SMBJ85-E3/52

Product Overview

The SMBJ85-E3/52 belongs to the category of transient voltage suppressor diodes (TVS diodes) and is commonly used for surge protection in electronic circuits. These diodes are characterized by their fast response time, low clamping voltage, and high surge current capability. The SMBJ85-E3/52 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: SMBJ85-E3/52
• Category: Transient Voltage Suppressor Diode
• Voltage Rating: 85V
• Peak Pulse Power: 600W
• Package Type: DO-214AA (SMB)
• Packaging: Tape and Reel, 3000 units per reel

Detailed Pin Configuration

The SMBJ85-E3/52 TVS diode has a standard pin configuration with two terminals. The anode terminal is denoted by the "+" symbol, while the cathode terminal is denoted by the "-" symbol.

Functional Features

• Fast response time to transient voltage spikes
• Low clamping voltage to protect sensitive electronic components
• High surge current capability for robust protection

Advantages and Disadvantages

Advantages

• Effective surge protection for electronic circuits
• Compact surface mount package for easy integration
• High surge current handling capability

Disadvantages

• Limited to specific voltage ratings
• May require additional circuitry for comprehensive overvoltage protection

Working Principles

The SMBJ85-E3/52 operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess energy away from the protected circuit. This action helps to limit the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

The SMBJ85-E3/52 TVS diode finds extensive application in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ85-E3/52 TVS diode include: - SMAJ85A: Similar voltage rating and power dissipation in a different package - P6SMBJ85CA: Higher power dissipation capability in the same package - SMCJ85A: Higher voltage rating in a slightly larger package

In conclusion, the SMBJ85-E3/52 transient voltage suppressor diode offers effective surge protection for a wide range of electronic applications. Its compact size, high surge current capability, and fast response time make it a popular choice for engineers seeking reliable overvoltage protection in their designs.