Power Integrations
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LNK6776K-TL
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LNK6776K-TL

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

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

Package: SOT-23

Essence: LNK6776K-TL is a power management integrated circuit designed for efficient power conversion and regulation.

Packaging/Quantity: The LNK6776K-TL is available in tape and reel packaging, with 3000 units per reel.

Specifications

The LNK6776K-TL has the following specifications:

  • Input Voltage Range: 85V to 265V AC
  • Output Voltage: 5V DC
  • Output Current: 1A
  • Efficiency: Up to 85%
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LNK6776K-TL features a standard SOT-23 package with three pins:

  1. Pin 1: VCC - Power supply input
  2. Pin 2: GND - Ground reference
  3. Pin 3: FB - Feedback pin for regulating output voltage

Functional Features

The LNK6776K-TL offers the following functional features:

  • Constant voltage output regulation
  • Over-temperature protection
  • Short-circuit protection
  • Wide input voltage range compatibility
  • Low standby power consumption

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Compact size for space-constrained applications - Wide input voltage range allows for global compatibility - Built-in protection features enhance reliability

Disadvantages: - Limited output current capacity (up to 1A) - Requires external components for complete power supply design

Working Principles

The LNK6776K-TL utilizes a flyback converter topology to efficiently convert the input AC voltage to a regulated DC output. It employs primary-side sensing and control techniques to achieve accurate voltage regulation and protection features.

Detailed Application Field Plans

The LNK6776K-TL is commonly used in various applications, including but not limited to:

  1. Power adapters for consumer electronics
  2. LED lighting systems
  3. Industrial power supplies
  4. Home automation devices
  5. Battery chargers

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LNK6776K-TL include:

  1. LNK6777K-TL
  2. LNK6778K-TL
  3. LNK6779K-TL
  4. LNK6780K-TL

These models are part of the same product family and provide comparable performance and features.

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Énumérez 10 questions et réponses courantes liées à l'application de LNK6776K-TL dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of LNK6776K-TL in technical solutions:

  1. Q: What is LNK6776K-TL? A: LNK6776K-TL is a highly integrated offline switcher IC designed for low-power applications, offering high efficiency and excellent performance.

  2. Q: What are the typical applications of LNK6776K-TL? A: LNK6776K-TL is commonly used in various low-power applications such as LED lighting, smart home devices, industrial controls, and consumer electronics.

  3. Q: What is the input voltage range supported by LNK6776K-TL? A: LNK6776K-TL supports a wide input voltage range from 85V AC to 265V AC, making it suitable for global applications.

  4. Q: Can LNK6776K-TL operate with a DC input voltage? A: No, LNK6776K-TL is specifically designed for AC input voltage applications and cannot directly operate with DC input voltage.

  5. Q: What is the maximum output power that LNK6776K-TL can handle? A: LNK6776K-TL can handle a maximum output power of up to 7.5W, depending on the specific application and operating conditions.

  6. Q: Does LNK6776K-TL require an external heat sink for cooling? A: No, LNK6776K-TL is designed to operate without an external heat sink in most low-power applications, thanks to its high level of integration and efficient design.

  7. Q: Can LNK6776K-TL be used in dimmable lighting applications? A: Yes, LNK6776K-TL supports dimming functionality and can be used in dimmable lighting applications with appropriate external components.

  8. Q: What are the key features of LNK6776K-TL? A: Some key features of LNK6776K-TL include primary-side regulation, high efficiency, low standby power consumption, and comprehensive protection features.

  9. Q: Is LNK6776K-TL compliant with safety standards? A: Yes, LNK6776K-TL is designed to meet various safety standards such as UL, CE, and ENEC, ensuring safe operation in different regions.

  10. Q: Are evaluation boards or reference designs available for LNK6776K-TL? A: Yes, Power Integrations, the manufacturer of LNK6776K-TL, provides evaluation boards and reference designs that can help developers quickly prototype their applications.

Please note that these answers are general and may vary depending on the specific requirements and application guidelines provided by the manufacturer.