Microsemi Corporation
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MA15KP85CA
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MA15KP85CA Product Overview

Introduction

MA15KP85CA is a high-performance transient voltage suppressor (TVS) diode designed to protect sensitive electronics from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. This entry provides an in-depth overview of the MA15KP85CA, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: TVS Diode
  • Use: Protection against voltage transients induced by lightning, ESD, and other transient voltage events
  • Characteristics: High surge capability, low clamping voltage, fast response time
  • Package: DO-203AB (B-Case)
  • Essence: Provides robust protection for sensitive electronic components
  • Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

  • Peak Pulse Power: 15000 W
  • Standoff Voltage: 85 V
  • Breakdown Voltage: 94.4 V to 105.3 V
  • Maximum Clamping Voltage: 137 V at 23.1 A
  • Operating Temperature Range: -55°C to +175°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The MA15KP85CA TVS diode features a standard B-Case package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Robust surge protection
  • Fast response time
  • Low clamping voltage
  • High surge capability
  • Reliable performance under transient voltage events

Advantages and Disadvantages

Advantages

  • High surge capability for enhanced protection
  • Low clamping voltage ensures minimal impact on protected circuits
  • Fast response time for rapid suppression of transient events

Disadvantages

  • Relatively large package size compared to some alternative models
  • Higher cost compared to lower-rated TVS diodes

Working Principles

The MA15KP85CA operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuit. This action effectively clamps the voltage to a safe level, safeguarding the connected electronics.

Detailed Application Field Plans

The MA15KP85CA is widely used in various applications requiring robust transient voltage protection. Some key application fields include: - Telecommunications equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Several alternative TVS diode models offer similar transient voltage protection capabilities. Some notable alternatives to the MA15KP85CA include: - SMAJ85A: Standoff Voltage 85 V, Peak Pulse Power 400 W - P6KE100CA: Standoff Voltage 85 V, Peak Pulse Power 600 W - 1.5KE100A: Standoff Voltage 85 V, Peak Pulse Power 1500 W

In conclusion, the MA15KP85CA TVS diode offers robust transient voltage protection with high surge capability, low clamping voltage, and fast response time. Its application spans across various industries, providing reliable protection for sensitive electronics.

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  1. What is MA15KP85CA?

    • MA15KP85CA is a type of transient voltage suppressor diode used to protect electronic circuits from overvoltage transients.

  2. What are the key features of MA15KP85CA?

    • The key features include a peak pulse power of 1500W, a breakdown voltage of 85V, and a low clamping voltage.

  3. How does MA15KP85CA protect electronic circuits?

    • MA15KP85CA diverts excessive voltage away from sensitive components by providing a low-impedance path to ground during transient overvoltage conditions.

  4. In what applications is MA15KP85CA commonly used?

    • MA15KP85CA is commonly used in power supplies, automotive electronics, industrial equipment, and telecommunications systems to protect against voltage surges.

  5. What is the maximum operating temperature for MA15KP85CA?

    • The maximum operating temperature for MA15KP85CA is typically around 150°C.

  6. What is the response time of MA15KP85CA to an overvoltage event?

    • The response time of MA15KP85CA is very fast, typically in the nanosecond range, providing quick protection to the circuit.

  7. Can MA15KP85CA be used in high-frequency applications?

    • Yes, MA15KP85CA can be used in high-frequency applications due to its fast response time and low capacitance.

  8. What is the recommended mounting method for MA15KP85CA?

    • The recommended mounting method is through-hole mounting or surface mount technology (SMT) depending on the specific package type.

  9. Does MA15KP85CA require any additional external components for proper operation?

    • In most cases, MA15KP85CA does not require additional external components for proper operation, but it should be properly integrated into the circuit layout.

  10. Are there any precautions to consider when using MA15KP85CA in technical solutions?

    • It's important to ensure proper heat dissipation, avoid exceeding the maximum ratings, and follow the manufacturer's guidelines for optimal performance and reliability.