P4SMA440C

Product Overview

Use

It is used for surge protection in electronic circuits, particularly in applications where protection against transient overvoltage events is required.

Characteristics

Fast response time
Low clamping voltage
High surge current capability

Package

The P4SMA440C is typically available in a DO-214AC (SMA) package.

Essence

The essence of the P4SMA440C lies in its ability to quickly divert excessive voltage away from sensitive components, thereby protecting them from damage.

Packaging/Quantity

The P4SMA440C is commonly packaged in reels or trays and is available in quantities suitable for both prototyping and production purposes.

Specifications

Standoff Voltage: 376V to 414V
Breakdown Voltage: 418V to 462V
Peak Pulse Power: 400W
Maximum Clamping Voltage: 605V
Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The P4SMA440C typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

Transient voltage suppression
Fast response to transient events
Low leakage current

Advantages

Provides effective protection against transient overvoltage events
Fast response time helps in minimizing damage to sensitive components
Compact size for easy integration into circuit designs

Disadvantages

May require additional circuitry for comprehensive surge protection in some applications
Limited to specific voltage ranges

Working Principles

When a transient overvoltage event occurs, the P4SMA440C conducts excess current away from the protected circuit, limiting the voltage across it to a safe level. This rapid response helps prevent damage to the connected components.

Detailed Application Field Plans

The P4SMA440C is widely used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the P4SMA440C include: - P4SMA6.8C - P4SMA7.5C - P4SMA10C - P4SMA15C - P4SMA24C

These alternatives offer similar transient voltage suppression capabilities but with different standoff and breakdown voltages to suit varying application requirements.

This content provides a comprehensive overview of the P4SMA440C, covering its product details, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P4SMA440C v technických řešeních

What is P4SMA440C?
- P4SMA440C is a type of TVS (transient voltage suppressor) diode designed to protect electronic circuits from voltage spikes and transients.
What are the key features of P4SMA440C?
- P4SMA440C features a peak power dissipation of 400W, low clamping voltage, and fast response time.
In what applications can P4SMA440C be used?
- P4SMA440C is commonly used in applications such as power supplies, automotive electronics, industrial equipment, and telecommunications systems.
How does P4SMA440C provide protection to electronic circuits?
- P4SMA440C diverts excessive current away from sensitive components when voltage spikes occur, preventing damage to the circuit.
What is the operating temperature range of P4SMA440C?
- P4SMA440C typically operates within a temperature range of -55°C to 150°C, making it suitable for various environmental conditions.
What are the mounting options for P4SMA440C?
- P4SMA440C can be mounted on printed circuit boards using surface mount technology (SMT).
Are there any precautions to consider when using P4SMA440C?
- It's important to ensure proper PCB layout and follow recommended soldering techniques to maximize the performance of P4SMA440C.
What standards does P4SMA440C comply with?
- P4SMA440C complies with industry standards such as RoHS (Restriction of Hazardous Substances) and may also meet specific automotive or industrial standards.
Can P4SMA440C be used for ESD (electrostatic discharge) protection?
- While P4SMA440C is primarily designed for transient voltage suppression, it can also provide some level of ESD protection for sensitive components.
Where can I find detailed specifications and application notes for P4SMA440C?
- Detailed specifications and application notes for P4SMA440C can be found in the product datasheet provided by the manufacturer or distributor.