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SCYW99143 Key Features

  • High Voltage Start Up
  • Internal Brown-Out Protection
  • Buffered Brown-Out Divider Output Available
  • Automatic and Lossless X2 Capacitor Discharge
  • Remote Input for Standby Operation Control
  • Active ON or OFF Off-mode Options
  • Auto-Recovery Timer
  • Open Collector Switch for Disabling Slave SMPS
  • Up to 28-V Vcc Operation
  • Extremely Low No-load Standby Power

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SCYW99143 Description

Customer Specific Device from ON Semiconductor SCYW99143 Universal High Voltage Control Block for SMPS Controllers with Extremely Low Stand-by Power Consumption Product Preview The SCYW99143 is an HV control circuit specifically designed for flyback and other SMPS controllers for applications with extremely low no−load consumption. The internal startup current source supplies the SCYW99143 DIE and slaved SMPS...