TPSMA20AHE3/5AT

Introduction

The TPSMA20AHE3/5AT is a product belonging to the category of transient voltage suppressor diodes. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

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

Specifications

• Voltage - Reverse Standoff (Typ): 20V
• Voltage - Breakdown (Min): 22.2V
• Voltage - Clamping (Max) @ Ipp: 32.4V
• Current - Peak Pulse (10/1000µs): 34.4A
• Power - Peak Pulse: 400W
• Type: Zener

Detailed Pin Configuration

The TPSMA20AHE3/5AT typically has two pins, with the cathode connected to the ground and the anode connected to the protected circuit.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Fast Response Time: Rapidly responds to voltage transients to prevent damage.
• Low Clamping Voltage: Limits the voltage across the protected circuit during transient events.

Advantages and Disadvantages

• Advantages:
  • Effective protection against voltage transients
  • Fast response time
  • Low clamping voltage
  • High surge current capability
• Disadvantages:
  • May require additional circuitry for comprehensive overvoltage protection

Working Principles

The TPSMA20AHE3/5AT operates by diverting excessive transient currents away from sensitive components, thereby limiting the voltage across the protected circuit. When a transient voltage spike occurs, the diode rapidly conducts, providing a low-impedance path for the excess current to flow through, thus protecting the downstream components.

Detailed Application Field Plans

The TPSMA20AHE3/5AT is commonly used in various applications, including: - Telecommunications: Protecting communication equipment from lightning-induced surges - Automotive Electronics: Safeguarding vehicle electronics from voltage transients - Industrial Control Systems: Providing overvoltage protection for control circuitry - Consumer Electronics: Protecting sensitive electronic devices from power surges

Detailed and Complete Alternative Models

Some alternative models to the TPSMA20AHE3/5AT include: - TPSMA16AHE3/61T: Similar characteristics with a lower reverse standoff voltage - TPSMA24AHE3/85T: Higher reverse standoff voltage with comparable characteristics - TPSMA20CA: Unidirectional TVS diode with similar voltage ratings

This completes the encyclopedia entry for the TPSMA20AHE3/5AT, covering its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.