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Product attributes Property Value
Manufacturer Texas Instruments
Product Series
Packaging |
Output Isolation Non-Isolated
Internal Switch(s) Yes
Voltage - Breakdown -
Topology Full-Bridge, Half-Bridge, Push-Pull
Voltage - Start Up 16.5 V
Voltage - Supply (Vcc/Vdd) 10.5V ~ 22V
Duty Cycle -
Frequency - Switching 10kHz ~ 1MHz
Power (Watts) -
Fault Protection -
Control Features Soft Start
Operating Temperature 0°C ~ 70°C (TA)
Grade -
Qualification -
Mounting Type Through Hole
Package / Case 16-DIP (0.300", 7.62mm)
Supplier Device Package 16-PDIP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

UC3865NG4 PWM Controller IC - Texas Instruments

The UC3865NG4 is a high-performance PWM controller IC from Texas Instruments, designed for advanced power supply applications requiring precise control and flexible topology options. This versatile controller supports full-bridge, half-bridge, and push-pull topologies, making it ideal for aerospace, industrial, telecommunications, and automotive power management systems.

Key Features & Benefits

  • Multi-Topology Support: Full-bridge, half-bridge, and push-pull configurations for maximum design flexibility
  • Wide Switching Frequency Range: 10kHz to 1MHz for optimized efficiency across applications
  • Robust Supply Voltage Range: 10.5V to 22V operating range with 16.5V start-up voltage
  • Soft Start Control: Built-in soft start feature protects components during power-up
  • Industrial Temperature Range: 0°C to 70°C ambient operating temperature
  • Standard Through-Hole Package: 16-DIP (0.300", 7.62mm) for easy prototyping and production

Applications

This PWM controller is engineered for demanding power conversion applications including switch-mode power supplies (SMPS), DC-DC converters, offline power supplies, and high-efficiency power management systems in aerospace, automotive, industrial automation, and telecommunications equipment.

Authorized Distributor - Full Traceability

We are an authorized distributor of Texas Instruments semiconductors. Every UC3865NG4 unit comes with complete manufacturer documentation, full traceability, and authenticity guarantees. Long lifecycle availability ensures your design-in programs are protected against obsolescence.