Taiwan Semiconductor Corporation
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1SMA4755 M2G
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1SMA4755 M2G

Product Overview

The 1SMA4755 M2G belongs to the category of semiconductor devices and is specifically designed for voltage regulation and transient protection in electronic circuits. This diode is commonly used in various electronic applications due to its high reliability, low leakage current, and fast response time. The 1SMA4755 M2G is typically packaged in a small surface-mount package, making it suitable for compact electronic designs.

Basic Information

  • Category: Semiconductor Diode
  • Use: Voltage Regulation and Transient Protection
  • Characteristics: High Reliability, Low Leakage Current, Fast Response Time
  • Package: Surface-Mount Package
  • Essence: Voltage Regulation and Transient Protection
  • Packaging/Quantity: Typically available in reels of 3000 units

Specifications

  • Voltage Rating: 55V
  • Peak Pulse Power: 400W
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +175°C
  • Forward Voltage Drop: 0.9V at 3A
  • Reverse Standoff Voltage: 47.8V

Detailed Pin Configuration

The 1SMA4755 M2G features a standard surface-mount diode package with two pins. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Protection: Provides effective protection against voltage transients and surges.
  • Voltage Regulation: Maintains a stable output voltage within the specified range.
  • Fast Response Time: Rapidly responds to transient events, safeguarding sensitive electronic components.

Advantages and Disadvantages

Advantages

  • High reliability and durability
  • Low leakage current
  • Fast response time
  • Compact surface-mount package

Disadvantages

  • Limited maximum voltage rating compared to some alternative models
  • Sensitive to excessive current and voltage spikes

Working Principles

The 1SMA4755 M2G operates based on the principles of Zener diode voltage regulation and transient voltage suppression. When subjected to voltage transients or surges, the diode rapidly conducts, diverting excess current away from the protected circuit. Additionally, it maintains a relatively constant voltage across its terminals, providing regulation in the presence of varying input voltages.

Detailed Application Field Plans

The 1SMA4755 M2G is widely utilized in various electronic systems, including: - Power Supplies - Communication Equipment - Automotive Electronics - Industrial Control Systems - Consumer Electronics

Detailed and Complete Alternative Models

Some alternative models to the 1SMA4755 M2G include: - 1SMA4744 M2G: Similar specifications with a lower voltage rating - 1SMA4766 M2G: Higher voltage rating and peak pulse power handling - 1SMA4788 M2G: Enhanced surge protection capabilities with a higher reverse standoff voltage

In conclusion, the 1SMA4755 M2G is a reliable semiconductor diode that offers effective voltage regulation and transient protection in a compact surface-mount package. Its fast response time and low leakage current make it suitable for a wide range of electronic applications.

Word Count: 470

10 سوال و پاسخ رایج مربوط به کاربرد 1SMA4755 M2G در راه حل های فنی را فهرست کنید

  1. What is 1SMA4755 M2G?

    • 1SMA4755 M2G is a surface mount, high-power, transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.

  2. What are the key features of 1SMA4755 M2G?

    • The key features include a peak pulse power of 500W, low clamping voltage, fast response time, and compatibility with automated placement equipment.

  3. In what applications can 1SMA4755 M2G be used?

    • It can be used in various applications such as telecommunications equipment, industrial control systems, consumer electronics, and automotive electronics.

  4. How does 1SMA4755 M2G provide protection?

    • It provides protection by diverting excessive current away from sensitive components, thereby limiting the voltage across the protected device.

  5. What is the operating temperature range of 1SMA4755 M2G?

    • The operating temperature range is typically from -55°C to +150°C, making it suitable for a wide range of environments.

  6. What is the recommended PCB layout for 1SMA4755 M2G?

    • A typical layout includes short traces between the diode and the protected circuit, as well as a low-inductance path to ground.

  7. Can 1SMA4755 M2G be used for surge protection in power supply circuits?

    • Yes, it can be used to protect power supply circuits from voltage surges and spikes.

  8. What is the packaging type of 1SMA4755 M2G?

    • It is available in a compact, surface-mount package, which facilitates easy integration into circuit designs.

  9. Are there any application notes or design guidelines available for using 1SMA4755 M2G?

    • Yes, detailed application notes and design guidelines are provided by the manufacturer to assist in the proper implementation of the diode.

  10. Where can I find the datasheet for 1SMA4755 M2G?

    • The datasheet can be obtained from the manufacturer's website or through authorized distributors.