MSMBJ90CAE3 Product Overview

Introduction

The MSMBJ90CAE3 belongs to the category of transient voltage suppressor diodes (TVS diodes) and is designed for use in electronic circuits to protect sensitive components from voltage spikes and transients. This entry provides a comprehensive overview of the MSMBJ90CAE3, 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 Diode
• Use: Protection against voltage spikes and transients in electronic circuits
• Characteristics: Fast response time, low clamping voltage, high surge current capability
• Package: SOD-123FL
• Essence: Provides robust protection for sensitive electronic components
• Packaging/Quantity: Available in reels or bulk packaging, quantity varies by supplier

Specifications

• Voltage - Reverse Standoff (Typ): 90V
• Voltage - Breakdown (Min): 100V
• Clamping Voltage (Max) @ Ipp: 146V
• Peak Pulse Current: 5A
• Capacitance @ Frequency: 150pF @ 1MHz
• Operating Temperature: -55°C to 150°C
• Mounting Type: Surface Mount
• Package / Case: SOD-123FL

Detailed Pin Configuration

The MSMBJ90CAE3 TVS diode typically has three pins: anode, cathode, and ground. The pinout configuration is as follows: - Anode (A) - Pin 1 - Cathode (K) - Pin 2 - Ground (GND) - Pin 3

Functional Features

• Transient Voltage Suppression: Rapidly clamps transient voltages to safe levels
• Low Clamping Voltage: Provides effective protection without introducing excessive voltage drop
• Fast Response Time: Reacts quickly to transient events, minimizing potential damage to downstream components
• High Surge Current Capability: Can handle short-duration high-current surges without degradation

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Low clamping voltage preserves protected components
• Compact surface-mount package
• Wide operating temperature range

Disadvantages

• Limited peak pulse current compared to some higher-power TVS diodes
• May require additional circuitry for handling sustained overvoltage conditions

Working Principles

The MSMBJ90CAE3 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 limits the voltage across the protected components, preventing damage.

Detailed Application Field Plans

The MSMBJ90CAE3 is suitable for a wide range of applications, including: - Consumer Electronics: Protection of USB ports, audio/video inputs, and power supply lines - Industrial Control Systems: Safeguarding PLC inputs, sensor interfaces, and communication lines - Automotive Electronics: Protection of CAN bus lines, infotainment systems, and onboard sensors - Telecommunications: Shielding of data lines, Ethernet interfaces, and telecom equipment

Detailed and Complete Alternative Models

• Alternative Model 1: SMBJ90CA

  • Category: Transient Voltage Suppressor Diode
  • Voltage - Reverse Standoff (Typ): 90V
  • Package / Case: DO-214AA (SMB)

• Alternative Model 2: P6SMBJ90CA

  • Category: Transient Voltage Suppressor Diode
  • Voltage - Reverse Standoff (Typ): 90V
  • Package / Case: DO-214AA (SMB)

In conclusion, the MSMBJ90CAE3 transient voltage suppressor diode offers robust protection against voltage spikes and transients in electronic circuits. Its fast response time, low clamping voltage, and high surge current capability make it a versatile choice for various applications.

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