Littelfuse Inc.
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
3KP85C-B
Zobrazit detail DataSheets

3KP85C-B Product Overview

Introduction

The 3KP85C-B is a high-power transient voltage suppressor (TVS) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This entry provides a comprehensive overview of the 3KP85C-B, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Transient Voltage Suppressor Diode
  • Use: Protection against voltage transients induced by lightning and other transient voltage events
  • Characteristics: High power handling capability, fast response time, low clamping voltage
  • Package: DO-201AD (DO-27)
  • Essence: TVS diode for surge protection
  • Packaging/Quantity: Available in reels or bulk packaging, quantity varies based on supplier

Specifications

  • Peak Pulse Power: 3000W
  • Standoff Voltage: 85V
  • Breakdown Voltage: 94.4V to 105V
  • Maximum Clamping Voltage: 137V at 77.5A
  • Operating Temperature Range: -55°C to +175°C
  • Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The 3KP85C-B TVS diode typically features a standard axial leaded package with two leads. The anode lead is typically longer than the cathode lead, allowing for easy identification and installation.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltage events to safe levels
  • Fast Response Time: Rapid reaction to transient voltage spikes
  • High Power Handling Capability: Suitable for applications requiring robust surge protection

Advantages and Disadvantages

Advantages

  • High peak pulse power handling capability
  • Fast response time for effective transient voltage suppression
  • Low clamping voltage ensures protection of sensitive electronics

Disadvantages

  • Higher cost compared to lower power TVS diodes
  • Larger physical size due to higher power handling capability

Working Principles

The 3KP85C-B operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the TVS diode rapidly conducts, diverting excess current away from the protected circuit and limiting the voltage across it.

Detailed Application Field Plans

The 3KP85C-B is widely used in various applications requiring robust surge protection, including: - Power supply units - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • 3KP6.8CA: Standoff Voltage: 6.8V, Peak Pulse Power: 3000W
  • 3KP13CA: Standoff Voltage: 13V, Peak Pulse Power: 3000W
  • 3KP30CA: Standoff Voltage: 30V, Peak Pulse Power: 3000W
  • 3KP150CA: Standoff Voltage: 150V, Peak Pulse Power: 3000W

In summary, the 3KP85C-B transient voltage suppressor diode offers high-power surge protection with fast response times, making it suitable for a wide range of applications where robust transient voltage suppression is essential.

Word Count: 478

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 3KP85C-B v technických řešeních

Sure, here are 10 common questions and answers related to the application of 3KP85C-B in technical solutions:

  1. What is the maximum voltage rating of 3KP85C-B?

    • The maximum voltage rating of 3KP85C-B is 85 volts.

  2. What is the peak pulse power dissipation of 3KP85C-B?

    • The peak pulse power dissipation of 3KP85C-B is 3000 watts for a 10/1000μs waveform.

  3. What are the typical applications of 3KP85C-B?

    • 3KP85C-B is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial controls, and automotive systems.

  4. What is the breakdown voltage of 3KP85C-B?

    • The breakdown voltage of 3KP85C-B is typically between 94.4V and 104V.

  5. What is the clamping voltage of 3KP85C-B?

    • The clamping voltage of 3KP85C-B is 137V at 50A.

  6. What is the operating temperature range of 3KP85C-B?

    • The operating temperature range of 3KP85C-B is -55°C to +175°C.

  7. Is 3KP85C-B RoHS compliant?

    • Yes, 3KP85C-B is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. Can 3KP85C-B be used for ESD protection?

    • Yes, 3KP85C-B can be used for electrostatic discharge (ESD) protection in various electronic circuits.

  9. What is the response time of 3KP85C-B?

    • The response time of 3KP85C-B is less than 1.0 nanosecond.

  10. Does 3KP85C-B require a heat sink for proper operation?

    • It is recommended to use a suitable heat sink when designing with 3KP85C-B to ensure proper thermal management and performance.

I hope these answers provide the information you were looking for! If you have any more questions, feel free to ask.