UC1823J

The UC1823J is a high-speed PWM controller IC designed for power supply and motor control applications. It offers precise control over pulse-width modulation for efficient power management and motor control.

Pinout

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

• VREF: Reference Voltage Output
• CS: Current Sense Input
• COMP: Compensation Pin
• RT/CT: Timing Resistors/Capacitor
• SD: Shutdown Pin
• FREQ: Frequency Setting Pin
• DIS: Current Limit Disable
• VCC: Supply Voltage Input
• VFB: Feedback Input
• OUT: PWM Output
• GND: Ground Connection

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the UC1823J IC for a visual representation.

Key Features

• High-Speed PWM Controller: Offers precise pulse-width modulation for power supply and motor control applications.
• Wide Input Voltage Range: Compatible with a wide range of supply voltages for versatile applications.
• Current Sensing: Includes a current sense input for accurate current monitoring and control.
• Shutdown Function: Features a shutdown pin for easy power management and system control.
• Frequency Setting: Allows for frequency adjustment to optimize performance based on application requirements.

Note: For detailed technical specifications, please refer to the UC1823J datasheet.

Application

• Power Supply Design: Ideal for use in power supply designs requiring precise PWM control.
• Motor Control: Suitable for motor control applications needing high-speed PWM functionality.
• Voltage Regulation: Used in voltage regulation circuits for efficient power management.

Functionality

The UC1823J is a high-speed PWM controller that provides accurate and efficient control over pulse-width modulation. It is designed for power supply and motor control applications where precise regulation is essential.

Usage Guide

• Power Supply: Connect VCC (Pin 8) to the supply voltage and GND (Pin 11) to ground.
• Feedback Loop: Connect the FB pin (Pin 9) to the feedback network for voltage regulation.
• Control Inputs: Adjust the CS, COMP, RT/CT, and FREQ pins as needed for specific control parameters.

Frequently Asked Questions

Q: What is the maximum input voltage supported by the UC1823J?
A: The UC1823J can handle input voltages within the specified operating range. Consult the datasheet for detailed information.

Q: Does the UC1823J feature overcurrent protection?
A: The UC1823J includes current sensing capabilities for accurate current monitoring and control, offering a level of overcurrent protection.