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SY22638B4FCP (SY59112B4FCP)

Production
Dimmable, high Efficiency Linear Driver with Integrated Current Ripple Remover
Datasheet
SY22638B4FCP Dimmable, high Efficiency Linear Driver with Integrated Current Ripple Remover Datasheet
Part number SY22638B4FCP
Description AC linear triac dimming driver with 500V main MOS, 700V bleeder MOS, and current ripple remover
Topology Linear
Dimming mode Triac dimming
PF (>) 0.7
Input type 230VAC
Iout (max) (A) 0.02
Pout (max) (W) 12
Package SO8E
Application Linear, phase-cut dimming
  • Compatible with HV TRIAC Dimmer
  • Integrated: 500V Main MOS and 700V Bleeder MOS
  • Latching Current is Adjustable
  • Regulator for Adaptive 100/120Hz Current Ripple Remove
  • Special Low Power Loss Control
  • High PF: PF>0.7
  • No Magnetic Components and Support All Components Surface Mounted
  • Compact Package: SO8E

The SY22638A2/B4 is a linear LED driver for HV TRIAC with integrated 500V power MOSFET and 700V bleeding MOSFET. It uses special technology to achieve high PF and efficiency performance. Special logic functions are added to achieve good compatibility with TRIAC dimmer. It’s integrated a current ripple remover to eliminate low frequency current ripple and no additional electrical design is needed.

Evaluation Board

  • 2026-03-19_151257

    Photo of evaluation board

EVB_SY22638B4FCP

The EVB_SY22638B4FCP is intended for evaluating Dimmable, high Efficiency Linear Driver With Integrated Current Ripple Remover

Technical Documentation

Title Date
Silergy_Catalog_Q2_2026 2026-06-12