LNK363GN-TL

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - Low power consumption - High efficiency - Wide input voltage range - Over-temperature protection - Short-circuit protection

Package: SOT-223

Essence: LNK363GN-TL is a power management integrated circuit designed for efficient power conversion in various applications.

Packaging/Quantity: The LNK363GN-TL is available in a standard SOT-223 package. It is typically sold in reels containing 2500 units.

Specifications

The LNK363GN-TL offers the following specifications:

• Input Voltage Range: 85V to 265V AC
• Output Voltage: 5V DC
• Output Current: Up to 1.5A
• Switching Frequency: 132 kHz
• Efficiency: Up to 87%
• Operating Temperature Range: -40°C to +150°C

Detailed Pin Configuration

The LNK363GN-TL has the following pin configuration:

1. VCC: Power supply input
2. BP/MODE: Feedback and control pin
3. GND: Ground reference
4. Drain: Switching transistor drain connection

Functional Features

The LNK363GN-TL offers the following functional features:

• Primary-side regulation eliminates the need for an optocoupler or secondary-side feedback circuitry.
• Auto-restart protection feature ensures continuous operation even in the event of a fault condition.
• Built-in frequency jittering reduces EMI emissions, simplifying system design.
• Advanced line under-voltage detection prevents abnormal operation during brownout conditions.

Advantages and Disadvantages

Advantages: - Compact size and low profile package - High efficiency leading to reduced power dissipation - Simplified circuit design due to primary-side regulation - Wide input voltage range allows for universal compatibility

Disadvantages: - Limited output current compared to some other power management ICs - Higher cost compared to non-integrated solutions

Working Principles

The LNK363GN-TL utilizes a flyback topology to convert the high-voltage AC input into low-voltage DC output. The primary-side regulation eliminates the need for an optocoupler, reducing component count and improving reliability. The integrated circuit controls the switching transistor to regulate the output voltage based on the feedback received from the BP/MODE pin.

Detailed Application Field Plans

The LNK363GN-TL is commonly used in various applications, including but not limited to:

1. Power adapters for consumer electronics
2. LED lighting drivers
3. Industrial power supplies
4. Home appliances
5. Battery chargers

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the LNK363GN-TL are:

1. LNK364GN-TL
2. LNK362GN-TL
3. LNK361GN-TL
4. LNK360GN-TL

These models offer similar functionality and characteristics, providing flexibility in design choices.

In conclusion, the LNK363GN-TL is a power management IC with excellent efficiency and a wide input voltage range. Its primary-side regulation and built-in protection features make it suitable for various applications. While it has certain limitations, it offers advantages such as compact size and simplified circuit design.