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B72214S0170K551
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B72214S0170K551

Product Overview

Category

The B72214S0170K551 belongs to the category of electronic components, specifically a varistor.

Use

It is used as a voltage-dependent resistor to protect circuits from excessive transient voltage.

Characteristics

  • High energy absorption capability
  • Fast response time
  • Wide operating temperature range
  • Reliable performance

Package

The B72214S0170K551 is typically available in a disc-shaped package with leads for easy integration into circuit boards.

Essence

The essence of the B72214S0170K551 lies in its ability to limit transient voltage spikes and protect sensitive electronic equipment.

Packaging/Quantity

It is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Maximum Allowable Voltage: 17V
  • Nominal Varistor Voltage: 14V
  • Peak Current (8/20μs): 3000A
  • Energy (10/1000μs): 0.6J
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The B72214S0170K551 has two leads for connection to the circuit. The pin configuration is as follows: 1. Lead 1: Input/Anode 2. Lead 2: Output/Cathode

Functional Features

  • Non-linear voltage-current characteristics
  • Rapid response to voltage transients
  • Low leakage current under normal operating conditions

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Compact size for easy integration
  • Wide operating temperature range

Disadvantages

  • Limited lifespan after multiple surge events
  • Susceptible to thermal runaway if subjected to prolonged overvoltage conditions

Working Principles

The B72214S0170K551 operates based on the principle of Zener breakdown, where its resistance decreases sharply when exposed to high voltage, diverting excess current away from the protected circuit.

Detailed Application Field Plans

The B72214S0170K551 is commonly used in various electronic devices and systems, including: - Power supplies - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the B72214S0170K551 include: - B72214S0210K101 - B72214S0250K101 - B72214S0300K101

In conclusion, the B72214S0170K551 varistor offers reliable transient voltage protection for a wide range of electronic applications, making it an essential component in safeguarding sensitive circuits from damage due to voltage surges.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací B72214S0170K551 v technických řešeních

  1. What is the B72214S0170K551 component used for in technical solutions?

    • The B72214S0170K551 is a varistor, commonly used to protect electronic circuits from overvoltage and transient surges.

  2. What are the key specifications of the B72214S0170K551?

    • The B72214S0170K551 has a voltage rating of 17V, a maximum surge current of 100A, and a capacitance of 470pF.

  3. How does the B72214S0170K551 protect electronic circuits?

    • When an overvoltage or surge occurs, the varistor conducts current and diverts the excess energy away from the sensitive components, thus protecting the circuit.

  4. In what types of applications is the B72214S0170K551 commonly used?

    • The B72214S0170K551 is commonly used in power supplies, telecommunication equipment, industrial electronics, and automotive systems.

  5. What are the temperature and humidity operating ranges for the B72214S0170K551?

    • The B72214S0170K551 has an operating temperature range of -40°C to +85°C and can operate in humidity levels up to 85% at 25°C.

  6. Can the B72214S0170K551 be used in high-frequency applications?

    • Yes, the B72214S0170K551 is suitable for high-frequency applications due to its low capacitance and fast response time.

  7. What are the recommended soldering and reflow profiles for the B72214S0170K551?

    • The recommended soldering temperature is 260°C for 10 seconds, and the recommended reflow profile is per IEC 61760-1.

  8. Does the B72214S0170K551 require any special handling during assembly?

    • The B72214S0170K551 should be handled carefully to avoid mechanical stress, and it should not be subjected to excessive shock or vibration during assembly.

  9. Are there any reliability tests or certifications associated with the B72214S0170K551?

    • The B72214S0170K551 has been tested and certified according to industry standards such as AEC-Q200 for automotive applications and IEC 61000-4-5 for surge immunity.

  10. Where can I find detailed application notes and design guidelines for using the B72214S0170K551 in my technical solution?

    • Detailed application notes and design guidelines for the B72214S0170K551 can be found in the datasheet provided by the manufacturer, as well as in application-specific technical literature and resources.