P4KE43C Encyclopedia Entry

Product Overview

P4KE43C belongs to the category of transient voltage suppressor diodes. These diodes are used to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. The P4KE43C diode is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically available in a DO-41 package and is sold in quantities of 100 or more.

Specifications

Breakdown Voltage: 43V
Peak Pulse Power Dissipation: 400W
Maximum Clamping Voltage: 77.4V
Operating Temperature Range: -55°C to +175°C
Package: DO-41
Quantity: 100 pieces per pack

Detailed Pin Configuration

The P4KE43C 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 negative side.

Functional Features

High surge capability
Fast response time
Low clamping voltage
RoHS compliant

Advantages and Disadvantages

Advantages

Effective protection against voltage transients
Fast response time ensures minimal damage to sensitive components
RoHS compliant, making it environmentally friendly

Disadvantages

Limited to specific voltage ratings
May require additional circuitry for comprehensive protection

Working Principles

When a transient voltage spike occurs, the P4KE43C diode conducts current to divert the excess energy away from the protected circuit. This action effectively clamps the voltage to a safe level, protecting the downstream components.

Detailed Application Field Plans

The P4KE43C diode finds extensive use in various applications, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

P4KE6.8C
P4KE10C
P4KE18C
P4KE30C

In conclusion, the P4KE43C transient voltage suppressor diode offers effective protection against voltage transients, making it an essential component in numerous electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P4KE43C v technických řešeních

What is P4KE43C?
- P4KE43C is a type of transient voltage suppressor diode used to protect electronic circuits from voltage spikes and transients.
How does P4KE43C work?
- P4KE43C works by diverting excessive voltage away from sensitive components in a circuit, thereby preventing damage due to voltage spikes.
What are the typical applications of P4KE43C?
- P4KE43C is commonly used in power supplies, automotive electronics, industrial equipment, and telecommunications systems to protect against voltage surges.
What is the maximum voltage rating of P4KE43C?
- The maximum voltage rating of P4KE43C is 43 volts.
What is the peak pulse power handling capability of P4KE43C?
- P4KE43C has a peak pulse power handling capability of typically 400 watts.
How do I select the right P4KE43C for my application?
- When selecting P4KE43C for an application, consider the maximum working voltage, peak pulse power, and the specific requirements of the circuit being protected.
Can P4KE43C be used for surge protection in outdoor environments?
- Yes, P4KE43C can be used for surge protection in outdoor environments, but it may require additional protective measures depending on the specific environmental conditions.
Are there any temperature limitations for using P4KE43C?
- P4KE43C typically has a wide operating temperature range, but it's important to check the datasheet for specific temperature limitations.
What are the mounting options for P4KE43C?
- P4KE43C can be mounted on printed circuit boards using through-hole or surface mount techniques, depending on the package type.
Are there any alternatives to P4KE43C for transient voltage suppression?
- Yes, there are alternative transient voltage suppressor diodes with different voltage ratings and characteristics that can be considered based on the specific requirements of the application.