Vishay Semiconductor Diodes Division
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SMAJ11A-E3/5A
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SMAJ11A-E3/5A

Product Overview

  • Category: Electronic Component
  • Use: Voltage Suppression
  • Characteristics: Fast response, high surge capability
  • Package: DO-214AC (SMA), Tape and Reel
  • Essence: Protects sensitive electronic devices from voltage spikes
  • Packaging/Quantity: 5000 units per reel

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 11V
  • Clamping Voltage: 18.2V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

  • Pin 1: Anode
  • Pin 2: Cathode

Functional Features

  • Fast response time
  • Low clamping voltage
  • High surge capability

Advantages

  • Effective protection against voltage spikes
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited breakdown voltage options
  • Sensitive to reverse polarity

Working Principles

The SMAJ11A-E3/5A operates by diverting excess voltage away from sensitive components, thereby protecting them from damage due to voltage surges.

Detailed Application Field Plans

  1. Consumer Electronics: Used in smartphones, tablets, and laptops to protect delicate circuits from power surges.
  2. Automotive: Integrated into automotive electronics to safeguard against voltage transients.
  3. Industrial Equipment: Employed in industrial control systems to ensure uninterrupted operation during power fluctuations.

Detailed and Complete Alternative Models

  1. P6KE11CA: Similar specifications with a different package (DO-15)
  2. 1.5SMC11CA: Higher peak pulse power (1500W) with the same breakdown voltage

This comprehensive entry provides an in-depth understanding of the SMAJ11A-E3/5A, covering its specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng SMAJ11A-E3/5A trong giải pháp kỹ thuật

  1. What is the maximum peak pulse power of SMAJ11A-E3/5A?

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

  2. What is the breakdown voltage of SMAJ11A-E3/5A?

    • The breakdown voltage is typically 12.1 volts at 1mA.

  3. What is the operating temperature range for SMAJ11A-E3/5A?

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

  4. What are the typical applications for SMAJ11A-E3/5A?

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

  5. What is the clamping voltage of SMAJ11A-E3/5A?

    • The clamping voltage is typically 18.2 volts at 10A.

  6. What is the peak pulse current capability of SMAJ11A-E3/5A?

    • The peak pulse current capability is 87.1A for an 8/20μs waveform.

  7. What is the package type of SMAJ11A-E3/5A?

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

  8. What is the reverse stand-off voltage of SMAJ11A-E3/5A?

    • The reverse stand-off voltage is 11 volts.

  9. What is the response time of SMAJ11A-E3/5A?

    • The response time is less than 1 picosecond.

  10. What are the recommended PCB layout guidelines for SMAJ11A-E3/5A?

    • It is recommended to minimize the length and area of the leads, use short traces to the device, and provide a low impedance path to ground.