Taiwan Semiconductor Corporation
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P4KE47AHR1G
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P4KE47AHR1G

Product Overview

Category

P4KE47AHR1G belongs to the category of transient voltage suppressor diodes.

Use

These diodes are used to protect electronic circuits from voltage spikes and transients by diverting excessive current away from sensitive components.

Characteristics

  • Fast response time
  • Low clamping voltage
  • High surge capability
  • Compact package size

Package

The P4KE47AHR1G is typically available in a DO-41 package.

Essence

The essence of the P4KE47AHR1G lies in its ability to provide reliable overvoltage protection for electronic circuits.

Packaging/Quantity

These diodes are commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 47V
  • Maximum Clamping Voltage: 77.4V
  • Operating Temperature Range: -55°C to 175°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

The P4KE47AHR1G typically has two pins, with the anode and cathode clearly marked for easy identification.

Functional Features

  • Transient voltage suppression
  • Reverse avalanche breakdown protection
  • Low leakage current

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Limited maximum clamping voltage
  • Sensitive to high power surges

Working Principles

When a voltage surge occurs, the P4KE47AHR1G conducts excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

Consumer Electronics

  • Protection of sensitive electronic components in TVs, computers, and home appliances.

Automotive

  • Safeguarding vehicle electronics from voltage transients caused by alternator load dumps and other electrical disturbances.

Industrial Equipment

  • Ensuring the reliability of control systems and instrumentation in industrial machinery.

Detailed and Complete Alternative Models

  • P4KE6.8AHR1G
  • P4KE10AHR1G
  • P4KE18AHR1G
  • P4KE30AHR1G

In conclusion, the P4KE47AHR1G transient voltage suppressor diode offers effective protection against voltage surges and transients, making it an essential component in various electronic applications.

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Liste 10 perguntas e respostas comuns relacionadas à aplicação de P4KE47AHR1G em soluções técnicas

  1. What is P4KE47AHR1G?

    • P4KE47AHR1G is a type of transient voltage suppressor diode, commonly used to protect electronic circuits from voltage spikes and transients.

  2. How does P4KE47AHR1G work?

    • P4KE47AHR1G works by diverting excessive voltage away from sensitive components in a circuit, thereby preventing damage from voltage surges.

  3. What are the typical applications of P4KE47AHR1G?

    • P4KE47AHR1G is commonly used in power supplies, automotive electronics, telecommunications equipment, and industrial control systems to protect against voltage transients.

  4. What is the maximum voltage rating for P4KE47AHR1G?

    • The maximum voltage rating for P4KE47AHR1G is typically 47 volts.

  5. What is the peak pulse power handling capability of P4KE47AHR1G?

    • P4KE47AHR1G can handle peak pulse power up to a certain level, usually around 400 watts.

  6. How do I select the right P4KE47AHR1G for my application?

    • When selecting P4KE47AHR1G for a specific application, consider the maximum working voltage, peak pulse power, and the required clamping voltage to ensure proper protection.

  7. Are there any temperature considerations for P4KE47AHR1G?

    • Yes, P4KE47AHR1G's performance can be affected by temperature, so it's important to consider the operating temperature range when designing with this component.

  8. Can P4KE47AHR1G be used for surge protection in consumer electronics?

    • Yes, P4KE47AHR1G can be used for surge protection in consumer electronics such as TVs, computers, and home appliances.

  9. What are the key characteristics to look for in datasheets for P4KE47AHR1G?

    • Look for parameters such as breakdown voltage, clamping voltage, peak pulse power, and response time in the datasheet for P4KE47AHR1G.

  10. Where can I purchase P4KE47AHR1G for my technical solution?

    • P4KE47AHR1G can be purchased from electronic component distributors, online retailers, or directly from manufacturers.