SMBJ440A-TP

Introduction

The SMBJ440A-TP is a component belonging to the category of transient voltage suppressor diodes. These diodes are widely used in electronic circuits to protect sensitive components from voltage spikes and transients. The SMBJ440A-TP is known for its specific characteristics, packaging, and functional features that make it suitable for various applications.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protecting electronic circuits from voltage spikes and transients
• Characteristics: Fast response time, low clamping voltage, high surge capability
• Package: DO-214AA (SMB), Tape & Reel
• Essence: Safeguarding sensitive electronic components
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

• Voltage - Reverse Standoff (Typ): 376V
• Voltage - Breakdown (Min): 418V
• Voltage - Clamping (Max) @ Ipp: 608V
• Current - Peak Pulse (10/1000µs): 10.3A
• Power - Peak Pulse: 600W
• Type: Zener
• Unidirectional Channels: 1

Detailed Pin Configuration

The SMBJ440A-TP typically has two pins, with the cathode being shorter than the anode. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Fast response time to clamp transient voltages
• Low clamping voltage to protect downstream components
• High surge capability for withstanding large transient currents

Advantages and Disadvantages

Advantages

• Effective protection against voltage spikes
• Fast response time
• Compact size for easy integration into circuits

Disadvantages

• Limited to unidirectional protection
• May require additional components for bidirectional protection

Working Principles

The SMBJ440A-TP operates based on the principle of avalanche breakdown. When a voltage spike occurs, the diode rapidly conducts, diverting the excess current away from the protected circuit. This action effectively clamps the voltage to a safe level, safeguarding the connected components.

Detailed Application Field Plans

The SMBJ440A-TP 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 SMBJ440A-TP include: - SMBJ5.0A-TP - SMBJ15CA-TP - SMBJ28A-TP - SMBJ58CA-TP - SMBJ110A-TP

In conclusion, the SMBJ440A-TP transient voltage suppressor diode offers effective protection against voltage spikes and transients in a wide range of electronic applications. Its fast response time, low clamping voltage, and high surge capability make it a valuable component in ensuring the reliability and longevity of electronic circuits.

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