SMBJ45A-HRA

Product Overview

Category

The SMBJ45A-HRA belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used for protecting sensitive electronic equipment from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

• Low clamping voltage
• Fast response time
• High surge current capability

Package

The SMBJ45A-HRA is available in a surface mount DO-214AA (SMB) package.

Essence

The essence of the SMBJ45A-HRA lies in its ability to provide robust protection against transient voltage events, ensuring the reliability and longevity of electronic devices.

Packaging/Quantity

The SMBJ45A-HRA is typically packaged in reels with quantities ranging from 1000 to 5000 units per reel.

Specifications

• Standoff Voltage: 45V
• Breakdown Voltage: 50V
• Peak Pulse Power: 600W
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ45A-HRA TVS diode has a standard pin configuration with two terminals for surface mount soldering.

Functional Features

• Bi-directional clamping capability
• Low leakage current
• RoHS compliant

Advantages and Disadvantages

Advantages

• Fast response time protects sensitive circuits
• High surge current handling capability
• Compact surface mount package

Disadvantages

• Limited power dissipation capability compared to larger TVS diodes
• May require additional circuitry for overvoltage protection in high-power applications

Working Principles

The SMBJ45A-HRA operates based on the principle of avalanche breakdown, where it rapidly conducts excess voltage away from the protected circuit, limiting the voltage across the circuit to a safe level.

Detailed Application Field Plans

The SMBJ45A-HRA is commonly used in various electronic systems, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ45A-HRA include: - SMAJ45A-HRA - SMCJ45A-HRA - P6KE45A-HRA

In conclusion, the SMBJ45A-HRA transient voltage suppressor diode offers reliable protection against transient voltage events, making it an essential component in safeguarding electronic equipment from damage. Its fast response time, high surge current capability, and compact package make it suitable for a wide range of applications in various industries.

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