TPSMB51A

Introduction

The TPSMB51A is a transient voltage suppressor diode that belongs to the category of electronic components used for protecting sensitive electronic devices from voltage spikes and transients. This entry provides an overview of the TPSMB51A, including 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 spikes and transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: DO-214AA (SMB), SMC package
• Essence: Provides overvoltage protection to sensitive electronic components
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Peak Power Dissipation: 400W
• Breakdown Voltage Range: 5V to 170V
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The TPSMB51A typically has two pins in a surface-mount package. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Fast response to transient overvoltage conditions
• Low clamping voltage to protect downstream components
• High surge current capability for robust protection

Advantages and Disadvantages

Advantages

• Effective protection against voltage spikes and transients
• Fast response time
• RoHS compliant
• Compact surface-mount package

Disadvantages

• Limited breakdown voltage range compared to some other TVS diodes
• May require additional circuitry for comprehensive overvoltage protection

Working Principles

The TPSMB51A operates based on the principle of avalanche breakdown. When a voltage spike occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuit. This action helps to limit the voltage across the circuit to a safe level, preventing damage to sensitive components.

Detailed Application Field Plans

The TPSMB51A is commonly used in various electronic systems and equipment, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• TPSMB Series: Includes various breakdown voltage options within the same package
• P6SMB Series: Similar SMB package with higher breakdown voltage options
• 1.5SMC Series: Larger SMC package with higher power dissipation capabilities

In conclusion, the TPSMB51A transient voltage suppressor diode offers effective protection against voltage spikes and transients in a compact surface-mount package. Its fast response time and low clamping voltage make it suitable for a wide range of applications in different industries.

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