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LNK6436D
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LNK6436D

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - Low power consumption - High efficiency - Compact size - Wide input voltage range - Overload protection - Thermal shutdown protection

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

Essence: The LNK6436D is a power management IC designed to provide efficient and reliable power conversion for various electronic devices.

Packaging/Quantity: The LNK6436D is typically sold in reels or tubes containing 1000 units per package.

Specifications

  • Input Voltage Range: 85V AC to 265V AC
  • Output Voltage: 5V DC
  • Output Current: Up to 1A
  • Operating Temperature Range: -40°C to +150°C
  • Efficiency: Up to 90%
  • Standby Power Consumption: Less than 50mW

Detailed Pin Configuration

The LNK6436D has 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. NC: No connection
  8. Drain: Power switch drain

Functional Features

  • Low Power Consumption: The LNK6436D is designed to minimize power losses, resulting in reduced energy consumption.
  • High Efficiency: The integrated circuit offers high conversion efficiency, ensuring optimal power transfer.
  • Compact Size: The small form factor of the LNK6436D makes it suitable for space-constrained applications.
  • Wide Input Voltage Range: The IC can handle a wide range of input voltages, making it versatile for various power sources.
  • Overload Protection: The LNK6436D incorporates overload protection to safeguard against excessive current or voltage conditions.
  • Thermal Shutdown Protection: In case of overheating, the IC automatically shuts down to prevent damage.

Advantages and Disadvantages

Advantages: - Energy-efficient operation - Compact design - Wide input voltage range - Overload and thermal protection

Disadvantages: - Limited output current capacity (up to 1A) - Not suitable for high-power applications

Working Principles

The LNK6436D utilizes a flyback converter topology to convert the input AC voltage to a regulated DC output. It employs a power switch, coupled with a transformer and control circuitry, to achieve efficient power conversion. The feedback mechanism ensures stable output voltage regulation.

Detailed Application Field Plans

The LNK6436D is commonly used in the following applications:

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

Detailed and Complete Alternative Models

  1. LNK632DG: Similar specifications and features, but with a different pin configuration (SMD-8 package).
  2. LNK623DG: Lower output current capacity (up to 500mA), suitable for low-power applications.
  3. LNK648DG: Higher output current capacity (up to 1.5A), ideal for applications requiring more power.

These alternative models offer similar functionality and can be considered as substitutes for the LNK6436D based on specific requirements.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von LNK6436D in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of LNK6436D in technical solutions:

  1. Q: What is LNK6436D? A: LNK6436D is a highly integrated offline switcher IC (integrated circuit) designed for low-power applications.

  2. Q: What are the key features of LNK6436D? A: The key features of LNK6436D include primary-side regulation, high efficiency, accurate constant current control, and built-in protection features.

  3. Q: What are the typical applications of LNK6436D? A: LNK6436D is commonly used in LED lighting, smart home devices, industrial controls, and other low-power applications.

  4. Q: How does LNK6436D achieve primary-side regulation? A: LNK6436D uses primary-side sensing and regulation techniques, eliminating the need for an optocoupler or secondary-side feedback circuitry.

  5. Q: Can LNK6436D operate in a wide input voltage range? A: Yes, LNK6436D can operate in a wide input voltage range, typically from 85VAC to 265VAC.

  6. Q: Does LNK6436D support dimming functionality for LED lighting? A: Yes, LNK6436D supports both analog and PWM (Pulse Width Modulation) dimming methods for LED lighting applications.

  7. Q: What is the efficiency of LNK6436D? A: LNK6436D offers high efficiency, typically above 85%, which helps reduce power consumption and heat dissipation.

  8. Q: Are there any built-in protection features in LNK6436D? A: Yes, LNK6436D includes built-in protection features such as over-temperature protection, output short-circuit protection, and open-loop protection.

  9. Q: Can LNK6436D be used in battery-powered applications? A: No, LNK6436D is designed for offline AC-DC power supplies and is not suitable for battery-powered applications.

  10. Q: What are the advantages of using LNK6436D in technical solutions? A: The advantages of using LNK6436D include simplified design, reduced component count, improved reliability, and compliance with safety standards.

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