1SMA4751-GT3TR

Product Overview

The 1SMA4751-GT3TR belongs to the category of semiconductor devices and is specifically a Zener diode. It is commonly used for voltage regulation and transient voltage suppression in various electronic circuits. The characteristics of this product include its ability to maintain a constant voltage across its terminals, its small package size, and its high reliability. The essence of the 1SMA4751-GT3TR lies in its role as a protective component against voltage spikes and surges. It is typically packaged in a surface mount package and is available in quantities suitable for both prototyping and production.

Specifications

• Voltage: 30V
• Power Dissipation: 1.5W
• Zener Voltage Tolerance: ±5%
• Operating Temperature Range: -65°C to +150°C
• Package Type: SMA

Detailed Pin Configuration

The 1SMA4751-GT3TR has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal. The pinout configuration is standard for SMA packages.

Functional Features

The primary function of the 1SMA4751-GT3TR is to regulate voltage by allowing current to flow in reverse when the voltage reaches the Zener voltage. This characteristic makes it effective in protecting sensitive components from overvoltage conditions.

Advantages and Disadvantages

Advantages

• Small package size
• High reliability
• Precise voltage regulation

Disadvantages

• Limited power dissipation capability
• Vulnerable to thermal runaway under certain conditions

Working Principles

The 1SMA4751-GT3TR operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when operated in the reverse breakdown region. This allows it to effectively clamp or regulate voltage in electronic circuits.

Detailed Application Field Plans

The 1SMA4751-GT3TR is commonly used in applications such as: - Voltage regulation in power supplies - Overvoltage protection in communication systems - Surge suppression in automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the 1SMA4751-GT3TR include: - 1N4744A - BZX55C30 - P6SMB30CA

In conclusion, the 1SMA4751-GT3TR Zener diode serves as a crucial component in various electronic circuits, providing precise voltage regulation and transient voltage suppression. Its small package size and high reliability make it a popular choice for designers seeking effective voltage protection solutions.