SMBJ45CD-M3/H

Product Overview

The SMBJ45CD-M3/H belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic devices from voltage spikes and transients. The SMBJ45CD-M3/H is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically packaged in a surface mount DO-214AA (SMB) package and is available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

• Peak Pulse Power: 600 Watts
• Breakdown Voltage: 45V
• Clamping Voltage: 77.4V
• Operating Temperature Range: -55°C to +150°C
• Package Type: DO-214AA (SMB)

Detailed Pin Configuration

The SMBJ45CD-M3/H has two pins, anode, and cathode, which are essential for its proper functioning. The anode is connected to the positive side of the circuit, while the cathode is connected to the ground or negative side.

Functional Features

• Transient Voltage Suppression: Effectively suppresses transient voltage spikes to protect downstream components.
• Fast Response Time: Rapidly responds to voltage transients, minimizing the risk of damage to sensitive electronics.
• High Surge Capability: Capable of withstanding high surge currents, enhancing its reliability in demanding applications.

Advantages and Disadvantages

Advantages: - Effective protection against voltage transients - Fast response time - High surge capability

Disadvantages: - Clamping voltage may be relatively high for some applications - Sensitive to reverse polarity connection

Working Principles

The SMBJ45CD-M3/H operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess current away from the protected circuit. This action effectively limits the voltage across the protected load, safeguarding it from potential damage.

Detailed Application Field Plans

The SMBJ45CD-M3/H is widely used in various applications, including: - Telecommunications: Protects communication equipment from lightning-induced surges and other voltage transients. - Industrial Control Systems: Safeguards sensitive control circuitry from power surges and transients. - Automotive Electronics: Provides protection for automotive electronic systems against voltage spikes and ESD events.

Detailed and Complete Alternative Models

• SMBJ5.0A: Breakdown Voltage: 5.0V, Peak Pulse Power: 600 Watts
• SMBJ15CA: Breakdown Voltage: 15V, Peak Pulse Power: 600 Watts
• SMBJ100A: Breakdown Voltage: 100V, Peak Pulse Power: 600 Watts

In conclusion, the SMBJ45CD-M3/H transient voltage suppressor diode offers effective protection against voltage transients, making it an essential component in various electronic systems.

Word count: 398