SMAJ90E3/TR13

Product Overview

Category:

SMAJ90E3/TR13 belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use:

It is used for surge protection in electronic circuits, particularly in applications where protection against transient voltage spikes is crucial.

Characteristics:

• Fast response time
• Low clamping voltage
• High surge current capability

Package:

The SMAJ90E3/TR13 is typically available in a DO-214AC (SMA) package.

Essence:

The essence of SMAJ90E3/TR13 lies in its ability to quickly divert excess voltage away from sensitive components, thereby protecting them from damage.

Packaging/Quantity:

These diodes are commonly packaged in reels or tubes, with quantities varying based on manufacturer and distributor specifications.

Specifications

• Standoff Voltage: 90V
• Breakdown Voltage: 100V
• Peak Pulse Power: 400W
• Operating Temperature Range: -55°C to 150°C
• RoHS Compliant: Yes

Detailed Pin Configuration

The SMAJ90E3/TR13 diode has two pins, anode, and cathode. 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
• Bidirectional clamping capability
• Low leakage current

Advantages and Disadvantages

Advantages

• Rapid response to voltage transients
• High surge current handling capability
• Compact size for easy integration into circuit designs

Disadvantages

• Limited power dissipation capability
• May require additional circuitry for comprehensive surge protection in high-power applications

Working Principles

When a transient voltage spike occurs, the SMAJ90E3/TR13 diode rapidly conducts, diverting the excess energy away from the protected circuit. This action helps to limit the voltage across the circuit, preventing damage to sensitive components.

Detailed Application Field Plans

Telecommunications

In telecommunications equipment, SMAJ90E3/TR13 diodes can be used to protect sensitive communication interfaces from voltage surges induced by lightning strikes or power line disturbances.

Automotive Electronics

These diodes find application in automotive electronics to safeguard control units, sensors, and other electronic components from voltage transients caused by load dumps, ESD, or other electrical disturbances.

Industrial Control Systems

In industrial settings, SMAJ90E3/TR13 diodes are employed to protect PLCs, motor drives, and other critical control systems from voltage spikes generated by inductive loads or switching events.

Detailed and Complete Alternative Models

• P6KE90CA
• 1.5KE90A
• SMBJ90A

In conclusion, SMAJ90E3/TR13 TVS diodes offer effective surge protection for a wide range of electronic applications, providing fast response times and bidirectional clamping capabilities. While they have limitations in power dissipation, their compact size and high surge current handling make them valuable components in safeguarding sensitive electronics from transient voltage events.

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