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1SMB5940B-13
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1SMB5940B-13

Product Overview

The 1SMB5940B-13 belongs to the category of surface mount silicon zener diodes. These diodes are commonly used for voltage regulation and transient suppression in electronic circuits. The 1SMB5940B-13 is known for its high reliability, low leakage current, and compact package, making it suitable for a wide range of applications. It is typically available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

  • Voltage Range: 3.3V to 200V
  • Power Dissipation: 3W
  • Operating Temperature Range: -65°C to +150°C
  • Package Type: SMB
  • Mounting Type: Surface Mount
  • RoHS Compliant: Yes

Detailed Pin Configuration

The 1SMB5940B-13 has two pins, with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

  • Voltage Regulation: The 1SMB5940B-13 provides stable voltage regulation, ensuring consistent performance in electronic circuits.
  • Transient Suppression: It effectively suppresses transient voltage spikes, protecting sensitive components from damage.
  • Low Leakage Current: This diode exhibits low leakage current, minimizing power loss and enhancing efficiency.

Advantages and Disadvantages

Advantages

  • High reliability
  • Low leakage current
  • Compact package size

Disadvantages

  • Limited power dissipation capability
  • Narrow operating temperature range

Working Principles

The 1SMB5940B-13 operates based on the principle of zener breakdown, where it maintains a constant voltage across its terminals when operated within its specified voltage range. When the voltage exceeds the zener voltage, the diode conducts, providing effective voltage regulation and transient suppression.

Detailed Application Field Plans

The 1SMB5940B-13 finds extensive use in various applications, including: - Voltage regulation in power supplies - Transient suppression in communication equipment - Overvoltage protection in automotive electronics - Surge protection in industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the 1SMB5940B-13 include: - 1N4728A - BZX84C3V3 - P6KE6.8CA

In conclusion, the 1SMB5940B-13 is a reliable surface mount silicon zener diode that offers stable voltage regulation and transient suppression. Its compact package and low leakage current make it well-suited for diverse electronic applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 1SMB5940B-13 i tekniska lösningar

Sure, here are 10 common questions and answers related to the application of 1SMB5940B-13 in technical solutions:

  1. What is 1SMB5940B-13?

    • 1SMB5940B-13 is a 3W surface mount silicon zener diode that is commonly used for voltage regulation and transient suppression in electronic circuits.

  2. What is the maximum power dissipation of 1SMB5940B-13?

    • The maximum power dissipation of 1SMB5940B-13 is 3 watts.

  3. What is the voltage rating of 1SMB5940B-13?

    • The voltage rating of 1SMB5940B-13 is 33 volts.

  4. What are the typical applications of 1SMB5940B-13?

    • 1SMB5940B-13 is commonly used in voltage regulation, voltage clamping, and transient suppression in various electronic circuits such as power supplies, automotive electronics, and industrial equipment.

  5. What is the operating temperature range of 1SMB5940B-13?

    • The operating temperature range of 1SMB5940B-13 is -55°C to +150°C.

  6. What is the package type of 1SMB5940B-13?

    • 1SMB5940B-13 comes in a SMB (DO-214AA) surface mount package.

  7. What is the reverse standoff voltage of 1SMB5940B-13?

    • The reverse standoff voltage of 1SMB5940B-13 is 30.4 volts.

  8. Can 1SMB5940B-13 be used for overvoltage protection in automotive electronics?

    • Yes, 1SMB5940B-13 is suitable for overvoltage protection in automotive electronics due to its high surge capability and fast response time.

  9. Is 1SMB5940B-13 RoHS compliant?

    • Yes, 1SMB5940B-13 is RoHS compliant, making it suitable for use in environmentally sensitive applications.

  10. What are the key electrical characteristics of 1SMB5940B-13?

    • The key electrical characteristics of 1SMB5940B-13 include a nominal zener voltage of 33 volts, a maximum reverse leakage current of 5 µA, and a maximum voltage regulation of 1.5% at 1 watt.