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SMDJ78CA-T7

SMDJ78CA-T7

Product Overview

Category

The SMDJ78CA-T7 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for surge protection in electronic circuits and systems, safeguarding against voltage spikes and transients.

Characteristics

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

Package

The SMDJ78CA-T7 is available in a DO-214AB (SMC) package.

Essence

This TVS diode provides robust protection against transient overvoltage events, ensuring the safety and reliability of electronic devices.

Packaging/Quantity

The SMDJ78CA-T7 is typically packaged in reels with a quantity of 1500 units per reel.

Specifications

  • Peak Pulse Power: 3000W
  • Breakdown Voltage: 78V
  • Maximum Clamping Voltage: 126V
  • Operating Temperature Range: -55°C to +150°C
  • Reverse Standoff Voltage: 78V
  • Leakage Current: 1µA

Detailed Pin Configuration

The SMDJ78CA-T7 has a standard DO-214AB (SMC) package with two pins. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Fast response to transient overvoltages
  • Low clamping voltage to protect downstream components
  • High surge current handling capability
  • Reliable performance under repetitive surge conditions

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Compact form factor
  • RoHS compliant

Disadvantages

  • Higher cost compared to traditional diode-based protection methods
  • Requires careful consideration of placement and layout for optimal performance

Working Principles

The SMDJ78CA-T7 operates by diverting excessive transient currents away from sensitive circuitry, thereby limiting the voltage across the protected components. When a transient voltage spike occurs, the TVS diode rapidly conducts, providing a low-impedance path for the surge energy to be dissipated.

Detailed Application Field Plans

The SMDJ78CA-T7 is commonly used in various applications, including: - Power supply units - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • SMDJ5.0A: 5.0V TVS diode with similar characteristics
  • SMDJ15CA: 15V TVS diode with comparable specifications
  • SMDJ120A: 120V TVS diode offering higher breakdown voltage

In conclusion, the SMDJ78CA-T7 TVS diode offers reliable surge protection for a wide range of electronic applications, ensuring the integrity of sensitive components in the face of transient voltage events.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMDJ78CA-T7 v technických řešeních

  1. What is the maximum reverse voltage of SMDJ78CA-T7?

    • The maximum reverse voltage of SMDJ78CA-T7 is 78V.

  2. What is the peak pulse power dissipation of SMDJ78CA-T7?

    • The peak pulse power dissipation of SMDJ78CA-T7 is 3000W.

  3. What is the breakdown voltage of SMDJ78CA-T7?

    • The breakdown voltage of SMDJ78CA-T7 is typically 86.7V.

  4. What are the typical applications for SMDJ78CA-T7?

    • SMDJ78CA-T7 is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the operating temperature range of SMDJ78CA-T7?

    • The operating temperature range of SMDJ78CA-T7 is -55°C to +150°C.

  6. What is the package type of SMDJ78CA-T7?

    • SMDJ78CA-T7 is available in a DO-214AB (SMC) package.

  7. Does SMDJ78CA-T7 have RoHS compliance?

    • Yes, SMDJ78CA-T7 is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  8. What is the clamping voltage of SMDJ78CA-T7?

    • The clamping voltage of SMDJ78CA-T7 at 10A is typically 124V.

  9. Is SMDJ78CA-T7 suitable for high-speed data line protection?

    • Yes, SMDJ78CA-T7 is suitable for protecting high-speed data lines from transient voltage events.

  10. What are the recommended mounting techniques for SMDJ78CA-T7?

    • SMDJ78CA-T7 can be mounted using surface mount techniques, and proper board layout and thermal management are recommended for optimal performance.