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SC419 - DC-DC Converter

General Description

The SC419 is a synchronous buck power supply controller.

Key Features

  • Power system.
  • Input voltage.
  • 3V to 28V.
  • Integrated bootstrap switch.
  • 1% reference tolerance -40 to +85 °C.
  • EcoSpeedTM architecture with pseudo-fixed fre- quency adaptive on-time control.
  • Internal soft-start and soft-shutdown at output.
  • SmartDriveTM.
  • Logic input/output control.
  • Independent control EN for LDO and switcher.
  • Programmable VIN UVLO threshold.
  • Power good output.
  • Selectable powe.

📥 Download Datasheet

Datasheet Details

Part number SC419
Manufacturer SEMTECH
File Size 499.68 KB
Description DC-DC Converter
Datasheet download datasheet SC419 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
SC419 POWER MANAGEMENT Features  Power system • Input voltage — 3V to 28V • Integrated bootstrap switch • 1% reference tolerance -40 to +85 °C • EcoSpeedTM architecture with pseudo-fixed fre- quency adaptive on-time control • Internal soft-start and soft-shutdown at output • SmartDriveTM  Logic input/output control • Independent control EN for LDO and switcher • Programmable VIN UVLO threshold • Power good output • Selectable power save mode • Programmable ultrasonic power save mode  Protections • Over-voltage/under-voltage • TC compensated RDS(ON) sensed current limit • Thermal shutdown • Smart power save  Output capacitor types • High ESR — SP, POSCAP, OSCON • Ceramic capacitors  Package — 3 x 3mm, 20-pin MLPQ  Lead-free and halogen free  RoHS and WEEE compliant Applications  Of