SMBJ51D-M3/I

Product Overview

Category

The SMBJ51D-M3/I belongs to the category of transient voltage suppressor (TVS) diodes.

Use

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

Characteristics

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

Package

The SMBJ51D-M3/I is available in a DO-214AA (SMB) package.

Essence

The essence of the SMBJ51D-M3/I lies in its ability to provide robust protection against transient voltage events, thereby safeguarding electronic circuits and components.

Packaging/Quantity

The SMBJ51D-M3/I is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

• Standoff Voltage: 51V
• Breakdown Voltage: 56.7V
• Maximum Clamping Voltage: 82.4V
• Peak Pulse Current: 10A
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ51D-M3/I follows the standard pin configuration for DO-214AA (SMB) package diodes, with two pins for connection to the circuit board.

Functional Features

• Bi-directional TVS diode
• Low incremental surge resistance
• High temperature stability
• ESD protection up to 30kV

Advantages

• Fast response to transient events
• Low clamping voltage ensures minimal impact on protected circuits
• High surge current capability for enhanced protection

Disadvantages

• Slightly higher cost compared to traditional diode-based protection methods
• Requires careful consideration of PCB layout for optimal performance

Working Principles

The SMBJ51D-M3/I operates by diverting excessive transient current away from sensitive components, thereby limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBJ51D-M3/I is widely used in various applications including: - Telecommunication equipment - Industrial automation systems - Power supplies - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ51D-M3/I include: - SMAJ51A - P6SMBJ51A - SMCJ51CA

In conclusion, the SMBJ51D-M3/I offers reliable transient voltage protection with its fast response time, low clamping voltage, and high surge current capability. While it may have a slightly higher cost and require careful PCB layout considerations, its effectiveness in safeguarding electronic components makes it a preferred choice in various industries.

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