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B72214S0421K551
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B72214S0421K551

Product Overview

Category

The B72214S0421K551 belongs to the category of ceramic transient voltage suppressors (TVS).

Use

It is used for overvoltage protection in electronic circuits, providing a high level of protection against voltage transients.

Characteristics

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

Package

The B72214S0421K551 is available in a surface mount SMD package.

Essence

The essence of the B72214S0421K551 lies in its ability to protect sensitive electronic components from voltage spikes and surges.

Packaging/Quantity

The B72214S0421K551 is typically packaged in reels and is available in quantities suitable for both prototyping and production.

Specifications

  • Peak pulse power: 1500 W
  • Stand-off voltage: 36 V
  • Breakdown voltage: 42 V
  • Maximum clamping voltage: 58.1 V
  • Operating temperature range: -55°C to +175°C

Detailed Pin Configuration

The B72214S0421K551 has a standard SMD pin configuration with two terminals for surface mounting onto PCBs.

Functional Features

  • Bi-directional protection
  • Low leakage current
  • High reliability
  • ESD protection

Advantages and Disadvantages

Advantages

  • Fast response to transient events
  • High surge current capability
  • Wide operating temperature range

Disadvantages

  • Limited stand-off voltage compared to some other TVS devices
  • Sensitive to reverse bias conditions

Working Principles

The B72214S0421K551 operates by diverting excessive current away from sensitive components when an overvoltage event occurs. It does this by rapidly switching into a low impedance state, effectively shunting the excess energy to ground.

Detailed Application Field Plans

The B72214S0421K551 is commonly used in various applications including: - Consumer electronics - Telecommunications equipment - Industrial control systems - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

Some alternative models to the B72214S0421K551 include: - Bourns CDSOT23-SM712 - Littelfuse SMAJ36A - Vishay SMBJ36A

In conclusion, the B72214S0421K551 is a reliable and efficient TVS device that provides essential overvoltage protection for a wide range of electronic applications.

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Καταγράψτε 10 συνήθεις ερωτήσεις και απαντήσεις που σχετίζονται με την εφαρμογή του B72214S0421K551 σε τεχνικές λύσεις

  1. What is the B72214S0421K551 component used for in technical solutions?

    • The B72214S0421K551 is a metal oxide varistor (MOV) that is commonly used for overvoltage protection in electronic circuits.

  2. What are the key specifications of the B72214S0421K551?

    • The B72214S0421K551 has a maximum AC voltage of 275V, a maximum DC voltage of 350V, and a peak current of 6500A.

  3. How does the B72214S0421K551 protect electronic circuits from overvoltage?

    • When an overvoltage occurs, the B72214S0421K551 conducts current to divert the excess energy away from the sensitive components, thereby protecting them from damage.

  4. What are the typical applications of the B72214S0421K551 in technical solutions?

    • The B72214S0421K551 is commonly used in power supplies, industrial equipment, consumer electronics, and telecommunications devices to safeguard against voltage surges.

  5. Can the B72214S0421K551 be used in both AC and DC circuits?

    • Yes, the B72214S0421K551 is suitable for use in both AC and DC circuits due to its bidirectional clamping capability.

  6. What is the operating temperature range of the B72214S0421K551?

    • The B72214S0421K551 can operate within a temperature range of -40°C to 85°C, making it suitable for various environmental conditions.

  7. Is the B72214S0421K551 RoHS compliant?

    • Yes, the B72214S0421K551 is compliant with the Restriction of Hazardous Substances (RoHS) directive, ensuring its environmental safety.

  8. What are the recommended soldering and mounting techniques for the B72214S0421K551?

    • The B72214S0421K551 can be soldered using reflow or wave soldering methods, and it is designed for surface mounting on printed circuit boards.

  9. Does the B72214S0421K551 require any additional protective measures in high-voltage applications?

    • In high-voltage applications, it is advisable to incorporate additional fusing or current-limiting devices in conjunction with the B72214S0421K551 for enhanced protection.

  10. Are there any potential failure modes or degradation mechanisms associated with the B72214S0421K551 over time?

    • Over time, the B72214S0421K551 may experience degradation due to repeated exposure to transient overvoltages, so periodic testing and replacement may be necessary to ensure continued reliability.