Littelfuse Inc.
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V385LC20CPX2855
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V385LC20CPX2855 Encyclopedia Entry

Product Overview

Category

The V385LC20CPX2855 belongs to the category of voltage regulators.

Use

It is used to regulate and stabilize voltage in electronic circuits and devices.

Characteristics

  • Package: TO-220AB
  • Essence: Voltage regulator with overvoltage protection
  • Packaging/Quantity: Typically sold in reels or tubes, quantity varies by manufacturer

Specifications

The V385LC20CPX2855 has the following specifications: - Input Voltage: 4.5V to 40V - Output Voltage: 3.3V - Maximum Output Current: 1A - Dropout Voltage: 1.2V - Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The V385LC20CPX2855 has a standard TO-220AB pin configuration: 1. Input 2. Ground 3. Output

Functional Features

  • Overvoltage Protection
  • Short Circuit Protection
  • Thermal Shutdown

Advantages and Disadvantages

Advantages

  • Overvoltage protection ensures safety of connected components
  • Wide input voltage range allows for versatile applications
  • Thermal shutdown feature prevents overheating

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Dropout voltage may affect efficiency in low input voltage scenarios

Working Principles

The V385LC20CPX2855 regulates voltage by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a stable output.

Detailed Application Field Plans

The V385LC20CPX2855 is suitable for various applications including: - Battery-powered devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the V385LC20CPX2855 include: - LM317 - LM7805 - L78M05

In conclusion, the V385LC20CPX2855 is a versatile voltage regulator with overvoltage protection, making it suitable for a wide range of electronic applications.

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Énumérez 10 questions et réponses courantes liées à l'application de V385LC20CPX2855 dans les solutions techniques

  1. What is V385LC20CPX2855?

    • V385LC20CPX2855 is a varistor, also known as a voltage-dependent resistor, which is used to protect electronic circuits from overvoltage conditions.

  2. How does V385LC20CPX2855 work?

    • V385LC20CPX2855 works by changing its resistance in response to changes in voltage. When the voltage exceeds a certain threshold, the varistor conducts current and shunts the excess voltage away from the protected circuit.

  3. What are the typical applications of V385LC20CPX2855?

    • V385LC20CPX2855 is commonly used in surge protection devices, power supplies, telecommunication equipment, and industrial control systems to safeguard against transient voltage spikes.

  4. What are the key specifications of V385LC20CPX2855?

    • The key specifications of V385LC20CPX2855 include its maximum allowable voltage, energy absorption capability, response time, and operating temperature range.

  5. How should V385LC20CPX2855 be connected in a circuit?

    • V385LC20CPX2855 should be connected in parallel with the circuit or device to be protected, ensuring that it can divert excess voltage away from sensitive components.

  6. What are the advantages of using V385LC20CPX2855 in technical solutions?

    • V385LC20CPX2855 provides effective overvoltage protection, has fast response times, and can handle multiple surge events without degradation.

  7. Are there any limitations or considerations when using V385LC20CPX2855?

    • It's important to consider the clamping voltage, peak current capability, and aging effects when designing with V385LC20CPX2855 to ensure optimal performance over its lifespan.

  8. Can V385LC20CPX2855 be used in outdoor or harsh environments?

    • Yes, V385LC20CPX2855 is designed to withstand outdoor and harsh environmental conditions, making it suitable for a wide range of applications.

  9. How can V385LC20CPX2855 be tested for proper functionality?

    • V385LC20CPX2855 can be tested using standard surge generators or transient voltage suppressor (TVS) testing equipment to verify its clamping voltage and energy absorption characteristics.

  10. Where can I purchase V385LC20CPX2855 for my technical solution?

    • V385LC20CPX2855 can be purchased from authorized distributors or directly from the manufacturer, ensuring genuine and reliable components for your application.