Taiwan Semiconductor Corporation
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SMAJ75CA R3G
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SMAJ75CA R3G

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: Transient Voltage Suppressor
Package: DO-214AC
Essence: Protects electronic circuits from voltage spikes
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 64.3V
  • Voltage - Breakdown (Min): 71.2V
  • Voltage - Clamping (Max) @ Ipp: 103V
  • Current - Peak Pulse (10/1000µs): 17.1A
  • Power - Peak Pulse: 400W
  • Type: Zener

Detailed Pin Configuration

The SMAJ75CA R3G has two pins in a DO-214AC package.

Functional Features

  • Provides protection against transient voltage spikes
  • Fast response time
  • Low clamping voltage

Advantages and Disadvantages

Advantages: - Effective protection for sensitive electronic components - Fast reaction to voltage spikes - Compact size

Disadvantages: - Limited peak pulse current handling capability - May require additional circuitry for comprehensive surge protection

Working Principles

The SMAJ75CA R3G works by diverting excess voltage away from sensitive electronic components, thereby preventing damage due to transient voltage spikes. When the voltage exceeds the breakdown voltage, the device conducts and clamps the voltage to a safe level.

Detailed Application Field Plans

The SMAJ75CA R3G is commonly used in various electronic devices and systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to SMAJ75CA R3G include: - P6SMBJ75CA - 1.5SMCJ75CA - SMBJ75CA

In conclusion, the SMAJ75CA R3G is a reliable transient voltage suppressor that provides effective protection for sensitive electronic components. Its fast response time and compact size make it suitable for a wide range of applications, although its limited peak pulse current handling capability may necessitate additional surge protection circuitry in some cases.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SMAJ75CA R3G i tekniska lösningar

  1. What is the voltage rating of SMAJ75CA R3G?

    • The voltage rating of SMAJ75CA R3G is 75 volts.

  2. What is the peak pulse power of SMAJ75CA R3G?

    • The peak pulse power of SMAJ75CA R3G is 400 watts.

  3. What is the breakdown voltage of SMAJ75CA R3G?

    • The breakdown voltage of SMAJ75CA R3G is typically 83.3 volts.

  4. What are the typical applications for SMAJ75CA R3G?

    • SMAJ75CA R3G is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the response time of SMAJ75CA R3G?

    • The response time of SMAJ75CA R3G is very fast, typically responding within nanoseconds to protect against transient voltage spikes.

  6. What is the maximum clamping voltage of SMAJ75CA R3G?

    • The maximum clamping voltage of SMAJ75CA R3G is 121 volts at 10A.

  7. Is SMAJ75CA R3G RoHS compliant?

    • Yes, SMAJ75CA R3G is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. Can SMAJ75CA R3G be used for overvoltage protection in power supply circuits?

    • Yes, SMAJ75CA R3G can be used for overvoltage protection in power supply circuits to safeguard against voltage transients.

  9. What is the operating temperature range of SMAJ75CA R3G?

    • The operating temperature range of SMAJ75CA R3G is typically -55°C to +150°C.

  10. Does SMAJ75CA R3G require any special mounting considerations?

    • SMAJ75CA R3G is typically designed for surface mount applications and may require appropriate PCB layout and thermal management for optimal performance.