P4KE170

Product Overview

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

Characteristics

Package: DO-41
Essence: Silicon TVS Diode
Packaging/Quantity: Available in reels or bulk packaging, quantity varies by manufacturer.

Specifications

Peak Pulse Power: 400W
Breakdown Voltage: 170V
Operating Voltage: 144V
Clamping Voltage: 243V
Peak Pulse Current: 9.2A
Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The P4KE170 TVS diode has a simple two-pin configuration with anode and cathode terminals.

Functional Features

Fast response time
Low clamping voltage
High surge current capability
RoHS compliant

Advantages and Disadvantages

Advantages

Effective protection against voltage transients
Fast reaction time
Wide operating temperature range

Disadvantages

Limited peak pulse power handling capability
Requires careful consideration of mounting and layout for optimal performance

Working Principles

When a transient voltage surge occurs, the P4KE170 TVS diode conducts heavily, diverting the excess current away from the protected circuit. This action clamps the voltage to a safe level, protecting the downstream components.

Detailed Application Field Plans

The P4KE170 is widely used in various applications including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to P4KE170 include: - P4KE150 - P4KE180 - P6KE170 - 1.5KE170A

In conclusion, the P4KE170 transient voltage suppressor diode provides effective protection against voltage transients in a wide range of applications, offering fast response times and low clamping voltages. While it has limitations in peak pulse power handling, careful design considerations can maximize its effectiveness in protecting sensitive electronic components.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací P4KE170 v technických řešeních

What is P4KE170?
- P4KE170 is a type of transient voltage suppressor diode, commonly used to protect electronic circuits from voltage spikes and transients.
What is the maximum voltage rating for P4KE170?
- The maximum voltage rating for P4KE170 is 170 volts.
What is the peak pulse power handling capability of P4KE170?
- P4KE170 has a peak pulse power handling capability of typically 400 watts.
How does P4KE170 protect electronic circuits?
- P4KE170 clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.
In what applications is P4KE170 commonly used?
- P4KE170 is commonly used in power supplies, telecommunications equipment, automotive electronics, and industrial control systems.
What is the response time of P4KE170 to voltage transients?
- The response time of P4KE170 is very fast, typically in the nanosecond range.
Can P4KE170 be used for overvoltage protection in DC power lines?
- Yes, P4KE170 is suitable for overvoltage protection in DC power lines due to its fast response and high surge handling capability.
What are the temperature specifications for P4KE170?
- P4KE170 typically operates within a temperature range of -55°C to +175°C.
Is P4KE170 RoHS compliant?
- Yes, P4KE170 is RoHS compliant, making it suitable for use in environmentally conscious designs.
Are there any recommended layout considerations when using P4KE170 in a circuit?
- It is recommended to keep the traces short between the P4KE170 and the protected circuit, and to provide a low-inductance path for the transient current to ensure effective protection.