SMBJ12A-QH

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: Fast response, low clamping voltage
Package: SMB
Essence: Transient Voltage Suppressor (TVS)
Packaging/Quantity: Tape & Reel, 3000 units

Specifications

Peak Pulse Power: 600W
Breakdown Voltage: 12V
Clamping Voltage: 19.9V
Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMBJ12A-QH has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

Fast response time
Low clamping voltage
High surge capability
RoHS compliant

Advantages and Disadvantages

Advantages: - Provides reliable overvoltage protection - Fast reaction to transient voltage spikes

Disadvantages: - Limited power dissipation capability - May require additional circuitry for comprehensive protection

Working Principles

The SMBJ12A-QH operates by diverting excess voltage away from sensitive components when a transient voltage spike occurs. It rapidly clamps the voltage to a safe level, protecting downstream electronics.

Detailed Application Field Plans

Telecommunications: Protects communication equipment from lightning-induced surges.
Automotive Electronics: Safeguards vehicle electronics from voltage transients.
Industrial Control Systems: Shields control systems from power surges and ESD events.

Detailed and Complete Alternative Models

SMBJ5.0A: Breakdown Voltage: 5V, Clamping Voltage: 9.2V
SMBJ24A: Breakdown Voltage: 24V, Clamping Voltage: 38.9V
SMBJ48A: Breakdown Voltage: 48V, Clamping Voltage: 77.4V

This completes the entry for SMBJ12A-QH, providing comprehensive information on its category, use, characteristics, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ12A-QH v technických řešeních

What is the SMBJ12A-QH?
- The SMBJ12A-QH is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.
What is the maximum working voltage of the SMBJ12A-QH?
- The maximum working voltage of the SMBJ12A-QH is 12V.
What is the peak pulse power of the SMBJ12A-QH?
- The peak pulse power of the SMBJ12A-QH is 600 watts.
What are the typical applications for the SMBJ12A-QH?
- Typical applications for the SMBJ12A-QH include protection of sensitive electronic circuits in telecommunications equipment, industrial controls, consumer electronics, and automotive systems.
What is the response time of the SMBJ12A-QH?
- The response time of the SMBJ12A-QH is very fast, typically responding within nanoseconds to clamp transient voltages.
What is the operating temperature range of the SMBJ12A-QH?
- The SMBJ12A-QH has an operating temperature range of -55°C to +150°C.
What is the package type of the SMBJ12A-QH?
- The SMBJ12A-QH comes in a compact SMB (DO-214AA) package.
Is the SMBJ12A-QH RoHS compliant?
- Yes, the SMBJ12A-QH is RoHS compliant, making it suitable for use in environmentally conscious designs.
Can the SMBJ12A-QH be used for overvoltage protection in power supply circuits?
- Yes, the SMBJ12A-QH is commonly used for overvoltage protection in power supply circuits to safeguard sensitive components from voltage surges.
What are the key advantages of using the SMBJ12A-QH in technical solutions?
- The SMBJ12A-QH offers low clamping voltage, fast response time, high surge capability, and compact size, making it an effective solution for protecting electronic circuits from transient events.