Vishay Semiconductor Diodes Division
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SMAJ12HE3/61
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SMAJ12HE3/61

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: Transient Voltage Suppressor Diode
Package: DO-214AC (SMA)
Essence: Protects sensitive electronic devices from voltage spikes
Packaging/Quantity: Tape & Reel, 3000 units

Specifications

  • Part Number: SMAJ12HE3/61
  • Voltage - Reverse Standoff (Typ): 12V
  • Voltage - Breakdown (Min): 13.3V
  • Clamping Voltage @ Ipp: 19.9V
  • Current - Peak Pulse (10/1000µs): 34.4A
  • Power - Peak Pulse: 400W
  • Type: Zener

Detailed Pin Configuration

The SMAJ12HE3/61 is a diode with two pins in the DO-214AC (SMA) package. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

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

Advantages and Disadvantages

Advantages: - Provides effective protection against voltage transients - Fast reaction to transient over-voltage conditions - Compact size for easy integration into circuit designs

Disadvantages: - Limited to specific voltage ranges - May require additional components for comprehensive overvoltage protection

Working Principles

The SMAJ12HE3/61 operates by diverting excess current away from sensitive electronic components when a voltage spike occurs. It acts as a shunt to redirect the transient energy to ground, protecting the circuit from damage.

Detailed Application Field Plans

The SMAJ12HE3/61 is commonly used in various electronic applications, including: - Power supplies - Communication systems - Industrial equipment - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: P6SMB12CA
  • Alternative Model 2: 1.5KE12CA
  • Alternative Model 3: SMBJ12CA

In conclusion, the SMAJ12HE3/61 is a vital component in safeguarding electronic circuits from voltage surges, offering fast response times and high surge capabilities. Its compact size and efficient operation make it an essential part of modern electronic designs.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMAJ12HE3/61 en soluciones técnicas

  1. What is the maximum reverse voltage for SMAJ12HE3/61?

    • The maximum reverse voltage for SMAJ12HE3/61 is 12V.

  2. What is the typical forward voltage drop for SMAJ12HE3/61?

    • The typical forward voltage drop for SMAJ12HE3/61 is 0.9V at 1A.

  3. What is the peak pulse power dissipation of SMAJ12HE3/61?

    • The peak pulse power dissipation of SMAJ12HE3/61 is 400W for a 10/1000μs waveform.

  4. What is the operating temperature range for SMAJ12HE3/61?

    • The operating temperature range for SMAJ12HE3/61 is -55°C to +150°C.

  5. What is the breakdown voltage of SMAJ12HE3/61?

    • The breakdown voltage of SMAJ12HE3/61 is typically 13.3V at 1mA.

  6. What are the package dimensions of SMAJ12HE3/61?

    • The package dimensions of SMAJ12HE3/61 are 5.3mm x 6.7mm x 0.94mm.

  7. What is the clamping voltage of SMAJ12HE3/61?

    • The clamping voltage of SMAJ12HE3/61 is typically 19.9V at 10A.

  8. What are the applications of SMAJ12HE3/61 in technical solutions?

    • SMAJ12HE3/61 is commonly used for transient voltage suppression in various electronic systems, including power supplies, communication equipment, and automotive electronics.

  9. What is the capacitance of SMAJ12HE3/61?

    • The capacitance of SMAJ12HE3/61 is typically 170pF at 1MHz and 1V.

  10. What are the key features of SMAJ12HE3/61?

    • The key features of SMAJ12HE3/61 include low profile package, high surge capability, and fast response time.