rectifier MOSFET driver and integrated 3.3 V LDO (uVCC)
  • 90% efficiency at nominal AC input
  • <5 mW no-load input power at 6 V output 230 VAC
  • <190 mW standby input power at 6 V / 30 mA load
  • Simple two-winding transformer
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