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UCC25701D Isolated AC/DC Converter Controller IC

The UCC25701D from Texas Instruments is a high-performance isolated AC/DC converter controller designed for boost, flyback, and forward topology applications. This versatile offline switcher delivers reliable power conversion with advanced control features including soft start, synchronization, and current limiting protection.

Key Features & Benefits

  • High Switching Frequency: 700kHz operation enables compact transformer designs and reduced component size
  • Wide Supply Voltage Range: 9V to 15V operating range with 13V start-up voltage
  • Multiple Topology Support: Compatible with boost, flyback, and forward converter designs
  • Advanced Protection: Integrated current limiting fault protection ensures system reliability
  • Extended Temperature Range: -55°C to 150°C (TJ) for demanding industrial and automotive applications
  • High Duty Cycle: Up to 99% duty cycle capability for maximum efficiency
  • Compact Surface Mount Package: 14-SOIC (3.90mm width) for space-constrained designs

Applications

Ideal for aerospace power supplies, automotive electronics, industrial control systems, medical equipment, and telecommunications infrastructure requiring isolated AC/DC conversion with high reliability and full traceability.

Why Choose HQICKEY for Your Semiconductor Components?

As an authorized distributor, HQICKEY provides genuine Texas Instruments components with full traceability, RoHS/REACH compliance documentation, and technical support for your design-in requirements. We offer competitive pricing, global shipping, and bulk packaging options to support your production needs.

Related Products & Resources

Explore our complete range of AC DC Converters & Offline Switchers for additional power management solutions. Visit our homepage to browse our full catalog of high-reliability semiconductor components, or check our technical blog for application notes, design guides, and industry insights.

Product attributes Property Value
Manufacturer Texas Instruments
Product Series
Packaging Marketplace | Tube
Output Isolation Isolated
Internal Switch(s) No
Voltage - Breakdown -
Topology Boost, Flyback, Forward
Voltage - Start Up 13 V
Voltage - Supply (Vcc/Vdd) 9V ~ 15V
Duty Cycle 99%
Frequency - Switching 700kHz
Power (Watts) -
Fault Protection Current Limiting
Control Features Soft Start, Sync
Operating Temperature -55°C ~ 150°C (TJ)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 14-SOIC (0.154", 3.90mm Width)
Supplier Device Package 14-SOIC

No datasheet available. Please contact sales@hqickey.com for the latest datasheet.