P4SMA20A-M3/5A

Introduction

The P4SMA20A-M3/5A is a diode belonging to the category of transient voltage suppressors (TVS). This device is 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, high surge current capability
• Package: SMA (DO-214AC)
• Essence: Safeguarding electronic circuits from voltage spikes
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Peak Pulse Power: 400W
• Breakdown Voltage: 17.1V to 18.9V
• Operating Temperature: -55°C to +150°C
• Reverse Standoff Voltage: 15.3V
• Forward Voltage: 0.6V at 1A

Detailed Pin Configuration

The P4SMA20A-M3/5A has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

• Fast response to transient over-voltage events
• Low clamping voltage to minimize stress on protected circuits
• High surge current capability for robust protection

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Compact package size
• Wide operating temperature range

Disadvantages

• Limited breakdown voltage range compared to some other TVS diodes
• Requires careful consideration of placement for optimal protection coverage

Working Principles

When a voltage transient occurs, the P4SMA20A-M3/5A diode rapidly conducts, diverting the excess energy away from the protected circuit. This action limits the voltage across the circuit, preventing damage.

Detailed Application Field Plans

The P4SMA20A-M3/5A is commonly used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies

Detailed and Complete Alternative Models

Some alternative models to the P4SMA20A-M3/5A include: - P4SMA10A-M3/5A - P4SMA30A-M3/5A - P4SMA40A-M3/5A - P4SMA50A-M3/5A

In summary, the P4SMA20A-M3/5A is a vital component in protecting electronic circuits from voltage transients, offering fast response, low clamping voltage, and high surge current capability. Its compact package and wide operating temperature range make it suitable for diverse applications, although careful placement is necessary for optimal protection coverage. Additionally, there are alternative models available with different breakdown voltages to suit specific application requirements.