Taiwan Semiconductor Corporation
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1SMA4743HM2G
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1SMA4743HM2G

Product Overview

Category

The 1SMA4743HM2G belongs to the category of semiconductor devices, specifically a Zener diode.

Use

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

Characteristics

  • Voltage: 13V
  • Power Dissipation: 1.5W
  • Package Type: SMA
  • Reverse Standoff Voltage: 11.7V
  • Forward Voltage: 1.5V
  • Reverse Leakage Current: 0.1µA
  • Operating Temperature Range: -65°C to +150°C

Packaging/Quantity

The 1SMA4743HM2G is typically available in tape and reel packaging with quantities varying based on supplier specifications.

Specifications

  • Zener Voltage: 13V
  • Zener Tolerance: ±5%
  • Maximum Reverse Leakage Current: 0.1µA
  • Maximum Reverse Voltage: 11.7V
  • Maximum Forward Voltage: 1.5V
  • Maximum Power Dissipation: 1.5W
  • Operating Temperature Range: -65°C to +150°C

Detailed Pin Configuration

The 1SMA4743HM2G has two pins, anode, and cathode, which are denoted by the standard diode symbol.

Functional Features

  • Precise voltage regulation
  • Transient suppression
  • Low reverse leakage current
  • High power dissipation capability

Advantages and Disadvantages

Advantages

  • Accurate voltage regulation
  • High power dissipation
  • Compact package size

Disadvantages

  • Limited voltage options
  • Sensitive to temperature variations

Working Principles

The 1SMA4743HM2G operates based on the principle of the Zener effect, where it maintains a constant voltage across its terminals when reverse biased.

Detailed Application Field Plans

The 1SMA4743HM2G finds applications in various fields including: - Power supply units - Voltage regulators - Surge protection circuits - Electronic equipment

Detailed and Complete Alternative Models

Some alternative models to the 1SMA4743HM2G include: - 1N4743A - BZX85C13 - MMSZ5245B - P6SMB13CA

In conclusion, the 1SMA4743HM2G Zener diode offers precise voltage regulation and transient suppression capabilities, making it suitable for a wide range of electronic applications.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi 1SMA4743HM2G dalam penyelesaian teknikal

  1. What is 1SMA4743HM2G and what is its application?

    • 1SMA4743HM2G is a Zener diode designed for voltage regulation and transient suppression in electronic circuits.

  2. What is the maximum power dissipation of 1SMA4743HM2G?

    • The maximum power dissipation of 1SMA4743HM2G is 1.5W.

  3. What is the reverse standoff voltage of 1SMA4743HM2G?

    • The reverse standoff voltage of 1SMA4743HM2G is 15V.

  4. What is the operating temperature range of 1SMA4743HM2G?

    • The operating temperature range of 1SMA4743HM2G is -55°C to +150°C.

  5. Can 1SMA4743HM2G be used for overvoltage protection in power supply circuits?

    • Yes, 1SMA4743HM2G can be used for overvoltage protection in power supply circuits.

  6. Is 1SMA4743HM2G suitable for automotive electronics applications?

    • Yes, 1SMA4743HM2G is suitable for automotive electronics applications due to its robustness and reliability.

  7. What is the typical junction capacitance of 1SMA4743HM2G?

    • The typical junction capacitance of 1SMA4743HM2G is 200pF.

  8. Can 1SMA4743HM2G be used for ESD protection in communication systems?

    • Yes, 1SMA4743HM2G can be used for ESD protection in communication systems to safeguard sensitive components.

  9. Does 1SMA4743HM2G have a low leakage current?

    • Yes, 1SMA4743HM2G has a low leakage current, making it suitable for precision applications.

  10. What are the common package types available for 1SMA4743HM2G?

    • The common package types available for 1SMA4743HM2G include SMA and SMB packages.