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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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng 1SMA4743HM2G trong giải pháp kỹ thuật

  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.