Vishay Semiconductor Diodes Division
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SMAJ17AHE3/5A
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SMAJ17AHE3/5A

Product Overview

The SMAJ17AHE3/5A belongs to the category of semiconductor devices and is commonly used for voltage clamping in electronic circuits. This diode exhibits characteristics such as high surge capability, low leakage current, and fast response time. It is typically packaged in a small, surface-mount package and is available in quantities suitable for both prototyping and production.

Specifications

  • Part Number: SMAJ17AHE3/5A
  • Category: Semiconductor Diode
  • Voltage Rating: 17V
  • Package Type: DO-214AC (SMA)
  • Quantity: Available in reels of 3000 units

Pin Configuration

The SMAJ17AHE3/5A diode has a standard DO-214AC (SMA) package with two pins. The pinout configuration is as follows: 1. Anode 2. Cathode

Functional Features

  • Voltage Clamping: Provides effective protection against transient voltage spikes.
  • Fast Response Time: Rapidly responds to overvoltage conditions, safeguarding sensitive components.
  • Low Leakage Current: Minimizes power loss and ensures efficient operation.

Advantages and Disadvantages

Advantages

  • Effective voltage clamping for transient protection
  • Fast response time enhances circuit reliability
  • Low leakage current minimizes power dissipation

Disadvantages

  • Limited maximum clamping voltage
  • Sensitive to reverse bias conditions

Working Principles

The SMAJ17AHE3/5A operates based on the principle of avalanche breakdown, where it rapidly conducts when the voltage across it exceeds the clamping voltage. This effectively diverts excess current away from sensitive components, protecting them from damage due to transient voltage spikes.

Application Field Plans

The SMAJ17AHE3/5A diode finds extensive use in various applications, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Alternative Models

For those seeking alternative options, the following diodes can be considered: - 1. P6KE18CA - 18V, 600W, DO-15 Package - 2. SMBJ17CA - 17V, 600W, SMB Package - 3. 1.5KE16CA - 16V, 1500W, DO-201 Package

In conclusion, the SMAJ17AHE3/5A diode offers effective voltage clamping and fast response time, making it an essential component for protecting electronic circuits from transient voltage spikes. Its compact package and low leakage current further enhance its appeal for a wide range of applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan SMAJ17AHE3/5A dalam solusi teknis

  1. What is the maximum peak pulse power of SMAJ17AHE3/5A?

    • The maximum peak pulse power is 400 watts for a 10/1000μs waveform.

  2. What is the breakdown voltage of SMAJ17AHE3/5A?

    • The breakdown voltage is 18.9V minimum and 21V maximum at 1mA.

  3. What are the typical applications for SMAJ17AHE3/5A?

    • Typical applications include protection of sensitive electronic equipment from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD).

  4. What is the clamping voltage of SMAJ17AHE3/5A?

    • The clamping voltage is 27.4V at 10A.

  5. What is the operating temperature range of SMAJ17AHE3/5A?

    • The operating temperature range is -55°C to +150°C.

  6. What is the peak pulse current of SMAJ17AHE3/5A?

    • The peak pulse current is 43.5A for an 8/20μs waveform.

  7. What is the capacitance of SMAJ17AHE3/5A?

    • The capacitance is typically 110pF measured at 1MHz and 2V bias.

  8. What is the response time of SMAJ17AHE3/5A?

    • The response time is less than 1.0 nanosecond from 0V to BV min.

  9. What is the package type of SMAJ17AHE3/5A?

    • The package type is DO-214AC (SMA).

  10. What are the key features of SMAJ17AHE3/5A?

    • Key features include low incremental surge resistance, excellent clamping capability, and fast response time.