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LNK564DN
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LNK564DN

Product Overview

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: DIP-8 (Dual In-line Package, 8 pins)

Essence: The LNK564DN is a power management IC designed for efficient power conversion and control in various electronic devices.

Packaging/Quantity: The LNK564DN is typically sold in reels containing 2500 units per reel.

Specifications

The LNK564DN has the following specifications:

  • Input Voltage Range: 85V AC to 265V AC
  • Output Voltage: 5V DC
  • Output Current: Up to 1.5A
  • Switching Frequency: 132 kHz
  • Standby Power Consumption: Less than 50mW
  • Operating Temperature Range: -40°C to +150°C

Detailed Pin Configuration

The LNK564DN has a DIP-8 package with the following pin configuration:

  1. VDD: Power supply input
  2. BP/M: Bypass/Multifunction pin
  3. FB: Feedback pin
  4. GND: Ground
  5. VOUT: Output voltage
  6. EN/UVLO: Enable/Undervoltage lockout pin
  7. DRAIN: Power switch drain
  8. SOURCE: Power switch source

Functional Features

The LNK564DN offers the following functional features:

  1. High Efficiency: The IC incorporates advanced power conversion techniques, resulting in high efficiency and reduced energy loss.
  2. Low Standby Power Consumption: The device consumes minimal power during standby mode, contributing to energy savings.
  3. Wide Input Voltage Range: The IC can operate within a wide range of input voltages, making it suitable for various applications.
  4. Over-Temperature Protection: The LNK564DN includes built-in protection mechanisms to prevent damage due to excessive temperature.
  5. Over-Voltage Protection: The IC safeguards against voltage spikes or surges, ensuring the connected device remains protected.
  6. Over-Current Protection: The device incorporates over-current protection to prevent damage caused by excessive current flow.

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings - Wide input voltage range allows for versatile applications - Built-in protection features ensure device safety - Low standby power consumption reduces energy waste

Disadvantages: - Limited output current capacity (up to 1.5A) - DIP-8 package may not be suitable for space-constrained designs

Working Principles

The LNK564DN utilizes a combination of switching and control techniques to regulate the input voltage and provide a stable output voltage. It employs a power switch that rapidly switches on and off, controlling the energy flow and maintaining the desired output voltage. The feedback mechanism continuously monitors the output voltage and adjusts the power switch accordingly to maintain the desired level.

Detailed Application Field Plans

The LNK564DN is commonly used in the following application fields:

  1. Power supplies for consumer electronics
  2. LED lighting systems
  3. Industrial automation equipment
  4. Home appliances
  5. Battery chargers

Detailed and Complete Alternative Models

Some alternative models to the LNK564DN include:

  1. LNK562DN
  2. LNK563DN
  3. LNK565DN
  4. LNK566DN

These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable power management IC for specific applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LNK564DN en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of LNK564DN in technical solutions:

  1. Q: What is LNK564DN? A: LNK564DN is a highly integrated, offline switcher IC designed for low-power applications.

  2. Q: What are the typical applications of LNK564DN? A: LNK564DN is commonly used in applications such as LED lighting, smart home devices, industrial controls, and consumer electronics.

  3. Q: What is the input voltage range supported by LNK564DN? A: LNK564DN supports an input voltage range of 85VAC to 265VAC.

  4. Q: What is the output power range of LNK564DN? A: The output power range of LNK564DN is typically up to 7.5W.

  5. Q: Does LNK564DN require an external MOSFET? A: No, LNK564DN integrates a high-voltage power MOSFET, eliminating the need for an external one.

  6. Q: Can LNK564DN operate in a wide temperature range? A: Yes, LNK564DN is designed to operate reliably in a wide temperature range from -40°C to +150°C.

  7. Q: Does LNK564DN have built-in protection features? A: Yes, LNK564DN includes various protection features like thermal shutdown, cycle-by-cycle current limit, and output short-circuit protection.

  8. Q: Is LNK564DN compliant with safety standards? A: Yes, LNK564DN is compliant with international safety standards such as UL, CSA, and ENEC.

  9. Q: Can LNK564DN be used in dimmable lighting applications? A: Yes, LNK564DN supports dimming functionality and can be used in dimmable lighting applications.

  10. Q: What are the advantages of using LNK564DN in technical solutions? A: Some advantages of using LNK564DN include high efficiency, compact size, low component count, and cost-effectiveness.

Please note that these answers are general and may vary depending on specific application requirements and design considerations.