Taiwan Semiconductor Corporation
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SMAJ70CA R3G
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SMAJ70CA R3G

Product Overview

Category

The SMAJ70CA R3G belongs to the category of transient voltage suppressor diodes.

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Characteristics

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

Package

The SMAJ70CA R3G is available in a DO-214AC (SMA) package.

Essence

The essence of the SMAJ70CA R3G lies in its ability to provide reliable overvoltage protection for electronic circuits.

Packaging/Quantity

The SMAJ70CA R3G is typically packaged in reels or tubes and is available in various quantities depending on the manufacturer.

Specifications

  • Standoff Voltage: 70V
  • Breakdown Voltage: 77.4V
  • Maximum Clamping Voltage: 113V
  • Peak Pulse Current: 9.2A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMAJ70CA R3G has two pins, with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

  • Bi-directional clamping capability
  • Low leakage current
  • High reliability

Advantages and Disadvantages

Advantages

  • Fast response to transient events
  • Low clamping voltage protects downstream components
  • Compact size for easy integration into circuit designs

Disadvantages

  • Limited surge current handling capability compared to larger devices
  • May require additional protection for high-energy transient events

Working Principles

When a transient voltage spike occurs, the SMAJ70CA R3G conducts current to divert the excess energy away from the protected circuit, thereby limiting the voltage across the circuit.

Detailed Application Field Plans

The SMAJ70CA R3G is commonly used in: - Telecommunication equipment - Industrial control systems - Power supplies - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMAJ70CA R3G include: - P6SMBJ70CA - 1.5SMCJ70CA - SMBJ70CA

In conclusion, the SMAJ70CA R3G is a crucial component in safeguarding electronic circuits from transient voltage events, offering fast response, low clamping voltage, and high reliability. Its compact size and bi-directional clamping capability make it suitable for a wide range of applications in various industries.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SMAJ70CA R3G i tekniska lösningar

  1. What is SMAJ70CA R3G?

    • SMAJ70CA R3G is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMAJ70CA R3G?

    • The maximum peak pulse power of SMAJ70CA R3G is 400 watts.

  3. What is the breakdown voltage of SMAJ70CA R3G?

    • The breakdown voltage of SMAJ70CA R3G is 77.8V.

  4. What are the typical applications of SMAJ70CA R3G?

    • SMAJ70CA R3G is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the operating temperature range of SMAJ70CA R3G?

    • The operating temperature range of SMAJ70CA R3G is -55°C to +150°C.

  6. What is the response time of SMAJ70CA R3G?

    • The response time of SMAJ70CA R3G is typically less than 1 picosecond.

  7. What is the package type of SMAJ70CA R3G?

    • SMAJ70CA R3G is available in a DO-214AC (SMA) package.

  8. What standards does SMAJ70CA R3G comply with?

    • SMAJ70CA R3G complies with RoHS and REACH standards.

  9. What is the clamping voltage of SMAJ70CA R3G?

    • The clamping voltage of SMAJ70CA R3G is 112V at 10A.

  10. Can SMAJ70CA R3G be used for ESD protection?

    • Yes, SMAJ70CA R3G can be used for electrostatic discharge (ESD) protection in various electronic devices and systems.