Vishay Semiconductor Diodes Division
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SMAJ120CAHE3/61
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SMAJ120CAHE3/61

Product Overview

  • Belongs to: Electronic Components
  • Category: Diode
  • Use: Voltage clamping in electronic circuits
  • Characteristics: Fast response time, low leakage current, high surge capability
  • Package: DO-214AC (SMA), 2-Pin
  • Essence: Protects sensitive electronic components from voltage spikes
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 120V
  • Voltage - Breakdown (Min): 133V
  • Clamping Voltage @ Ipp: 193V
  • Peak Pulse Current: 10A
  • Power Dissipation (Max): 400W
  • Operating Temperature: -55°C ~ 150°C

Detailed Pin Configuration

The SMAJ120CAHE3/61 diode has a simple 2-pin configuration with the anode and cathode terminals.

Functional Features

  • Provides effective protection against transient voltage events
  • Fast response time ensures minimal damage to protected circuits
  • Low clamping voltage helps in preventing overvoltage damage
  • High surge capability for reliable performance in harsh environments

Advantages and Disadvantages

Advantages

  • Fast response time
  • Low leakage current
  • High surge capability
  • Compact package size

Disadvantages

  • Relatively lower breakdown voltage compared to some alternatives
  • Limited power dissipation capability

Working Principles

The SMAJ120CAHE3/61 operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuit. This action helps in limiting the voltage across the circuit to a safe level, preventing damage to sensitive components.

Detailed Application Field Plans

The SMAJ120CAHE3/61 is widely used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to SMAJ120CAHE3/61 include: - P6KE120CA - 1.5SMC120CA - SMCJ120A

In conclusion, the SMAJ120CAHE3/61 diode offers reliable voltage clamping capabilities with fast response times, making it suitable for a wide range of electronic applications.

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  1. What is SMAJ120CAHE3/61?

    • SMAJ120CAHE3/61 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 SMAJ120CAHE3/61?

    • The maximum peak pulse power of SMAJ120CAHE3/61 is 400 watts.

  3. What is the breakdown voltage of SMAJ120CAHE3/61?

    • The breakdown voltage of SMAJ120CAHE3/61 is 120 volts.

  4. What are the typical applications of SMAJ120CAHE3/61?

    • SMAJ120CAHE3/61 is commonly used in various technical solutions such as power supplies, telecommunications equipment, industrial control systems, and automotive electronics for transient voltage protection.

  5. What is the operating temperature range of SMAJ120CAHE3/61?

    • The operating temperature range of SMAJ120CAHE3/61 is -55°C to +150°C.

  6. What is the response time of SMAJ120CAHE3/61?

    • The response time of SMAJ120CAHE3/61 is very fast, typically responding within nanoseconds to clamp transient voltages.

  7. How does SMAJ120CAHE3/61 provide protection?

    • SMAJ120CAHE3/61 provides protection by diverting excessive current away from sensitive components when a transient voltage event occurs.

  8. Is SMAJ120CAHE3/61 RoHS compliant?

    • Yes, SMAJ120CAHE3/61 is RoHS compliant, making it suitable for use in environmentally friendly electronic products.

  9. Can SMAJ120CAHE3/61 be used in high-speed data lines?

    • Yes, SMAJ120CAHE3/61 can be used in high-speed data lines to protect against voltage surges and ESD events.

  10. What are the packaging options available for SMAJ120CAHE3/61?

    • SMAJ120CAHE3/61 is available in various packaging options including DO-214AC (SMA) and DO-214AB (SMC) packages for surface mount applications.