Vishay Semiconductor Diodes Division
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
SMA5J20AHE3/5A
Zobrazit detail DataSheets

SMA5J20AHE3/5A

Product Overview

The SMA5J20AHE3/5A belongs to the category of TVS (Transient Voltage Suppressor) diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transient surges. The SMA5J20AHE3/5A is characterized by its high surge capability, low clamping voltage, and compact package size. It is typically available in tape and reel packaging with a specified quantity per reel.

Specifications

  • Voltage Rating: 20V
  • Peak Pulse Power: 5A
  • Package Type: SMA (DO-214AC)
  • Polarity: Unidirectional

Detailed Pin Configuration

The SMA5J20AHE3/5A follows the standard pin configuration for SMA diodes, with two leads for connection.

Functional Features

  • High Surge Capability: The SMA5J20AHE3/5A is designed to handle high surge currents, making it suitable for applications where protection against transient voltage spikes is crucial.
  • Low Clamping Voltage: This diode offers low clamping voltage, ensuring that the protected circuitry is not subjected to excessive voltages during transient events.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage spikes
  • Compact package size
  • Low clamping voltage

Disadvantages

  • Unidirectional polarity may limit certain applications
  • Limited to specific voltage ratings

Working Principles

The SMA5J20AHE3/5A operates by diverting excess current away from sensitive components when a transient voltage spike occurs. This helps to prevent damage to the connected circuitry by providing a low-resistance path for the surge current to flow through.

Detailed Application Field Plans

The SMA5J20AHE3/5A is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • SMA5J24AHE3/5A: Similar specifications with a higher voltage rating of 24V
  • SMA5J15AHE3/5A: Lower voltage rating of 15V, suitable for applications with lower voltage requirements

In conclusion, the SMA5J20AHE3/5A is a reliable TVS diode offering effective protection against transient voltage spikes in a wide range of electronic applications.

Word count: 346

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMA5J20AHE3/5A v technických řešeních

  1. What is the maximum voltage rating of SMA5J20AHE3/5A?

    • The maximum voltage rating of SMA5J20AHE3/5A is 20V.

  2. What is the peak pulse power dissipation of SMA5J20AHE3/5A?

    • The peak pulse power dissipation of SMA5J20AHE3/5A is 500W.

  3. What is the typical clamping voltage of SMA5J20AHE3/5A?

    • The typical clamping voltage of SMA5J20AHE3/5A is 32.4V at 10A.

  4. What is the forward surge current of SMA5J20AHE3/5A?

    • The forward surge current of SMA5J20AHE3/5A is 100A.

  5. What is the operating temperature range of SMA5J20AHE3/5A?

    • The operating temperature range of SMA5J20AHE3/5A is -55°C to +150°C.

  6. What are the typical applications for SMA5J20AHE3/5A?

    • SMA5J20AHE3/5A is commonly used in overvoltage protection, ESD protection, and transient voltage suppression in various electronic circuits.

  7. Is SMA5J20AHE3/5A RoHS compliant?

    • Yes, SMA5J20AHE3/5A is RoHS compliant.

  8. What is the package type of SMA5J20AHE3/5A?

    • SMA5J20AHE3/5A comes in a DO-214AC (SMA) package.

  9. What is the reverse stand-off voltage of SMA5J20AHE3/5A?

    • The reverse stand-off voltage of SMA5J20AHE3/5A is 17.1V.

  10. Can SMA5J20AHE3/5A be used for surge protection in automotive electronics?

    • Yes, SMA5J20AHE3/5A is suitable for surge protection in automotive electronics due to its high surge current capability and robust design.