SMBJ45CAE3/TR13

Product Overview

Category

The SMBJ45CAE3/TR13 belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD).

Characteristics

• Voltage Suppression: Provides protection against voltage spikes and surges.
• Fast Response Time: Rapidly clamps transient voltages to a safe level.
• Low Clamping Voltage: Limits the voltage across the protected device during transient events.
• High Surge Current Capability: Can handle high surge currents without degradation.

Package

The SMBJ45CAE3/TR13 is available in a surface mount DO-214AA (SMB) package.

Essence

The essence of this product lies in its ability to safeguard electronic circuits from voltage surges, ensuring the reliability and longevity of the connected devices.

Packaging/Quantity

The SMBJ45CAE3/TR13 is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

• Standoff Voltage: 45V
• Peak Pulse Power: 600W
• Breakdown Voltage: 50.2V
• Clamping Voltage: 77.4V
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ45CAE3/TR13 features a standard SMB package with two pins for surface mount installation.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Fast Response Time: Quickly responds to voltage transients to prevent damage to sensitive electronics.
• Low Clamping Voltage: Limits the voltage across the protected circuitry, minimizing the risk of damage.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Low clamping voltage
• High surge current capability

Disadvantages

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

Working Principles

The SMBJ45CAE3/TR13 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current away from the protected circuit when a voltage transient occurs. This prevents the voltage from reaching damaging levels and protects the connected electronics.

Detailed Application Field Plans

The SMBJ45CAE3/TR13 is commonly used in various applications, including: - Telecommunications: Protecting communication equipment from lightning-induced surges. - Industrial Control Systems: Safeguarding control circuits from inductive load switching transients. - Consumer Electronics: Providing ESD protection for sensitive electronic devices.

Detailed and Complete Alternative Models

Some alternative models to the SMBJ45CAE3/TR13 include: - SMBJ48A: Offers a higher standoff voltage of 48V. - SMBJ40CA: Provides a lower standoff voltage of 40V. - SMBJ45C: Similar specifications with a different packaging option.

In conclusion, the SMBJ45CAE3/TR13 is a crucial component in protecting electronic circuits from voltage transients, offering fast response times and low clamping voltages to ensure the safety and reliability of connected devices.

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