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SY23505AHXP (SY5055AHXP)

Production
PFC+LLC Combo Controller
Datasheet
SY23505AHXP PFC+LLC Combo Controller Datasheet
Part number SY23505AHXP
Pout (max) (W) 350
HV startup YES
Support DC input NO
Operation mode PFC: CrM/DCM/Burst,LLC: CCM/DCM/Burst
Driving FETs type MOS
No load loss (mW) <150
Switching frequency (min)(kHz) PFC: 30,LLC: 25
Switching frequency (max)(kHz) PFC: 300,LLC: 600
Features Half-bridge driver
Package SOP14
Operating temperature range(°C) -40 to 125
Functional safety category
  •  PF>0.95, THD<5%
  • Boost Quasi Resonant (QR) Operation
  • Boost Burst Operation at Light Load
  • LLC Fast Dynamic Response
  • LLC Integrated Half-bridge Driver
  • Input BO/BI Protection
  • Boost FBB OVP, LLC Output OVP
  • Cycle by Cycle Peak Current Protection
  • Over Temperature Protection
  • LLC Capacitive Mode Protection

Evaluation Board

  • 2023-10-16_162902

    Photo of evaluation board

  • 2023-10-16_162923

    Photo of evaluation board

EVB_SY23505AHXP

The EVB_SY23505AHXP is intended for evaluating  PFC+LLC Combo Controller

Technical Documentation

Title Date
Silergy_Catalog_Q2_2026 2026-06-12