P4KE440C-B Encyclopedia Entry

Introduction

The P4KE440C-B is a crucial component in the field of electronic devices, offering essential protection against voltage transients. This entry will provide an in-depth overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The P4KE440C-B belongs to the category of transient voltage suppressor (TVS) diodes. Its primary use is to protect sensitive electronic components from voltage spikes and transients, thereby ensuring the reliability and longevity of electronic circuits.

Characteristics

• Voltage Suppression: The P4KE440C-B is designed to suppress voltage transients by diverting excessive current away from sensitive components.
• Fast Response Time: It offers a rapid response to transient events, safeguarding connected devices from potential damage.
• High Power Dissipation: Capable of dissipating high levels of power during transient events, enhancing the overall protection level.

Package and Quantity

The P4KE440C-B is typically available in a compact, surface-mount package, making it suitable for integration into various electronic designs. It is commonly supplied in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

• Peak Pulse Power: [Insert value] W
• Breakdown Voltage: [Insert value] V
• Clamping Voltage: [Insert value] V
• Operating Temperature Range: -55°C to +175°C
• Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The P4KE440C-B features a standard TVS diode pin configuration, with clear labeling for easy integration into circuit layouts. Please refer to the manufacturer's datasheet for specific pinout details.

Functional Features

• Transient Protection: Effectively clamps transient voltages to safe levels, protecting downstream components.
• Low Clamping Voltage: Ensures minimal impact on the protected circuit during transient events.
• Robust Construction: Designed to withstand multiple transient events without degradation.

Advantages and Disadvantages

Advantages

• Reliable transient voltage protection
• Fast response time
• Compact form factor for easy integration

Disadvantages

• Limited peak pulse power handling compared to higher-rated TVS diodes
• May require parallel or series connection for higher power applications

Working Principles

The P4KE440C-B operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when exposed to transient voltage events. By diverting this energy away from sensitive components, it safeguards the integrity of the circuit.

Detailed Application Field Plans

The P4KE440C-B finds extensive application in various electronic systems, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

For applications requiring different specifications or performance characteristics, alternative TVS diode models include: - P6KE440C-B - 1.5KE440C-B - SMAJ440C-B - SMCJ440C-B

In conclusion, the P4KE440C-B plays a vital role in protecting electronic circuits from voltage transients, offering reliable performance and fast response times. Its compact design and robust characteristics make it a valuable component across diverse electronic applications.

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