SMBJ14-E3/5B

Product Overview

The SMBJ14-E3/5B belongs to the category of transient voltage suppressor diodes (TVS diodes). These diodes are used to protect sensitive electronic components from voltage spikes and transients. The SMBJ14-E3/5B is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically packaged in a surface mount DO-214AA (SMB) package and is available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

• Part Number: SMBJ14-E3/5B
• Category: TVS Diode
• Voltage Rating: 14V
• Peak Pulse Power: 600W
• Package Type: DO-214AA (SMB)
• Packaging: Tape and Reel, 3000 units per reel

Detailed Pin Configuration

The SMBJ14-E3/5B TVS diode has a standard pin configuration with two terminals for connection. The pinout is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

The primary function of the SMBJ14-E3/5B TVS diode is to divert excessive current and voltage transients away from sensitive electronic circuits, thereby protecting them from damage. It achieves this by rapidly conducting when the voltage across it exceeds the specified level, effectively clamping the voltage to a safe level.

Advantages and Disadvantages

Advantages

• High surge capability
• Low clamping voltage
• Fast response time
• Compact surface mount package

Disadvantages

• Limited to a specific voltage rating
• May require additional circuitry for comprehensive protection in complex systems

Working Principles

When the voltage across the SMBJ14-E3/5B TVS diode exceeds its breakdown voltage, it enters a low impedance state, effectively shunting excess current away from the protected circuit. This rapid response helps prevent damage to sensitive components during transient events such as lightning strikes or electrostatic discharge.

Detailed Application Field Plans

The SMBJ14-E3/5B TVS diode finds extensive use in various applications, including: - Protection of integrated circuits (ICs) in consumer electronics - Safeguarding communication equipment from voltage surges - Surge protection in automotive electronics - Industrial control systems and power supplies

Detailed and Complete Alternative Models

For applications requiring different voltage ratings or package types, alternative TVS diode models include: - SMBJ5.0A-E3/52 (5V rating, SMB package) - SMBJ24CA-E3/52 (24V rating, SMB package) - SMCJ33A-E3/57T (33V rating, SMC package)

In conclusion, the SMBJ14-E3/5B TVS diode offers robust transient voltage protection with its high surge capability, low clamping voltage, and fast response time. Its compact surface mount package makes it suitable for a wide range of electronic applications, ensuring the reliable protection of sensitive components from voltage transients.