UC3879N

The UC3879N is a high-performance power factor correction controller designed for use in power supply applications. This controller offers advanced features for efficient power management and control.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VREF: Reference Voltage Output
• COMP: Error Amplifier Output
• RT: Timing Resistor
• CT: Timing Capacitor
• CS: Current Sense Input
• FB: Feedback Input
• VSENSE: Voltage Sense Input
• VIN: Input Voltage
• VCC: Positive Power Supply
• GND: Ground
• OUT: Gate Driver Output
• RT/CT: Snubber Resistor/Capacitor
• CLK: Oscillator Frequency Setting
• COMPENSATION: Compensation Pin
• SD: Shutdown Pin

Circuit Diagram

Incorporate a circuit diagram that illustrates the connections and operation of the UC3879N for a more visual representation.

Key Features

• Power Factor Correction: The UC3879N is specifically designed for power factor correction applications, enabling efficient and compliant power supply designs.
• High Efficiency: This controller offers high efficiency power management, contributing to energy savings and reduced heat dissipation.
• Advanced Control Features: With its error amplifier, voltage and current sense inputs, and gate driver output, the UC3879N provides comprehensive control capabilities.
• Wide Input Voltage Range: The UC3879N can operate with a wide input voltage range, making it suitable for various power supply configurations.
• Shutdown Function: The shutdown pin allows for convenient control of the device's operation, enabling power-saving functionality.

Note: For detailed technical specifications, please refer to the UC3879N datasheet.