P4KE400CAHR0G Encyclopedia Entry

Product Overview

Use

These diodes are used to protect sensitive electronic components from voltage spikes and transients.

Characteristics

Package: DO-41
Essence: Transient voltage suppression
Packaging/Quantity: Available in tape and reel packaging, with quantities varying based on supplier.

Specifications

Peak Pulse Power Dissipation: 400W
Breakdown Voltage: 356V to 394V
Operating Temperature Range: -55°C to +175°C
Reverse Standoff Voltage: 320V
Maximum Clamping Voltage: 519V
Forward Voltage @ 10A: 3.5V

Detailed Pin Configuration

The P4KE400CAHR0G diode has a standard DO-41 package with two leads. The anode is connected to one lead, while the cathode is connected to the other lead.

Functional Features

Fast response time
Low clamping voltage
High surge capability
RoHS compliant

Advantages and Disadvantages

Advantages

Effective protection against voltage transients
Wide operating temperature range
RoHS compliance for environmental friendliness

Disadvantages

Relatively high forward voltage compared to some alternative models
Limited breakdown voltage options within the P4KE series

Working Principles

When a voltage transient occurs, the P4KE400CAHR0G diode conducts and clamps the transient voltage to a safe level, protecting downstream electronics.

Detailed Application Field Plans

The P4KE400CAHR0G diode is commonly used in: - Power supplies - Automotive electronics - Industrial equipment - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models to the P4KE400CAHR0G include: - P4KE6.8CAHR0G - P4KE10CAHR0G - P4KE18CAHR0G - P4KE30CAHR0G

In conclusion, the P4KE400CAHR0G transient voltage suppressor diode offers effective protection against voltage transients in various electronic applications, despite its limitations in terms of forward voltage and breakdown voltage options.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P4KE400CAHR0G v technických řešeních

What is P4KE400CAHR0G?
- P4KE400CAHR0G is a type of transient voltage suppressor diode designed to protect electronic circuits from voltage spikes and transients.
What are the key features of P4KE400CAHR0G?
- P4KE400CAHR0G features a peak power dissipation of 400W, low clamping voltage, and fast response time.
How does P4KE400CAHR0G protect electronic circuits?
- P4KE400CAHR0G diverts excessive voltage away from sensitive components by providing a low-impedance path to ground during transient events.
In what applications is P4KE400CAHR0G commonly used?
- P4KE400CAHR0G is often used in power supplies, automotive electronics, industrial equipment, and telecommunications systems to safeguard against voltage surges.
What is the maximum operating temperature for P4KE400CAHR0G?
- The maximum operating temperature for P4KE400CAHR0G is typically around 175°C.
How should P4KE400CAHR0G be mounted in a circuit?
- P4KE400CAHR0G should be mounted close to the protected components and connected with short traces to minimize inductance.
What is the typical response time of P4KE400CAHR0G?
- P4KE400CAHR0G has a fast response time, typically in the nanosecond range, to quickly clamp transient voltages.
Can P4KE400CAHR0G be used in high-frequency applications?
- Yes, P4KE400CAHR0G can be used in high-frequency applications due to its low capacitance and fast response characteristics.
What are the potential failure modes of P4KE400CAHR0G?
- P4KE400CAHR0G may fail due to prolonged exposure to overvoltage conditions or excessive current, leading to degradation or catastrophic failure.
Are there any recommended layout considerations when using P4KE400CAHR0G?
- It is important to minimize lead lengths, use proper grounding techniques, and ensure adequate thermal management for optimal performance of P4KE400CAHR0G in a circuit.