Microsemi Corporation
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SMDA12C/TR7
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SMDA12C/TR7

Product Overview

Category

The SMDA12C/TR7 belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, ESD, and other transient voltage events.

Characteristics

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

Package

The SMDA12C/TR7 is available in a surface mount package.

Essence

The essence of the SMDA12C/TR7 lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage due to voltage spikes.

Packaging/Quantity

The SMDA12C/TR7 is typically packaged in reels with a quantity varying based on the manufacturer's specifications.

Specifications

  • Standoff Voltage: 12V
  • Breakdown Voltage: 13.3V
  • Maximum Clamping Voltage: 19.9V
  • Peak Pulse Current: 30A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMDA12C/TR7 has a standard SOD-123FL package with two pins for connection.

Functional Features

  • Bi-directional TVS diode
  • Low leakage current
  • High reliability

Advantages

  • Effective protection against transient voltage events
  • Compact size for easy integration into circuit designs
  • Wide operating temperature range

Disadvantages

  • Limited peak pulse current compared to some higher-rated TVS diodes
  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

When a transient voltage event occurs, the SMDA12C/TR7 conducts excess current to ground, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMDA12C/TR7 is commonly used in: - Consumer electronics - Telecommunication equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

  • SMAJ12A: Unidirectional TVS diode with similar characteristics
  • SMBJ12CA: Bi-directional TVS diode with higher peak pulse current rating

In conclusion, the SMDA12C/TR7 is a vital component in protecting electronic circuits from transient voltage events, offering reliable performance and compact design. Its application spans across various industries, making it an essential part of modern electronic systems.

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기술 솔루션에 SMDA12C/TR7 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is SMDA12C/TR7?

    • SMDA12C/TR7 is a surface mount TVS diode array designed to protect sensitive electronics from damage due to electrostatic discharge (ESD), electrical fast transients (EFT), and lightning-induced surges.

  2. What are the key features of SMDA12C/TR7?

    • SMDA12C/TR7 features low clamping voltage, low capacitance, and high surge current capability, making it suitable for protecting a wide range of electronic equipment.

  3. In what technical solutions can SMDA12C/TR7 be used?

    • SMDA12C/TR7 can be used in various technical solutions such as industrial automation, telecommunications equipment, automotive electronics, and consumer electronics.

  4. How does SMDA12C/TR7 protect against ESD?

    • SMDA12C/TR7 provides a low clamping voltage to divert excess energy away from sensitive components, thereby protecting them from ESD events.

  5. What is the typical application circuit for SMDA12C/TR7?

    • The typical application circuit includes connecting the SMDA12C/TR7 between the signal or data line and the ground to provide protection against transient events.

  6. What standards does SMDA12C/TR7 comply with?

    • SMDA12C/TR7 complies with IEC 61000-4-2 for ESD protection and IEC 61000-4-4 for EFT protection, ensuring its reliability in technical solutions.

  7. Can SMDA12C/TR7 be used in high-speed data lines?

    • Yes, SMDA12C/TR7's low capacitance makes it suitable for use in high-speed data lines without degrading signal integrity.

  8. What is the operating temperature range of SMDA12C/TR7?

    • SMDA12C/TR7 has an operating temperature range of -55°C to +125°C, allowing it to be used in diverse environmental conditions.

  9. Does SMDA12C/TR7 require any external components for proper operation?

    • No, SMDA12C/TR7 is a standalone device and does not require any external components for its proper operation.

  10. Where can I find detailed application notes for integrating SMDA12C/TR7 into technical solutions?

    • Detailed application notes for SMDA12C/TR7 can be found on the manufacturer's website or by contacting their technical support team for assistance.