LNK304DG-TL

The LNK304DG-TL is an AC/DC converter IC that integrates a 700 V power MOSFET, a PWM controller, fault protection, and other control circuitry into a single package. It is designed for use in low-power applications where efficiency and small form factor are crucial.

Pinout

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

• VIN: Input voltage pin
• VOUT: Output voltage pin
• GND: Ground pin
• FB: Feedback pin for control loop
• RT/CLK: External Resistor-Capacitor timing network pin
• EN/UV: Enable/Undervoltage lockout pin

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LNK304DG-TL IC for a visual representation.

Key Features

• Integrated Power MOSFET: The LNK304DG-TL includes a high-voltage power MOSFET, eliminating the need for external transistors.
• Efficient Design: Utilizes primary-side regulation and quasi-resonant switching for high efficiency and low standby power.
• Fault Protection: Offers comprehensive protection features including over-temperature, output short-circuit, and overload protection.
• Auto-restart Operation: Features auto-restart for fault recovery and protection, enhancing system reliability.
• Compact Package: Housed in a small package, the LNK304DG-TL is ideal for space-constrained applications.

Note: For detailed technical specifications, please refer to the LNK304DG-TL datasheet.

Application

• LED Lighting: Suitable for low-power LED driver applications requiring high efficiency and compact size.
• Home Appliances: Used in energy-efficient power supplies for various home appliances and consumer electronics.
• Industrial Controls: Ideal for integrating power conversion in industrial control systems and automation equipment.

Functionality

The LNK304DG-TL is a versatile AC/DC converter IC that provides efficient power conversion and comprehensive fault protection. It is designed to meet the demands of modern low-power applications.

Usage Guide

• Input Voltage: Connect VIN (Pin 1) to the input AC/DC voltage source.
• Output Voltage: Output voltage can be obtained from VOUT (Pin 2).
• Feedback Loop: Use the FB pin (Pin 4) for controlling the output voltage through a feedback loop.

Frequently Asked Questions

Q: What is the maximum input voltage supported by the LNK304DG-TL?
A: The LNK304DG-TL can handle input voltages up to 700V, making it suitable for a wide range of AC/DC applications.

Q: Does the LNK304DG-TL have built-in over-temperature protection?
A: Yes, the LNK304DG-TL features over-temperature protection to ensure safe operation under high-temperature conditions.