SMAJ28-E3/5A

Introduction

The SMAJ28-E3/5A is a diode belonging to the category of transient voltage suppressors (TVS). This device is commonly used to protect sensitive electronic components from voltage spikes and transients. The SMAJ28-E3/5A possesses specific characteristics, packaging, and quantity details that make it suitable for various applications.

Basic Information Overview

• Category: Transient Voltage Suppressor (TVS)
• Use: Protection against voltage spikes and transients
• Characteristics: Fast response time, low clamping voltage
• Package: DO-214AC (SMA), SMC
• Essence: Safeguarding electronic components
• Packaging/Quantity: Tape & Reel, 1800 units per reel

Specifications

• Voltage - Reverse Standoff (Typ): 28V
• Voltage - Breakdown (Min): 31.1V
• Voltage - Clamping (Max) @ Ipp: 45.4V
• Current - Peak Pulse (10/1000µs): 17.2A
• Power - Peak Pulse: 400W
• Type: Zener

Detailed Pin Configuration

The SMAJ28-E3/5A features a standard DO-214AC (SMA) package with two pins. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

The primary function of the SMAJ28-E3/5A is to divert excessive current and voltage transients away from sensitive electronic circuits. It achieves this by rapidly conducting when the voltage exceeds the specified level, thereby protecting downstream components.

Advantages and Disadvantages

Advantages

• Fast response time
• Low clamping voltage
• Compact size
• High surge capability

Disadvantages

• Limited power dissipation capability
• Single-directional protection

Working Principles

When the voltage across the SMAJ28-E3/5A exceeds its breakdown voltage, the diode begins to conduct, providing a low-impedance path for the excess current to flow through. This action effectively limits the voltage across the protected circuit, safeguarding it from damage.

Detailed Application Field Plans

The SMAJ28-E3/5A finds extensive use in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models to the SMAJ28-E3/5A include: - P6SMB28CA - 1.5SMC28CA - SMBJ28CA - SMCJ28CA

In conclusion, the SMAJ28-E3/5A serves as a crucial component in protecting electronic circuits from voltage transients and spikes. Its fast response time and low clamping voltage make it an ideal choice for a wide range of applications.

[Word Count: 398]