SQ33261FAP

Dual-Channel LLC Synchronous Rectification Controller

SQ33261FAP Dual-Channel LLC Synchronous Rectification Controller Datasheet

Parameters
Features
Description

Part number	SQ33261FAP
Topology	LLC
Integrated FETs(Yes/No)	NO
Integrated FETs type
Drain current (Conti.) (A)
Breakdown voltage (V)	200V
Ron (typ) (mΩ)
ZVS function	NO
Operation mode	CCM/DCM
Dual supply channel	YES
Features	Wide power supply,Dual-channel interlock
Package	SO8
Operating temperature range(°C)	-40 to 125
Functional safety category

Dual-Channel SR Controller for LLC Resonant Converters
Supports CCM, DCM Operation
DA/DB Pins sensing up to 200V
Wide 4.2V to 38V Power Supply Range
110µA Low Quiescent Current in Green Mode
Dual-Channel Interlock to Prevent Short Circuit between Channels
15ns Fast Turn-Off Propagation Delay
1.7A Sink, 0.3A Source Gate Driver Capability
Compact Package: SO8

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Evaluation Board

Photo of evaluation board
Photo of evaluation board

EVB_SQ33261FAP

The EVB_SQ33261FAP is intended for evaluating LLC SR Controller

Technical Documentation

Title	Date
Silergy_Catalog_Q3_2026	2026-11-04