SMAJ28A-E3/5A

Introduction

The SMAJ28A-E3/5A is a diode belonging to the category of transient voltage suppressor (TVS) diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The SMAJ28A-E3/5A diode offers specific characteristics, packaging, and quantity options that make it suitable for various applications.

Basic Information Overview

• Category: Transient Voltage Suppressor (TVS) Diode
• Use: Protection against voltage spikes and transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: DO-214AC (SMA), SMC package
• Essence: Provides robust protection for sensitive electronic components
• Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

• Part Number: SMAJ28A-E3/5A
• Voltage - Reverse Standoff (Typ): 28V
• Voltage - Breakdown: 31.1V
• Clamping Voltage: 45.4V
• Peak Pulse Current: 36.1A
• Capacitance: 150pF
• Operating Temperature: -55°C to 150°C
• Mounting Type: Surface Mount
• Package / Case: DO-214AC (SMA)

Detailed Pin Configuration

The SMAJ28A-E3/5A diode has a surface mount configuration with two pins for connection. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

The primary function of the SMAJ28A-E3/5A diode is to divert excessive current and voltage transients away from sensitive electronic components. It achieves this by rapidly clamping the voltage to a safe level during transient events, thereby protecting downstream circuitry.

Advantages and Disadvantages

Advantages

• Fast response time
• Low clamping voltage
• High surge current capability
• Compact surface mount package

Disadvantages

• Limited maximum working voltage
• May require additional circuitry for higher voltage protection

Working Principles

When a voltage transient occurs, the SMAJ28A-E3/5A diode conducts and clamps the voltage to a safe level, preventing damage to the connected circuitry. This rapid response protects sensitive components from overvoltage events.

Detailed Application Field Plans

The SMAJ28A-E3/5A diode finds application in various fields, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMAJ28A-E3/5A diode include: - P6SMB28CA - 1.5SMC28CA - SMBJ28CA

In summary, the SMAJ28A-E3/5A diode is a critical component in protecting electronic circuits from voltage transients and spikes. Its fast response time, low clamping voltage, and high surge current capability make it suitable for a wide range of applications across various industries.

[Word count: 426]