Vishay Semiconductor Diodes Division
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SMAJ43CAHE3/5A
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SMAJ43CAHE3/5A

Product Overview

  • Category: Electronic Component
  • Use: Voltage Suppression in Electronic Circuits
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: DO-214AC (SMA), Tape and Reel
  • Essence: Protects sensitive electronic components from voltage spikes
  • Packaging/Quantity: 3000 units per reel

Specifications

  • Peak Pulse Power: 400W
  • Breakdown Voltage: 43V
  • Clamping Voltage: 77.4V
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

  • Pin 1: Anode
  • Pin 2: Cathode

Functional Features

  • Fast response to transient over-voltage events
  • Low clamping voltage to protect downstream components
  • High surge current capability for robust protection

Advantages

  • Effective protection against voltage spikes
  • Compact size for easy integration into circuit designs
  • Wide operating temperature range for versatile applications

Disadvantages

  • Limited to specific voltage ratings
  • Requires careful consideration of placement in circuit design

Working Principles

The SMAJ43CAHE3/5A operates by diverting excess voltage away from sensitive components, effectively clamping the voltage to a safe level and dissipating the energy as heat.

Detailed Application Field Plans

  • Consumer Electronics: Protection of USB ports, audio/video inputs
  • Automotive Electronics: Safeguarding control modules, sensors
  • Industrial Equipment: Shielding PLCs, communication interfaces

Detailed and Complete Alternative Models

  • P6KE43CA: Similar specifications, axial package
  • 1.5SMC43CA: Higher power rating, SMC package

This comprehensive entry provides an in-depth understanding of the SMAJ43CAHE3/5A, its specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, making it a valuable resource for engineers and designers in the electronics industry.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMAJ43CAHE3/5A en soluciones técnicas

  1. What is SMAJ43CAHE3/5A?

    • SMAJ43CAHE3/5A is a surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMAJ43CAHE3/5A?

    • The maximum peak pulse power of SMAJ43CAHE3/5A is 400 watts.

  3. What is the breakdown voltage of SMAJ43CAHE3/5A?

    • The breakdown voltage of SMAJ43CAHE3/5A is 43 volts.

  4. What are the typical applications of SMAJ43CAHE3/5A?

    • SMAJ43CAHE3/5A is commonly used in applications such as telecommunications equipment, industrial controls, consumer electronics, and automotive electronics for transient voltage protection.

  5. What is the operating temperature range of SMAJ43CAHE3/5A?

    • The operating temperature range of SMAJ43CAHE3/5A is -55°C to +150°C.

  6. What is the response time of SMAJ43CAHE3/5A?

    • The response time of SMAJ43CAHE3/5A is very fast, typically in the nanosecond range.

  7. How does SMAJ43CAHE3/5A provide protection against voltage spikes?

    • SMAJ43CAHE3/5A clamps the voltage to a safe level by diverting excess current away from the protected circuit.

  8. Can SMAJ43CAHE3/5A be used for ESD protection?

    • Yes, SMAJ43CAHE3/5A can be used for electrostatic discharge (ESD) protection in various electronic devices.

  9. What is the packaging type of SMAJ43CAHE3/5A?

    • SMAJ43CAHE3/5A is available in a surface mount DO-214AC package.

  10. Is SMAJ43CAHE3/5A RoHS compliant?

    • Yes, SMAJ43CAHE3/5A is RoHS compliant, making it suitable for use in environmentally friendly electronic products.