SMBJ28CA-TR

Product Overview

The SMBJ28CA-TR belongs to the category of transient voltage suppressor (TVS) diodes. These diodes are widely used for protecting sensitive electronics from voltage spikes and surges. The SMBJ28CA-TR is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically available in a surface mount package and is designed to be used across various electronic devices and systems.

Basic Information

• Category: Transient Voltage Suppressor (TVS) Diode
• Use: Protection against voltage spikes and surges
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: Surface mount
• Essence: Protecting sensitive electronics
• Packaging/Quantity: Typically available in reels or tubes with varying quantities

Specifications

• Part Number: SMBJ28CA-TR
• Voltage - Reverse Standoff (Typ): 28V
• Voltage - Breakdown (Min): 31.1V
• Voltage - Clamping (Max) @ Ipp: 45.4V
• Current - Peak Pulse (10/1000µs): 21.2A
• Power - Peak Pulse: 600W
• Type: Zener

Detailed Pin Configuration

The SMBJ28CA-TR typically features a standard SMC (DO-214AB) package with two pins. The pin configuration includes the anode and cathode terminals, which are essential for proper installation and connection within electronic circuits.

Functional Features

• Transient Voltage Suppression: Effectively suppresses voltage transients and protects downstream components.
• Fast Response Time: Rapidly responds to voltage spikes, minimizing the risk of damage to sensitive electronics.
• High Surge Capability: Capable of withstanding high surge currents, ensuring reliable protection.

Advantages and Disadvantages

Advantages

• Effective protection against voltage spikes and surges
• Fast response time
• High surge capability

Disadvantages

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

Working Principles

The SMBJ28CA-TR operates based on the principle of avalanche breakdown. When a voltage spike occurs, the diode rapidly conducts, diverting excess current away from the protected circuit. This action effectively limits the voltage across the circuit, safeguarding it from potential damage.

Detailed Application Field Plans

The SMBJ28CA-TR finds extensive application in various fields, including: - Telecommunications: Protecting communication equipment from lightning-induced surges. - Automotive Electronics: Safeguarding vehicle electronics from voltage transients. - Industrial Control Systems: Ensuring the reliability of control systems in industrial environments. - Consumer Electronics: Protecting sensitive electronic devices such as smartphones, tablets, and laptops from power surges.

Detailed and Complete Alternative Models

Some alternative models to the SMBJ28CA-TR include: - P6KE27CA: Similar TVS diode with a slightly lower voltage rating. - 1.5KE33CA: Higher power TVS diode suitable for applications requiring greater surge protection. - SMAJ28CA: Surface mount TVS diode with comparable characteristics to the SMBJ28CA-TR.

In conclusion, the SMBJ28CA-TR transient voltage suppressor diode offers effective protection against voltage spikes and surges, making it an essential component in various electronic systems and devices.

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