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Sanken STR3A255D - High-Performance Flyback AC/DC Converter IC

The STR3A255D from Sanken Electric is a robust 65-watt flyback AC/DC converter IC featuring an integrated 650V power switch and comprehensive protection circuitry. Engineered for reliable isolated power supply applications in industrial, consumer electronics, and telecommunications equipment.

Key Features & Benefits

  • 65W Power Output - Delivers reliable power for demanding applications
  • 650V Breakdown Voltage - High-voltage capability with integrated switch
  • Comprehensive Protection - Current limiting, over-load, over-temperature, and over-voltage safeguards
  • Wide Operating Range - 8.5V to 32V supply voltage with 47V start-up
  • Extended Temperature Range - Operates from -40°C to 125°C for harsh environments
  • 67kHz Switching Frequency - Optimized for efficiency and EMI performance
  • Soft Start Control - Reduces inrush current and component stress
  • RoHS Compliant - Environmentally friendly, lead-free construction

Applications

Ideal for isolated AC/DC power supplies in consumer electronics, industrial control systems, LED lighting drivers, telecom equipment, and auxiliary power modules requiring reliable flyback topology conversion.

Package: 8-DIP Through-Hole | Compliance: RoHS | Datasheet: Available upon request

Product attributes Property Value
Manufacturer Sanken Electric USA Inc.
Product Series STR3A200
Packaging Tube |
Output Isolation Isolated
Internal Switch(s) Yes
Voltage - Breakdown 650V
Topology Flyback
Voltage - Start Up 47 V
Voltage - Supply (Vcc/Vdd) 8.5V ~ 32V
Duty Cycle 75%
Frequency - Switching 67kHz
Power (Watts) 65 W
Fault Protection Current Limiting, Over Load, Over Temperature, Over Voltage
Control Features Soft Start
Operating Temperature -40°C ~ 125°C (TA)
Grade -
Qualification -
Mounting Type Through Hole
Package / Case 8-DIP (0.300", 7.62mm)
Supplier Device Package 8-DIP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY