SMDJ90C - Encyclopedia Entry

Product Overview

The SMDJ90C belongs to the category of TVS (Transient Voltage Suppressor) diodes. These diodes are designed to protect sensitive electronics from voltage spikes and transient surges. The SMDJ90C is commonly used in various electronic circuits and systems to safeguard against overvoltage events.

Basic Information

• Category: TVS Diode
• Use: Protection against voltage spikes and transient surges
• Characteristics: Fast response time, high surge capability, low clamping voltage
• Package: SMD (Surface Mount Device)
• Essence: Protecting sensitive electronics from voltage transients
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Voltage Rating: 90V
• Peak Pulse Power: 3,000W
• Breakdown Voltage: 100V
• Operating Temperature Range: -55°C to 150°C
• Package Type: DO-214AB (SMC)

Detailed Pin Configuration

The SMDJ90C typically features a two-pin configuration with anode and cathode connections. The pinout is as follows: - Anode (A) - Pin 1 - Cathode (K) - Pin 2

Functional Features

• Rapid response to transient voltage events
• High surge current capability
• Low clamping voltage to minimize stress on protected components
• Compact surface mount design for easy integration into circuit boards

Advantages and Disadvantages

Advantages

• Effective protection against voltage spikes
• Fast response time
• Compact and space-saving SMD package
• Suitable for automated assembly processes

Disadvantages

• Limited maximum clamping voltage
• May require additional circuitry for comprehensive surge protection in some applications

Working Principles

When a transient voltage surge occurs, the SMDJ90C rapidly conducts excess current away from the protected circuit, limiting the voltage across the load. This action helps prevent damage to sensitive components by diverting the surge energy away from the system.

Detailed Application Field Plans

The SMDJ90C is widely used in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• Alternative Model 1: SMDJ85C (85V rating)
• Alternative Model 2: SMDJ100C (100V rating)
• Alternative Model 3: SMDJ110C (110V rating)
• Alternative Model 4: SMDJ120C (120V rating)

In conclusion, the SMDJ90C TVS diode offers effective protection against voltage transients and finds widespread use in diverse electronic systems and circuits.

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