Taiwan Semiconductor Corporation
Imej mungkin representasi.
Lihat spesifikasi untuk butiran produk.
1SMA5955 R3G
Lihat Butiran Helaian data

1SMA5955 R3G

Product Overview

The 1SMA5955 R3G belongs to the category of semiconductor devices and is specifically designed for transient voltage suppression. It is commonly used to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. The device exhibits characteristics such as high surge capability, low clamping voltage, and fast response time. It is typically packaged in a surface mount DO-214AC (SMA) package and is available in tape and reel packaging with a specified quantity per reel.

Specifications

  • Part Number: 1SMA5955 R3G
  • Category: Semiconductor Devices
  • Type: Transient Voltage Suppressor
  • Package: DO-214AC (SMA)
  • Packaging/Quantity: Tape and Reel, Quantity per Reel (e.g., 3000 pcs/reel)

Detailed Pin Configuration

The 1SMA5955 R3G features a standard SMA package with two pins. Pin 1 serves as the anode, while pin 2 serves as the cathode.

Functional Features

  • High Surge Capability
  • Low Clamping Voltage
  • Fast Response Time

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • Fast response time ensures minimal impact on protected circuits
  • Compact surface mount package for easy integration

Disadvantages

  • Limited power dissipation capability compared to larger devices
  • Sensitive to overvoltage conditions

Working Principles

The 1SMA5955 R3G operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the device rapidly clamps the voltage to a safe level, diverting the excess energy away from the protected circuit. This action helps prevent damage to sensitive electronic components.

Detailed Application Field Plans

The 1SMA5955 R3G is widely used in various applications, including: - Power Supplies - Communication Systems - Industrial Control Systems - Automotive Electronics - Consumer Electronics

Detailed and Complete Alternative Models

Some alternative models to the 1SMA5955 R3G include: - 1SMA5940BT3G - 1SMA5944BT3G - 1SMA5945BT3G - 1SMA5946BT3G

In summary, the 1SMA5955 R3G is a crucial component in protecting sensitive electronics from voltage transients, offering high surge capability, low clamping voltage, and fast response time. Its compact package and wide range of applications make it a versatile choice for transient voltage suppression needs.

Word Count: 346

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi 1SMA5955 R3G dalam penyelesaian teknikal

  1. What is 1SMA5955 R3G?

    • 1SMA5955 R3G 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 is the maximum peak pulse power of 1SMA5955 R3G?

    • The maximum peak pulse power of 1SMA5955 R3G is 5000 watts.

  3. What is the breakdown voltage of 1SMA5955 R3G?

    • The breakdown voltage of 1SMA5955 R3G is 64.4V.

  4. What are the typical applications of 1SMA5955 R3G?

    • Typical applications of 1SMA5955 R3G include protection of telecommunications equipment, automotive electronics, industrial control systems, and consumer electronics from voltage surges.

  5. What is the operating temperature range of 1SMA5955 R3G?

    • The operating temperature range of 1SMA5955 R3G is -55°C to +150°C.

  6. What is the reverse stand-off voltage of 1SMA5955 R3G?

    • The reverse stand-off voltage of 1SMA5955 R3G is 48.5V.

  7. What is the package type of 1SMA5955 R3G?

    • 1SMA5955 R3G comes in a DO-214AC (SMA) package.

  8. What is the clamping voltage of 1SMA5955 R3G?

    • The clamping voltage of 1SMA5955 R3G at 10A is 77.4V.

  9. How does 1SMA5955 R3G provide overvoltage protection?

    • 1SMA5955 R3G diverts excessive current away from sensitive components by shunting it to ground, thereby limiting the voltage across the protected device.

  10. Can 1SMA5955 R3G be used for surge protection in power supply units?

    • Yes, 1SMA5955 R3G is suitable for surge protection in power supply units, providing reliable protection against voltage spikes and transients.