SMBJ150CHE3/5B

Product Overview

The SMBJ150CHE3/5B belongs to the category of transient voltage suppressor diodes (TVS diodes). These diodes are designed to protect sensitive electronics from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. The SMBJ150CHE3/5B is widely used in various electronic devices and systems to safeguard against voltage spikes and surges. Its characteristics include high surge capability, low clamping voltage, and fast response time. The diode is typically packaged in a compact, surface-mount package, making it suitable for space-constrained applications. Each package contains a specified quantity of diodes, providing flexibility for different project requirements.

Specifications

• Part Number: SMBJ150CHE3/5B
• Category: Transient Voltage Suppressor Diode
• Voltage Rating: 150V
• Peak Pulse Power: 600W
• Package Type: SMB
• Quantity per Package: Varies based on supplier

Detailed Pin Configuration

The SMBJ150CHE3/5B follows the standard pin configuration for SMB package diodes, with two terminals for connection. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Fast Response Time: Rapid reaction to voltage transients ensures minimal impact on the protected circuitry.
• High Surge Capability: Capable of withstanding high surge currents, enhancing system reliability.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Compact surface-mount package
• High surge capability

Disadvantages

• Clamping voltage may not be as low as some alternative models
• Sensitivity to reverse voltage polarity

Working Principles

The SMBJ150CHE3/5B 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 prevents the voltage from reaching levels that could damage sensitive components, thereby preserving the integrity of the connected electronics.

Detailed Application Field Plans

The SMBJ150CHE3/5B finds extensive application in various fields, including: - Telecommunications: Protects communication equipment from lightning-induced surges and ESD events. - Automotive Electronics: Safeguards vehicle electronics from voltage transients caused by load dump and other electrical disturbances. - Industrial Control Systems: Provides robust protection for control circuitry in industrial environments where voltage fluctuations are common.

Detailed and Complete Alternative Models

• SMBJ150A: Similar specifications with slightly lower clamping voltage
• SMBJ150CA: Higher surge capability with comparable clamping voltage
• SMBJ150KE3/5B: Enhanced ESD protection with similar voltage rating

In conclusion, the SMBJ150CHE3/5B transient voltage suppressor diode offers reliable protection against transient voltage events, making it an essential component in numerous electronic applications.

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