Taiwan Semiconductor Corporation
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1SMA5943 R3G
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1SMA5943 R3G

Product Overview

Category

The 1SMA5943 R3G belongs to the category of surface mount silicon zener diodes.

Use

It is commonly used for voltage regulation and transient suppression in electronic circuits.

Characteristics

  • Low leakage current
  • High reliability
  • Fast response time

Package

The 1SMA5943 R3G is available in a DO-214AC (SMA) package.

Essence

This zener diode serves as a crucial component in protecting sensitive electronic devices from voltage spikes and surges.

Packaging/Quantity

It is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

  • Zener Voltage: 13V
  • Power Dissipation: 1.5W
  • Operating Temperature Range: -65°C to +150°C
  • Forward Voltage: 1.5V
  • Reverse Leakage Current: 5µA

Detailed Pin Configuration

The 1SMA5943 R3G has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

  • Voltage regulation
  • Transient suppression
  • Overvoltage protection

Advantages

  • High reliability
  • Fast response time
  • Low leakage current

Disadvantages

  • Limited power dissipation capability
  • Fixed zener voltage

Working Principles

When the voltage across the zener diode reaches its breakdown voltage, it starts conducting and clamps the voltage to its rated zener voltage, providing protection to the circuit.

Detailed Application Field Plans

The 1SMA5943 R3G is widely used in: - Power supplies - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the 1SMA5943 R3G include: - 1N4742A - BZX85C13 - MMSZ5245B

In conclusion, the 1SMA5943 R3G is a reliable and fast-acting zener diode that finds extensive use in various electronic applications, providing essential voltage regulation and transient suppression capabilities.

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Καταγράψτε 10 συνήθεις ερωτήσεις και απαντήσεις που σχετίζονται με την εφαρμογή του 1SMA5943 R3G σε τεχνικές λύσεις

Sure, here are 10 common questions and answers related to the application of 1SMA5943 R3G in technical solutions:

  1. What is the maximum reverse stand-off voltage of 1SMA5943 R3G?

    • The maximum reverse stand-off voltage is 36V.

  2. What is the peak pulse power dissipation of 1SMA5943 R3G?

    • The peak pulse power dissipation is 400W.

  3. What is the typical junction capacitance of 1SMA5943 R3G?

    • The typical junction capacitance is 150pF.

  4. What are the typical applications for 1SMA5943 R3G?

    • Typical applications include transient voltage suppression in electronic equipment, automotive systems, and industrial control systems.

  5. What is the operating temperature range of 1SMA5943 R3G?

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

  6. What is the forward voltage drop of 1SMA5943 R3G at a specified current?

    • The forward voltage drop is typically 3.5V at 10A.

  7. What is the package type of 1SMA5943 R3G?

    • It comes in a DO-214AC (SMA) package.

  8. What is the clamping voltage of 1SMA5943 R3G at a specific peak pulse current?

    • The clamping voltage is typically 58V at 19.9A.

  9. Is 1SMA5943 R3G RoHS compliant?

    • Yes, it is RoHS compliant.

  10. What are the key features of 1SMA5943 R3G?

    • Key features include low profile package, excellent clamping capability, and fast response time.

I hope these questions and answers are helpful for your technical solutions! Let me know if you need further assistance.