SY5236ABT

ZVS Flyback SR Controller

Part number	SY5236ABT
Topology	Flyback
Integrated FETs(Yes/No)	NO
Integrated FETs type
Drain current (Conti.) (A)
Breakdown voltage (V)	200V
Ron (typ) (mΩ)
ZVS function	YES
Operation mode	CCM/QR/DCM
Dual supply channel	YES
Features	DSEN voltage falling slope rate detection, DSEN voltage blanking time detection，Wide Vout
Package	SOT23-6
Operating temperature range(°C)	-40 to 125
Functional safety category

Suitable for CCM, DCM and QR Mode Flyback Converter
Proprietary Operation Mode for Flyback ZVS
DSEN Pin Sensing up to 200V
DSEN Falling Slope Rate Detection to Avoid False Turn on of SR MOSFET by Parasitic Ring
DSEN High Voltage Blanking Time Detecting to Enhance System ESD Performance
Dual Power Supply Channels for 3V to 30V Output Systems
Power Saving Mode to Improve Light Load Efficiency
Up to 500kHz Switching Frequency
10ns Typical Turn off Propagation Delay
2A Sink, 0.5A Source Gate Driver Capability
Compact Package: SOT23-6

EVB_SY5236ABT

The EVB_SY5236ABT is intended for evaluating Secondary Side Synchronous Rectification

Title	Date
Silergy_Catalog_Q2_2026	2026-06-12