SMBJ90A

The SMBJ90A is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. It provides robust and reliable protection for a wide range of applications, including telecommunications, industrial equipment, and automotive electronics.

Pinout

(Note: The SMBJ90A is a surface-mount diode and does not have traditional pinout configurations.)

Circuit Diagram

Include a circuit diagram illustrating the connections and usage of the SMBJ90A transient voltage suppressor for a visual representation.

Key Features

• Transient Voltage Suppression: The SMBJ90A effectively suppresses transient voltages to safeguard electronic circuits and components.
• Low Clamping Voltage: It offers a low clamping voltage, ensuring minimal stress on the protected circuits during transient events.
• Fast Response Time: With a fast response to transient events, the SMBJ90A provides immediate protection against voltage spikes.
• High Power Dissipation: This diode is capable of dissipating high transient power, enhancing the overall robustness of the protected systems.
• Compact SMD Package: Housed in a surface-mount package, the SMBJ90A is space-saving and suitable for modern electronic designs.

Note: For detailed electrical characteristics and performance specifications, refer to the SMBJ90A datasheet.

Application

• Telecommunications: Ideal for protecting sensitive telecommunications equipment from voltage surges and lightning-induced transients.
• Industrial Equipment: Used in industrial control systems and automation equipment to ensure reliable operation in transient-prone environments.
• Automotive Electronics: Protects automotive electronic systems from voltage spikes and ESD events, contributing to overall system reliability.

Functionality

The SMBJ90A transient voltage suppressor diode effectively clamps transient voltages and provides reliable protection for various electronic applications, ensuring the integrity of sensitive components.

Usage Guide

• Mounting: Solder the SMBJ90A to the PCB using proper SMD soldering techniques.
• Polarity: Observe the correct polarity during installation to ensure the diode functions as intended.
• Placement: Position the diode in close proximity to the protected circuitry to minimize lead inductance and maximize protection efficiency.

Frequently Asked Questions

Q: What is the maximum clamping voltage of the SMBJ90A?
A: The SMBJ90A has a maximum clamping voltage of 146V at a peak pulse current of 10A.

Q: Can the SMBJ90A be used for outdoor applications?
A: Yes, the SMBJ90A is suitable for outdoor applications and can provide protection against lightning-induced transients and other outdoor voltage events.