SMAJ40CA-QH

Product Overview

Category: Electronic Component
Use: Voltage Suppression
Characteristics: Transient Voltage Suppressor Diode
Package: DO-214AC (SMA)
Essence: Protects sensitive electronic devices from voltage spikes
Packaging/Quantity: Tape & Reel, 3000 units

Specifications

Voltage - Reverse Standoff (Typ): 40V
Voltage - Breakdown (Min): 44.4V
Voltage - Clamping (Max) @ Ipp: 64.5V
Current - Peak Pulse (10/1000µs): 11.3A
Power - Peak Pulse: 400W
Type: Zener
Unidirectional: Yes

Detailed Pin Configuration

The SMAJ40CA-QH has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

Provides protection against transient voltage events
Fast response time
Low clamping voltage
High surge capability

Advantages and Disadvantages

Advantages: - Effective protection of sensitive electronic components - Fast response time - Compact size

Disadvantages: - Limited power dissipation capability - Unidirectional protection only

Working Principles

The SMAJ40CA-QH operates by diverting excess current away from sensitive electronic components when a transient voltage event occurs. It acts as a voltage clamp, limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMAJ40CA-QH is commonly used in various electronic applications, including: - Power supplies - Communication systems - Industrial equipment - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMAJ40CA-QH include: - P6SMBJ40CA - 1.5SMCJ40CA - SMBJ40CA

In conclusion, the SMAJ40CA-QH is a reliable transient voltage suppressor diode that provides effective protection for sensitive electronic devices in various applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMAJ40CA-QH v technických řešeních

What is the SMAJ40CA-QH diode used for?
- The SMAJ40CA-QH diode is commonly used for transient voltage suppression in electronic circuits to protect sensitive components from voltage spikes.
What is the maximum voltage rating of the SMAJ40CA-QH diode?
- The SMAJ40CA-QH diode has a maximum voltage rating of 40 volts.
What is the peak pulse power handling capability of the SMAJ40CA-QH diode?
- The SMAJ40CA-QH diode can handle peak pulse power up to a specified level, typically around 400 watts.
How does the SMAJ40CA-QH diode provide transient voltage suppression?
- The SMAJ40CA-QH diode conducts when the voltage across it exceeds its breakdown voltage, shunting excess current away from sensitive components.
What are the typical applications of the SMAJ40CA-QH diode?
- The SMAJ40CA-QH diode is commonly used in power supplies, communication equipment, and automotive electronics to protect against voltage transients.
What is the response time of the SMAJ40CA-QH diode?
- The response time of the SMAJ40CA-QH diode is very fast, typically in the nanosecond range, providing rapid protection against voltage spikes.
Does the SMAJ40CA-QH diode require any external components for proper operation?
- In most cases, the SMAJ40CA-QH diode can be used standalone, but additional circuitry such as resistors or capacitors may be added for specific applications.
What is the temperature range for the SMAJ40CA-QH diode?
- The SMAJ40CA-QH diode is designed to operate within a specified temperature range, typically from -55°C to 150°C.
Can multiple SMAJ40CA-QH diodes be connected in parallel for higher current handling?
- Yes, multiple SMAJ40CA-QH diodes can be connected in parallel to increase the overall current handling capability.
Are there any precautions to consider when using the SMAJ40CA-QH diode in a circuit?
- It's important to ensure proper PCB layout, adequate thermal management, and compliance with manufacturer's guidelines to maximize the effectiveness of the SMAJ40CA-QH diode in a circuit.