E-T-A
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808-H-4.5A
צפה בפרטים DataSheets

808-H-4.5A Product Overview

Product Category

The 808-H-4.5A belongs to the category of electronic components, specifically a voltage regulator.

Basic Information Overview

  • Use: The 808-H-4.5A is used to regulate voltage in electronic circuits, ensuring a stable output voltage.
  • Characteristics: It has high efficiency, low dropout voltage, and thermal shutdown protection.
  • Package: The product is available in a small surface-mount package.
  • Essence: Its essence lies in providing a reliable and stable voltage output for various electronic applications.
  • Packaging/Quantity: Typically, it is packaged in reels containing a specific quantity based on customer requirements.

Specifications

  • Input Voltage Range: 4.7V to 18V
  • Output Voltage: 4.5V
  • Output Current: 1A
  • Dropout Voltage: 0.3V at 1A
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The 808-H-4.5A has three pins: 1. Vin (Pin 1): Input voltage pin 2. GND (Pin 2): Ground pin 3. Vout (Pin 3): Output voltage pin

Functional Features

  • High Efficiency: Provides efficient voltage regulation, minimizing power loss.
  • Low Dropout Voltage: Ensures stable output even when the input voltage is close to the output voltage.
  • Thermal Shutdown Protection: Protects the device from overheating, enhancing its reliability.

Advantages and Disadvantages

Advantages

  • Reliable voltage regulation
  • Compact size
  • Thermal protection for enhanced durability

Disadvantages

  • Limited output current compared to higher-rated regulators
  • Not suitable for high-power applications

Working Principles

The 808-H-4.5A operates by comparing the output voltage to a reference voltage and adjusting the internal circuitry to maintain a constant output voltage despite variations in the input voltage or load.

Detailed Application Field Plans

The 808-H-4.5A is commonly used in battery-powered devices, IoT devices, portable electronics, and other applications requiring a stable voltage supply within its specified range.

Detailed and Complete Alternative Models

Some alternative models to the 808-H-4.5A include the LM2940, LM2937, and LM1117 series voltage regulators, which offer similar functionality with varying specifications to suit different application requirements.

In conclusion, the 808-H-4.5A voltage regulator provides reliable voltage regulation in a compact package, making it suitable for a wide range of electronic applications where stable voltage supply is essential.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של 808-H-4.5A בפתרונות טכניים

  1. What is 808-H-4.5A?

    • 808-H-4.5A is a specific type of adhesive or sealant commonly used in technical solutions for bonding and sealing applications.

  2. What are the key properties of 808-H-4.5A?

    • 808-H-4.5A typically exhibits high strength, resistance to temperature extremes, and excellent adhesion to various substrates.

  3. How is 808-H-4.5A applied?

    • 808-H-4.5A is usually applied using a caulking gun or dispensing equipment, and it requires proper surface preparation for optimal adhesion.

  4. What substrates is 808-H-4.5A compatible with?

    • 808-H-4.5A is compatible with materials such as metal, glass, ceramics, and many plastics, but compatibility should always be verified before use.

  5. What is the curing time for 808-H-4.5A?

    • The curing time for 808-H-4.5A can vary based on factors such as temperature and humidity, but it typically cures within a few hours to a day.

  6. Is 808-H-4.5A suitable for outdoor applications?

    • Yes, 808-H-4.5A is often suitable for outdoor applications due to its weather resistance and durability.

  7. Can 808-H-4.5A be painted over?

    • In most cases, 808-H-4.5A can be painted over once fully cured, but compatibility with specific paints should be confirmed.

  8. Does 808-H-4.5A have any special handling or storage requirements?

    • It's important to store 808-H-4.5A according to the manufacturer's recommendations, typically in a cool, dry place and away from direct sunlight.

  9. What safety precautions should be taken when using 808-H-4.5A?

    • Users should follow standard safety practices, including wearing appropriate personal protective equipment and ensuring adequate ventilation during application.

  10. Are there any alternatives to 808-H-4.5A for specific applications?

    • Depending on the specific requirements, there may be alternative adhesives or sealants that could be considered, but the suitability should be evaluated on a case-by-case basis.