Diodes Incorporated
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SMBJ20CA-13
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SMBJ20CA-13

Product Overview

Category

The SMBJ20CA-13 belongs to the category of transient voltage suppressor (TVS) diodes.

Use

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

Characteristics

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

Package

The SMBJ20CA-13 is available in a DO-214AA (SMB) package.

Essence

The essence of the SMBJ20CA-13 lies in its ability to provide reliable overvoltage protection for electronic circuits.

Packaging/Quantity

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

Specifications

  • Standoff Voltage: 17.8V
  • Breakdown Voltage: 19.9V
  • Maximum Clamping Voltage: 29V
  • Peak Pulse Current: 30A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ20CA-13 has two pins, anode, and cathode, which are denoted by the A and K markings on the device.

Functional Features

  • Bi-directional TVS diode
  • Low incremental surge resistance
  • High temperature stability
  • ESD protection up to 30kV

Advantages and Disadvantages

Advantages

  • Provides robust protection against voltage transients
  • Fast response time ensures minimal impact on the protected circuit
  • Suitable for high-speed data lines and communication interfaces

Disadvantages

  • May require additional circuitry for comprehensive overvoltage protection
  • Limited to specific voltage ranges

Working Principles

When a voltage transient occurs, the SMBJ20CA-13 conducts the excess current to ground, thereby limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBJ20CA-13 is commonly used in: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

  • SMBJ5.0A: Standoff Voltage: 6.4V, Breakdown Voltage: 7.2V
  • SMBJ10A: Standoff Voltage: 12.8V, Breakdown Voltage: 14.3V
  • SMBJ33A: Standoff Voltage: 36.8V, Breakdown Voltage: 40.9V

In conclusion, the SMBJ20CA-13 is a vital component in safeguarding electronic circuits from voltage transients, offering fast response times and high surge current capabilities. Its application spans various industries, making it an essential part of modern electronic systems.

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Καταγράψτε 10 συνήθεις ερωτήσεις και απαντήσεις που σχετίζονται με την εφαρμογή του SMBJ20CA-13 σε τεχνικές λύσεις

  1. What is the SMBJ20CA-13 used for?

    • The SMBJ20CA-13 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum working voltage of the SMBJ20CA-13?

    • The SMBJ20CA-13 has a maximum working voltage of 20 volts.

  3. What is the peak pulse power of the SMBJ20CA-13?

    • The peak pulse power of the SMBJ20CA-13 is 600 watts.

  4. What are the typical applications of the SMBJ20CA-13?

    • Typical applications of the SMBJ20CA-13 include protection of telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the clamping voltage of the SMBJ20CA-13?

    • The clamping voltage of the SMBJ20CA-13 is 32.4 volts at 10A.

  6. What is the response time of the SMBJ20CA-13?

    • The response time of the SMBJ20CA-13 is very fast, typically less than 1 picosecond.

  7. Is the SMBJ20CA-13 RoHS compliant?

    • Yes, the SMBJ20CA-13 is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  8. Can the SMBJ20CA-13 be used for surge protection in power supply units?

    • Yes, the SMBJ20CA-13 is commonly used for surge protection in power supply units to safeguard against voltage transients.

  9. What is the operating temperature range of the SMBJ20CA-13?

    • The SMBJ20CA-13 has an operating temperature range of -55°C to +150°C, making it suitable for a wide range of environments.

  10. Does the SMBJ20CA-13 require any external components for proper operation?

    • No, the SMBJ20CA-13 does not require any external components for its operation, simplifying its integration into technical solutions.