Littelfuse Inc.
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1KSMB43A
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1KSMB43A

Product Overview

1KSMB43A belongs to the category of surface mount transient voltage suppressor diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transients. The 1KSMB43A is characterized by its high surge capability, low clamping voltage, and compact package. It is typically available in a tape and reel packaging with a specified quantity per reel.

Specifications

  • Voltage Rating: 43V
  • Power Dissipation: 1000W
  • Package Type: DO-214AA (SMB)
  • Quantity per Package: Varies

Detailed Pin Configuration

The 1KSMB43A diode has two pins, anode, and cathode. The anode is connected to the positive side of the circuit, while the cathode is connected to the ground or negative side.

Functional Features

  • Transient Voltage Suppression: Protects against voltage spikes and transients.
  • Fast Response Time: Quickly clamps the voltage to a safe level.
  • High Surge Capability: Can withstand large transient currents.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Fast response time
  • Compact size

Disadvantages

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

Working Principles

When a voltage spike occurs, the 1KSMB43A diode conducts and clamps the voltage to a safe level, protecting the downstream components.

Detailed Application Field Plans

1KSMB43A is commonly used in various electronic devices such as power supplies, communication equipment, automotive electronics, and industrial control systems. Its primary function is to safeguard sensitive components from voltage transients.

Detailed and Complete Alternative Models

  • 1KSMB6.8A: 6.8V rating
  • 1KSMB15A: 15V rating
  • 1KSMB30A: 30V rating

These alternative models offer different voltage ratings to suit specific application requirements.

In conclusion, the 1KSMB43A diode is a crucial component in protecting electronic circuits from voltage transients. Its high surge capability, fast response time, and compact package make it suitable for a wide range of applications.

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기술 솔루션에 1KSMB43A 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

  1. What is 1KSMB43A?

    • 1KSMB43A is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of 1KSMB43A?

    • The maximum peak pulse power of 1KSMB43A is 1000 watts.

  3. What is the breakdown voltage of 1KSMB43A?

    • The breakdown voltage of 1KSMB43A is 43 volts.

  4. What are the typical applications of 1KSMB43A?

    • 1KSMB43A is commonly used in automotive electronics, telecommunications equipment, industrial control systems, and power supplies to protect against voltage surges.

  5. What is the operating temperature range of 1KSMB43A?

    • The operating temperature range of 1KSMB43A is -55°C to +150°C.

  6. What is the forward voltage drop of 1KSMB43A at a specified current?

    • The forward voltage drop of 1KSMB43A is typically 3.5 volts at a specified current of 10A.

  7. What is the package type of 1KSMB43A?

    • 1KSMB43A is available in a DO-214AA (SMB) package.

  8. What standards does 1KSMB43A comply with?

    • 1KSMB43A complies with RoHS and REACH standards for environmental safety.

  9. What are the recommended soldering conditions for 1KSMB43A?

    • The recommended soldering conditions for 1KSMB43A include a peak temperature of 260°C for 10 seconds.

  10. How can 1KSMB43A be integrated into a circuit for optimal protection?

    • 1KSMB43A can be integrated as a shunt element across sensitive components or as a transient voltage suppressor in parallel with the load to provide effective protection against voltage transients.