Microsemi Corporation
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MSMBJ78CAE3
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MSMBJ78CAE3 Product Overview

Introduction

The MSMBJ78CAE3 belongs to the category of transient voltage suppressor diodes and is designed for use in various electronic applications. This entry provides a comprehensive overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage transients in electronic circuits
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: SOD-123FL
  • Essence: Provides overvoltage protection to sensitive electronic components
  • Packaging/Quantity: Available in reels with varying quantities

Specifications

  • Voltage Rating: 78V
  • Peak Pulse Power: 600W
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C
  • RoHS Compliant: Yes

Detailed Pin Configuration

The MSMBJ78CAE3 has a standard SOD-123FL package with three pins: anode, cathode, and ground.

Functional Features

  • Transient Voltage Suppression: Protects sensitive electronic components from voltage spikes and transients.
  • Fast Response Time: Quickly clamps excessive voltage to safeguard the circuitry.
  • High Surge Current Capability: Can handle large surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time ensures minimal impact on the circuit
  • RoHS compliant, making it environmentally friendly

Disadvantages

  • Limited to a specific voltage rating
  • Requires careful consideration of placement in the circuit for optimal performance

Working Principles

The MSMBJ78CAE3 operates by diverting excess voltage away from sensitive components, thereby preventing damage due to transient voltage spikes. When a transient event occurs, the diode rapidly conducts, providing a low-impedance path for the excess energy to be dissipated.

Detailed Application Field Plans

The MSMBJ78CAE3 is widely used in various electronic applications, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

  • Alternative Model 1: MSMBJ5.0A
  • Alternative Model 2: MSMBJ15CA
  • Alternative Model 3: MSMBJ33A
  • Alternative Model 4: MSMBJ58CA

In conclusion, the MSMBJ78CAE3 transient voltage suppressor diode offers effective protection against voltage transients in electronic circuits. Its fast response time, high surge current capability, and RoHS compliance make it a valuable component in various applications.

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  1. What is MSMBJ78CAE3?

    • MSMBJ78CAE3 is a surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.

  2. What is the maximum voltage rating of MSMBJ78CAE3?

    • The maximum voltage rating of MSMBJ78CAE3 is typically around 78V.

  3. What is the peak pulse current handling capability of MSMBJ78CAE3?

    • MSMBJ78CAE3 can handle peak pulse currents in the range of several amps, making it suitable for protecting electronic circuits from transient events.

  4. How does MSMBJ78CAE3 provide protection to electronic circuits?

    • MSMBJ78CAE3 clamps the voltage during transient events, diverting excess current away from the protected circuit and preventing damage.

  5. What are the typical applications of MSMBJ78CAE3?

    • MSMBJ78CAE3 is commonly used in various electronic devices and systems such as power supplies, communication equipment, automotive electronics, and industrial controls to protect against voltage surges and ESD events.

  6. What is the response time of MSMBJ78CAE3 during transient events?

    • MSMBJ78CAE3 has a very fast response time, typically in the nanosecond range, providing quick protection to the connected circuitry.

  7. Does MSMBJ78CAE3 require any external components for proper operation?

    • MSMBJ78CAE3 can be used standalone or in conjunction with other components such as resistors and capacitors to tailor its performance to specific application requirements.

  8. What are the environmental specifications of MSMBJ78CAE3?

    • MSMBJ78CAE3 is typically designed to meet industry-standard environmental specifications, including temperature range, humidity resistance, and compliance with RoHS directives.

  9. Can MSMBJ78CAE3 be used in high-frequency applications?

    • Yes, MSMBJ78CAE3 is suitable for high-frequency applications due to its low capacitance and fast response characteristics.

  10. Is MSMBJ78CAE3 available in different package types?

    • Yes, MSMBJ78CAE3 is available in various surface mount package types, such as SOD-123, SMA, and SMB, offering flexibility for different PCB layouts and space constraints.