SMCJ48A - Product Overview and Specifications

Introduction

The SMCJ48A is a part of the SMCJ series of transient voltage suppressor diodes. These diodes are designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage transients
• Characteristics: Fast response time, low clamping voltage
• Package: SMC (DO-214AB)
• Essence: Safeguarding electronic circuits from voltage spikes
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Peak Pulse Power: 1500W
• Breakdown Voltage Range: 48.5V to 53.3V
• Operating Temperature Range: -55°C to 150°C
• Storage Temperature Range: -55°C to 175°C

Detailed Pin Configuration

The SMCJ48A follows the standard SMC package pin configuration: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Fast response to transient over-voltage events
• Low clamping voltage to protect sensitive components
• High surge capability for reliable protection

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Compact SMC package for space-saving designs
• Wide operating temperature range

Disadvantages

• Limited power dissipation capability compared to larger packages
• Higher cost compared to traditional diode solutions

Working Principles

The SMCJ48A operates based on the principle of avalanche breakdown. When a voltage transient occurs, the diode rapidly conducts, diverting the excess current away from the protected circuit. This action limits the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The SMCJ48A is commonly used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

Several alternative models to the SMCJ48A include: - SMCJ5.0A - SMCJ10A - SMCJ24A - SMCJ36A - SMCJ58A

These alternatives offer different breakdown voltage options to suit specific application requirements.

In conclusion, the SMCJ48A transient voltage suppressor diode provides effective protection against voltage transients in a compact and reliable package. Its fast response time, low clamping voltage, and wide operating temperature range make it suitable for a diverse range of applications.

[Word Count: 387]