Taiwan Semiconductor Corporation
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1SMA4755HM2G
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1SMA4755HM2G

Product Overview

Category

The 1SMA4755HM2G belongs to the category of semiconductor devices, specifically a Zener diode.

Use

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

Characteristics

  • Voltage regulation capability
  • Transient voltage suppression
  • Small form factor
  • High reliability

Package

The 1SMA4755HM2G is typically available in a surface mount package.

Essence

The essence of this product lies in its ability to regulate voltage and protect electronic circuits from transient voltage spikes.

Packaging/Quantity

It is usually supplied in reels or tubes with varying quantities depending on the manufacturer.

Specifications

  • Voltage: 27V
  • Power Dissipation: 1.5W
  • Zener Voltage Tolerance: ±5%
  • Operating Temperature Range: -65°C to +150°C
  • Package Type: SMA

Detailed Pin Configuration

The 1SMA4755HM2G typically has two pins, with the anode and cathode connections clearly marked.

Functional Features

  • Voltage regulation: It maintains a constant voltage across its terminals.
  • Transient voltage suppression: It protects connected circuits from voltage spikes.

Advantages

  • Small form factor: Allows for compact circuit designs.
  • High reliability: Ensures consistent performance over time.

Disadvantages

  • Limited power dissipation: Not suitable for high-power applications.

Working Principles

The 1SMA4755HM2G operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased.

Detailed Application Field Plans

This Zener diode is widely used in various electronic circuits such as voltage regulators, surge protectors, and voltage clamping applications.

Detailed and Complete Alternative Models

  • 1N4749A
  • BZX55C27
  • 1N5227B

In conclusion, the 1SMA4755HM2G Zener diode offers reliable voltage regulation and transient voltage suppression in a small form factor, making it suitable for a wide range of electronic applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 1SMA4755HM2G i tekniska lösningar

  1. What is the maximum forward current for 1SMA4755HM2G?

    • The maximum forward current for 1SMA4755HM2G is 10A.

  2. What is the reverse standoff voltage of 1SMA4755HM2G?

    • The reverse standoff voltage of 1SMA4755HM2G is 55V.

  3. What is the peak pulse power dissipation of 1SMA4755HM2G?

    • The peak pulse power dissipation of 1SMA4755HM2G is 400W.

  4. What are the typical applications for 1SMA4755HM2G?

    • Typical applications for 1SMA4755HM2G include overvoltage protection in various electronic circuits, such as power supplies, communication systems, and automotive electronics.

  5. What is the operating temperature range for 1SMA4755HM2G?

    • The operating temperature range for 1SMA4755HM2G is -55°C to +150°C.

  6. Does 1SMA4755HM2G have a low leakage current?

    • Yes, 1SMA4755HM2G has a low leakage current, making it suitable for precision applications.

  7. Can 1SMA4755HM2G be used for ESD protection?

    • Yes, 1SMA4755HM2G can be used for ESD (electrostatic discharge) protection in sensitive electronic components.

  8. Is 1SMA4755HM2G RoHS compliant?

    • Yes, 1SMA4755HM2G is RoHS compliant, meeting environmental standards.

  9. What package type does 1SMA4755HM2G come in?

    • 1SMA4755HM2G comes in a DO-214AC (SMA) package.

  10. Are there any recommended layout considerations when using 1SMA4755HM2G in a circuit?

    • Yes, it is recommended to minimize the length of the traces between 1SMA4755HM2G and the protected circuitry to reduce parasitic inductance and optimize performance.