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SMAJ85A-13
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SMAJ85A-13 Product Overview

Introduction

SMAJ85A-13 is a diode belonging to the category of transient voltage suppressors (TVS). It is commonly used for protecting sensitive electronic devices from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of SMAJ85A-13.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage transients
  • Characteristics: Fast response time, low clamping voltage, high surge current capability
  • Package: SMA (DO-214AC)
  • Essence: TVS diode for transient voltage protection
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Part Number: SMAJ85A-13
  • Peak Pulse Power: 400W
  • Breakdown Voltage: 85V
  • Clamping Voltage: 137V
  • Peak Pulse Current: 9.2A
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMAJ85A-13 diode has a standard SMA package with two pins. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Fast response to transient voltage events
  • Low clamping voltage to protect downstream components
  • High surge current capability for robust protection

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time
  • Compact form factor
  • Wide operating temperature range

Disadvantages

  • Limited breakdown voltage compared to higher-rated TVS diodes
  • Higher clamping voltage than some specialized TVS diodes

Working Principles

When a transient voltage event occurs, the SMAJ85A-13 diode conducts and clamps the voltage to a safe level, diverting the excess energy away from the protected circuitry. This rapid response helps prevent damage to sensitive electronic components.

Detailed Application Field Plans

SMAJ85A-13 is widely used in various applications, including: - Consumer electronics - Telecommunication equipment - Industrial automation systems - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

Some alternative models to SMAJ85A-13 include: - P6SMBJ85CA: Similar TVS diode with higher peak pulse power rating - SMBJ85A: TVS diode with a smaller form factor - SMCJ85A: TVS diode with higher surge current capability

In conclusion, SMAJ85A-13 is a reliable TVS diode offering effective protection against transient voltage events in a wide range of applications.

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技術ソリューションにおける SMAJ85A-13 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 SMAJ85A-13?

    • SMAJ85A-13 is a TVS (transient voltage suppressor) diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMAJ85A-13?

    • The maximum peak pulse power of SMAJ85A-13 is 400 watts.

  3. What is the breakdown voltage of SMAJ85A-13?

    • The breakdown voltage of SMAJ85A-13 is 85 volts.

  4. What are the typical applications of SMAJ85A-13?

    • SMAJ85A-13 is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the response time of SMAJ85A-13?

    • The response time of SMAJ85A-13 is very fast, typically in the nanosecond range.

  6. How does SMAJ85A-13 protect electronic circuits?

    • SMAJ85A-13 clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.

  7. Is SMAJ85A-13 suitable for high-speed data lines?

    • Yes, SMAJ85A-13 is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.

  8. Can SMAJ85A-13 be used in outdoor applications?

    • Yes, SMAJ85A-13 is often used in outdoor applications due to its ability to withstand harsh environmental conditions.

  9. What is the operating temperature range of SMAJ85A-13?

    • The operating temperature range of SMAJ85A-13 is typically -55°C to 150°C, making it suitable for a wide range of environments.

  10. Are there any recommended layout considerations when using SMAJ85A-13?

    • It is recommended to minimize the length of the traces between SMAJ85A-13 and the protected circuit, and to provide a low-inductance path to ground for optimal performance.