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SF5879 - PWM Power Switch

General Description

SF5879 is a high performance, 2nd Generation QuasiResonant (QR-IITM) PWM power switch for offline flyback power c

Key Features

  • Meet EPS Level 6.
  • Built-in 600V Power MOSFET.
  • Proprietary QR-IITM Technology:.
  • Digital Anti-jitter for Audio Noise Free Operation.
  • Digital Frequency Foldback.
  • Digital Frequency Jittering.
  • Proprietary HV-mWTM to Achieve Less than 80mW Standby Power.
  • Multi-Mode Operation for High Efficiency.
  • 12.7us Maximum On Time.
  • 80KHz Maximum Frequency Limit.
  • 53KHz Frequency Low Clamping in QR Mode.
  • Maximum 65% Duty Cycle.
  • Adaptive Slope Compensat.

📥 Download Datasheet

Datasheet Details

Part number SF5879
Manufacturer SiFirst
File Size 94.99 KB
Description PWM Power Switch
Datasheet download datasheet SF5879 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
SF5879 HV-mWTM、2nd Generation Quasi-Resonant (QR-IITM ) PWM Power Switch FEATURES ◆ Meet EPS Level 6 ◆ Built-in 600V Power MOSFET ◆ Proprietary QR-IITM Technology: ●Digital Anti-jitter for Audio Noise Free Operation ● Digital Frequency Foldback ● Digital Frequency Jittering ◆ Proprietary HV-mWTM to Achieve Less than 80mW Standby Power ◆ Multi-Mode Operation for High Efficiency ◆ 12.