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SMCG78A-HRA
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SMCG78A-HRA

Product Overview

Category: Electronic Component
Use: Voltage Suppressor Diode
Characteristics: High reliability, fast response time, low clamping voltage
Package: DO-214AB
Essence: Protects electronic circuits from voltage spikes
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

  • Peak Pulse Power: 1500 W
  • Breakdown Voltage Range: 78 V to 86 V
  • Operating Temperature Range: -55°C to +175°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The SMCG78A-HRA has a standard DO-214AB package with two pins. Pin 1 is the anode and pin 2 is the cathode.

Functional Features

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

Advantages and Disadvantages

Advantages: - High reliability - Wide operating temperature range - RoHS compliant

Disadvantages: - Sensitive to thermal runaway in some applications

Working Principles

The SMCG78A-HRA operates by diverting excess current away from sensitive electronic components when a voltage spike occurs. It clamps the voltage to a safe level, protecting the circuitry.

Detailed Application Field Plans

The SMCG78A-HRA is commonly used in: - Power supplies - Automotive electronics - Industrial equipment - Telecommunications equipment - Consumer electronics

Detailed and Complete Alternative Models

  • SMCG5.0A-HRA: Breakdown Voltage Range: 5 V to 6 V
  • SMCG15A-HRA: Breakdown Voltage Range: 15 V to 16 V
  • SMCG30A-HRA: Breakdown Voltage Range: 30 V to 33 V
  • SMCG120A-HRA: Breakdown Voltage Range: 120 V to 133 V

This completes the entry for SMCG78A-HRA, providing comprehensive information about its product details, specifications, features, and application fields.

技術ソリューションにおける SMCG78A-HRA の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is SMCG78A-HRA?

    • SMCG78A-HRA is a high-reliability, surface-mount TVS diode designed to protect sensitive electronics from voltage transients induced by lightning and other transient voltage events.

  2. What are the key features of SMCG78A-HRA?

    • The key features include a peak pulse power dissipation of 1500W, low clamping voltage, and high surge capability.

  3. What applications is SMCG78A-HRA suitable for?

    • SMCG78A-HRA is commonly used in industrial, telecommunications, and automotive applications where protection against transient voltage events is critical.

  4. How does SMCG78A-HRA provide protection?

    • It provides protection by diverting excessive current away from sensitive components and limiting the voltage across them during transient events.

  5. What are the operating temperature and storage conditions for SMCG78A-HRA?

    • The operating temperature range is -55°C to +175°C, and the storage temperature range is -55°C to +175°C.

  6. What are the recommended PCB layout guidelines for SMCG78A-HRA?

    • Proper placement of the TVS diode close to the protected circuitry, minimizing trace lengths, and providing low impedance paths to ground are important considerations.

  7. What standards does SMCG78A-HRA comply with?

    • It complies with industry standards such as AEC-Q101 for automotive applications and is RoHS compliant.

  8. What are the packaging options available for SMCG78A-HRA?

    • It is available in various package types, including DO-214AB (SMC) and DFN.

  9. What are the typical failure modes of SMCG78A-HRA?

    • Typical failure modes include short circuit, open circuit, and degradation of clamping voltage over time due to prolonged exposure to transient events.

  10. Are there any application notes or design resources available for using SMCG78A-HRA in technical solutions?

    • Yes, there are application notes and design resources provided by the manufacturer to assist in the proper implementation of SMCG78A-HRA in technical solutions.