SMBJ51CA-M3/5B

Product Overview

The SMBJ51CA-M3/5B belongs to the category of transient voltage suppressor (TVS) diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transients. The SMBJ51CA-M3/5B is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically available in a surface mount package and is designed to be an essential component in safeguarding electronic circuits from overvoltage events. The SMBJ51CA-M3/5B is commonly sold in reels or trays, with varying quantities depending on the supplier.

Specifications

• Part Number: SMBJ51CA-M3/5B
• Category: TVS Diode
• Voltage Rating: 51V
• Package Type: DO-214AA (SMB)
• Polarity: Unidirectional
• Peak Pulse Power: 600W
• Operating Temperature Range: -55°C to +150°C
• Mounting Type: Surface Mount
• RoHS Compliant: Yes

Detailed Pin Configuration

The SMBJ51CA-M3/5B TVS diode typically consists of two pins in a surface mount package. The pin configuration is as follows: 1. Pin 1: Anode 2. Pin 2: Cathode

Functional Features

The primary function of the SMBJ51CA-M3/5B is to provide transient voltage suppression, thereby protecting downstream electronic components from voltage surges and transients. It achieves this by rapidly clamping the voltage to a safe level during transient events, thus preventing damage to the circuitry.

Advantages and Disadvantages

Advantages

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

Disadvantages

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

Working Principles

The SMBJ51CA-M3/5B operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the TVS diode rapidly conducts, diverting the excess energy away from the protected circuit. This action effectively limits the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The SMBJ51CA-M3/5B finds extensive application in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Its ability to protect against voltage transients makes it an essential component in ensuring the reliability and longevity of these electronic systems.

Detailed and Complete Alternative Models

Some alternative models to the SMBJ51CA-M3/5B include: - SMAJ51A - P6SMBJ51A - SMCJ51A - 1.5SMCJ51A

These alternative models offer similar transient voltage suppression capabilities and can be considered based on specific design requirements.

In conclusion, the SMBJ51CA-M3/5B TVS diode serves as a crucial component in protecting electronic circuits from voltage transients. Its high surge capability, low clamping voltage, and fast response time make it a valuable asset in various electronic applications.

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