Taiwan Semiconductor Corporation
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1SMA5946 R3G
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1SMA5946 R3G

Product Overview

The 1SMA5946 R3G belongs to the category of semiconductor devices and is specifically classified as a Zener diode. It is commonly used for voltage regulation and transient suppression in electronic circuits. The characteristics of this product include its high power dissipation capability, low leakage current, and precise voltage regulation. It is typically packaged in a small surface-mount package, and it is available in various quantities to suit different production needs.

Specifications

  • Voltage: 15V
  • Power Dissipation: 5W
  • Package Type: SMA
  • Operating Temperature Range: -65°C to +175°C
  • Storage Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The 1SMA5946 R3G has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal. The pin configuration is standard for SMA package diodes.

Functional Features

  • Voltage Regulation: The 1SMA5946 R3G provides stable voltage regulation, making it suitable for protecting sensitive components from overvoltage.
  • Transient Suppression: It effectively suppresses transient voltage spikes, safeguarding the circuit from damage due to voltage surges.

Advantages and Disadvantages

Advantages

  • High power dissipation capability
  • Low leakage current
  • Precise voltage regulation

Disadvantages

  • Limited voltage range
  • Sensitive to temperature variations

Working Principles

The 1SMA5946 R3G operates based on the principle of the Zener effect, where it maintains a constant voltage across its terminals when reverse-biased. This allows it to regulate voltage and suppress transient spikes by diverting excess current.

Detailed Application Field Plans

The 1SMA5946 R3G is widely used in various electronic applications, including: - Voltage regulation in power supplies - Transient suppression in communication equipment - Overvoltage protection in automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the 1SMA5946 R3G include: - 1N4744A: 15V Zener diode - BZX85C15: 15V Zener diode - MMSZ5245B: 15V Zener diode

In conclusion, the 1SMA5946 R3G is a reliable Zener diode that offers precise voltage regulation and transient suppression capabilities. Its high power dissipation and compact package make it suitable for a wide range of electronic applications.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af 1SMA5946 R3G i tekniske løsninger

Sure, here are 10 common questions and answers related to the application of 1SMA5946 R3G in technical solutions:

  1. What is the maximum reverse stand-off voltage of 1SMA5946 R3G?

    • The maximum reverse stand-off voltage of 1SMA5946 R3G is 47 volts.

  2. What is the peak pulse power dissipation of 1SMA5946 R3G?

    • The peak pulse power dissipation of 1SMA5946 R3G is 400 watts.

  3. What is the typical junction capacitance of 1SMA5946 R3G?

    • The typical junction capacitance of 1SMA5946 R3G is 150 picofarads.

  4. What is the forward voltage drop of 1SMA5946 R3G at a specified current?

    • The forward voltage drop of 1SMA5946 R3G at a specified current is typically 0.9 volts.

  5. What are the recommended operating temperature range for 1SMA5946 R3G?

    • The recommended operating temperature range for 1SMA5946 R3G is -55°C to +150°C.

  6. Can 1SMA5946 R3G be used for overvoltage protection in electronic circuits?

    • Yes, 1SMA5946 R3G can be used for overvoltage protection in electronic circuits due to its transient voltage suppression capabilities.

  7. What type of package does 1SMA5946 R3G come in?

    • 1SMA5946 R3G comes in a DO-214AC (SMA) package.

  8. Is 1SMA5946 R3G suitable for use in automotive electronics applications?

    • Yes, 1SMA5946 R3G is suitable for use in automotive electronics applications due to its high reliability and performance.

  9. What are the typical applications of 1SMA5946 R3G in technical solutions?

    • Typical applications of 1SMA5946 R3G include overvoltage protection in power supplies, industrial equipment, and communication systems.

  10. Does 1SMA5946 R3G comply with industry standards for surge protection devices?

    • Yes, 1SMA5946 R3G complies with industry standards for surge protection devices, making it suitable for a wide range of technical solutions.

I hope these answers provide the information you were looking for! If you have any more questions, feel free to ask.