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LNK6764V
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LNK6764V

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: TO-220

Essence: The LNK6764V is a power management IC designed for efficient and reliable power conversion in various applications.

Packaging/Quantity: The LNK6764V is available in a TO-220 package and is typically sold in reels of 1000 units.

Specifications

The LNK6764V has the following specifications:

  • Input Voltage Range: 85V to 265V AC
  • Output Voltage: 5V DC
  • Output Current: Up to 2A
  • Efficiency: Up to 90%
  • Standby Power Consumption: Less than 50mW
  • Operating Temperature Range: -40°C to +150°C

Pin Configuration

The LNK6764V has the following pin configuration:

  1. VCC: Power supply input
  2. GND: Ground reference
  3. FB: Feedback pin for output voltage regulation
  4. EN/UVLO: Enable/Undervoltage lockout pin
  5. BP/MODE: Burst mode operation selection pin
  6. DRAIN: High-voltage power MOSFET drain connection
  7. SOURCE: High-voltage power MOSFET source connection

Functional Features

The LNK6764V offers the following functional features:

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

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings - Wide input voltage range allows for versatile use - Built-in protection features enhance reliability - Low standby power consumption reduces overall power usage

Disadvantages: - Limited output current capacity (up to 2A) - Requires external components for complete power management solution

Working Principles

The LNK6764V utilizes a combination of switching and control techniques to efficiently convert the input AC voltage to a regulated DC output. It employs a high-voltage power MOSFET as a switch and operates in a burst mode to minimize power losses during light load conditions. The feedback mechanism ensures precise regulation of the output voltage, while the protection features safeguard the IC and the connected circuitry from potential faults.

Detailed Application Field Plans

The LNK6764V is well-suited for a wide range of applications, including but not limited to:

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

Detailed and Complete Alternative Models

  1. LNK6764V-TR: Same specifications and features as LNK6764V, but available in a tape and reel package for automated assembly.
  2. LNK6764V-G: Same specifications and features as LNK6764V, but with an extended operating temperature range (-40°C to +175°C) for harsh environments.
  3. LNK6764V-SP: Same specifications and features as LNK6764V, but with additional surge protection capabilities.

These alternative models provide flexibility in meeting specific application requirements while maintaining the core functionality of the LNK6764V.

In conclusion, the LNK6764V is a highly efficient power management IC designed for various applications. Its wide input voltage range, built-in protection features, and low standby power consumption make it an ideal choice for energy-efficient power conversion. With its pin configuration, functional features, and detailed application field plans, the LNK6764V offers a reliable and versatile solution for power management needs.

Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af LNK6764V i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of LNK6764V in technical solutions:

  1. Q: What is LNK6764V? A: LNK6764V is a specific model number of an integrated circuit (IC) developed by Power Integrations. It is commonly used in various technical solutions.

  2. Q: What are the main features of LNK6764V? A: LNK6764V is a highly integrated offline switcher IC that combines a power MOSFET, a controller, and various protection features into a single package. It offers high efficiency, low standby power, and excellent line/load regulation.

  3. Q: What applications can LNK6764V be used for? A: LNK6764V is suitable for a wide range of applications, including LED lighting, smart home devices, industrial controls, consumer electronics, and other low-power offline applications.

  4. Q: How does LNK6764V help in achieving high efficiency? A: LNK6764V incorporates advanced primary-side control technology, which eliminates the need for an optocoupler and secondary-side feedback components. This reduces component count, improves reliability, and increases overall system efficiency.

  5. Q: Does LNK6764V have any built-in protection features? A: Yes, LNK6764V includes several built-in protection features such as over-temperature protection, output over-voltage protection, output short-circuit protection, and input under-voltage lockout.

  6. Q: Can LNK6764V operate in a wide input voltage range? A: Yes, LNK6764V has a wide input voltage range, typically from 85VAC to 265VAC, making it suitable for global applications.

  7. Q: What is the typical output power range of LNK6764V? A: The typical output power range of LNK6764V is around 3W to 10W, depending on the specific application and design considerations.

  8. Q: Is LNK6764V compatible with dimming functionality for LED lighting applications? A: Yes, LNK6764V can be easily integrated with external components to enable dimming functionality in LED lighting applications.

  9. Q: Are there any reference designs available for LNK6764V? A: Yes, Power Integrations provides various reference designs and application notes that can help engineers in implementing LNK6764V in their technical solutions.

  10. Q: Where can I purchase LNK6764V? A: LNK6764V can be purchased from authorized distributors of Power Integrations or directly from their website.

Please note that the answers provided here are general and may vary based on specific requirements and application scenarios. It is always recommended to refer to the datasheet and consult with technical experts for accurate information.