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LNK6767K
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LNK6767K - Product Overview

Basic Information

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency - Low standby power consumption - Wide input voltage range - Over-temperature protection - Over-voltage protection - Over-current protection

Package: TO-220

Essence: LNK6767K is a power management IC designed for efficient and reliable power conversion applications.

Packaging/Quantity: Available in reels of 1000 units.

Specifications

  • Input Voltage Range: 85VAC to 265VAC
  • Output Voltage: 5VDC
  • Output Current: 1A
  • Switching Frequency: 132 kHz
  • Operating Temperature Range: -40°C to +150°C

Detailed Pin Configuration

The LNK6767K IC has the following pin configuration:

  1. VCC - Power supply input
  2. BP/M - Bypass/Multifunction pin
  3. FB - Feedback pin
  4. D - Drain pin
  5. S - Source pin

Functional Features

  1. High Efficiency: The LNK6767K offers high efficiency power conversion, reducing energy losses and improving overall system performance.
  2. Low Standby Power Consumption: The IC features low standby power consumption, minimizing wasted energy during idle periods.
  3. Wide Input Voltage Range: With an input voltage range of 85VAC to 265VAC, the LNK6767K can be used in various power supply applications.
  4. Over-Temperature Protection: The IC incorporates over-temperature protection, ensuring safe operation even under extreme temperature conditions.
  5. Over-Voltage and Over-Current Protection: The LNK6767K provides built-in protection against over-voltage and over-current situations, safeguarding the connected devices.

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings - Wide input voltage range allows for versatile applications - Over-temperature, over-voltage, and over-current protection enhance system reliability

Disadvantages: - Limited output current capacity (1A)

Working Principles

The LNK6767K utilizes a flyback topology to convert the input AC voltage to a regulated DC output. It employs primary-side sensing and control techniques to achieve high efficiency and reliable power conversion.

Detailed Application Field Plans

The LNK6767K is suitable for various power management applications, including but not limited to: - Power adapters - LED lighting - Industrial controls - Home appliances - Consumer electronics

Detailed and Complete Alternative Models

  1. LNK6768K - Similar specifications with higher output current capacity (2A)
  2. LNK6769K - Similar specifications with additional features such as dimming control
  3. LNK6770K - Similar specifications with lower standby power consumption

These alternative models provide options based on specific application requirements.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق LNK6767K في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of LNK6767K in technical solutions:

  1. Q: What is LNK6767K? A: LNK6767K is a specific model or part number of a power management integrated circuit (IC) developed by Power Integrations.

  2. Q: What are the main features of LNK6767K? A: LNK6767K is designed for offline flyback converters and offers features like high efficiency, accurate constant voltage (CV) regulation, and comprehensive protection features.

  3. Q: What is the typical input voltage range for LNK6767K? A: The typical input voltage range for LNK6767K is from 85V AC to 265V AC.

  4. Q: What is the maximum output power that LNK6767K can handle? A: LNK6767K can handle a maximum output power of up to 15W.

  5. Q: Can LNK6767K be used in dimmable LED lighting applications? A: Yes, LNK6767K supports dimming functionality and can be used in dimmable LED lighting applications.

  6. Q: Does LNK6767K have built-in over-temperature protection? A: Yes, LNK6767K incorporates over-temperature protection to safeguard against excessive heat.

  7. Q: Is LNK6767K suitable for universal input voltage applications? A: Yes, LNK6767K is designed to work with a wide range of input voltages, including universal input voltage applications.

  8. Q: Can LNK6767K be used in battery charging applications? A: Yes, LNK6767K can be used in battery charging applications, providing efficient and regulated power to charge batteries.

  9. Q: What is the typical efficiency of LNK6767K? A: The typical efficiency of LNK6767K is around 85-90%, depending on the specific operating conditions.

  10. Q: Are there any evaluation boards or reference designs available for LNK6767K? A: Yes, Power Integrations provides evaluation boards and reference designs that can help in implementing LNK6767K in various technical solutions.

Please note that the answers provided here are general and may vary based on specific application requirements. It's always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.