MSMBJ85CAE3 Product Overview

Introduction

The MSMBJ85CAE3 belongs to the category of transient voltage suppressor diodes (TVS diodes) and is commonly used for protecting sensitive electronic components from voltage spikes and transients. This entry provides a comprehensive overview of the MSMBJ85CAE3, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Transient Voltage Suppressor Diodes (TVS Diodes)
• Use: Protection against voltage spikes and transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: SMA (DO-214AC) package
• Essence: Safeguarding sensitive electronic components
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

• Part Number: MSMBJ85CAE3
• Peak Pulse Power: 600W
• Standoff Voltage: 85V
• Breakdown Voltage: 94.4V to 105V
• Operating Temperature Range: -55°C to +150°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The MSMBJ85CAE3 TVS diode has a standard SMA (DO-214AC) package with two pins: 1. Cathode (K): Connected to the ground or reference voltage 2. Anode (A): Connected to the protected circuit node

Functional Features

• Transient Voltage Suppression: Rapidly clamps transient voltages to safe levels
• Low Clamping Voltage: Provides effective protection without causing damage to the protected circuit
• Fast Response Time: Reacts quickly to transient events, minimizing the risk of component damage
• High Surge Current Capability: Can handle large surge currents without degradation

Advantages and Disadvantages

Advantages

• Effective protection against voltage spikes and transients
• Compact form factor
• RoHS compliant
• Wide operating temperature range

Disadvantages

• Limited to specific voltage ratings
• Requires proper installation for optimal performance

Working Principles

The MSMBJ85CAE3 operates based on the principle of avalanche breakdown. When a transient voltage exceeds the standoff voltage, the diode rapidly conducts, diverting the excess energy away from the protected circuit. This action effectively limits the voltage across the protected components.

Detailed Application Field Plans

The MSMBJ85CAE3 is widely used in various applications, including: - Telecommunications: Protecting communication equipment from lightning-induced surges - Automotive Electronics: Safeguarding sensitive automotive electronics from voltage transients - Industrial Control Systems: Ensuring reliable operation of industrial control and automation systems - Consumer Electronics: Protecting sensitive electronic devices from power surges

Detailed and Complete Alternative Models

Several alternative models to the MSMBJ85CAE3 TVS diode include: - P6KE82CA: Similar specifications and package type - 1.5KE100CA: Higher peak pulse power rating - SMF5.0A: Lower standoff voltage for different application requirements

In conclusion, the MSMBJ85CAE3 TVS diode offers effective transient voltage suppression for a wide range of electronic applications. Its compact design, fast response time, and high surge current capability make it a reliable choice for protecting sensitive components from voltage spikes and transients.

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