1N4743A P - Semiconductor Diode

Product Overview

The 1N4743A P is a semiconductor diode belonging to the category of Zener diodes. It is commonly used for voltage regulation and voltage reference applications due to its unique characteristics. The diode is typically packaged in a small, cylindrical glass package and is available in various packaging quantities. Its essence lies in its ability to maintain a constant voltage across its terminals, making it an essential component in electronic circuits.

Specifications

• Voltage: 13V
• Power Dissipation: 1.0W
• Zener Voltage Tolerance: ±5%
• Operating Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N4743A P has two pins, with the cathode being connected to the semiconductor's N-type material and the anode to the P-type material.

Functional Features

• Voltage Regulation: The diode maintains a constant voltage across its terminals, providing stability in electronic circuits.
• Voltage Reference: It serves as a stable voltage reference, ensuring precise voltage levels in various applications.

Advantages and Disadvantages

Advantages

• Precise Voltage Regulation
• Compact Size
• Wide Operating Temperature Range

Disadvantages

• Limited Power Dissipation
• Voltage Tolerance Limitations

Working Principles

The 1N4743A P operates based on the Zener effect, where it allows current to flow in the reverse direction when the applied voltage reaches the Zener voltage. This characteristic enables it to regulate voltage effectively.

Detailed Application Field Plans

The 1N4743A P finds extensive use in various applications, including: - Voltage Regulator Circuits - Overvoltage Protection - Voltage Reference Circuits - Signal Clipping Circuits

Detailed and Complete Alternative Models

• 1N4733A P (5.1V Zener Voltage)
• 1N4734A P (5.6V Zener Voltage)
• 1N4735A P (6.2V Zener Voltage)
• 1N4736A P (6.8V Zener Voltage)

In conclusion, the 1N4743A P semiconductor diode is a crucial component in electronic circuits, providing precise voltage regulation and reference capabilities. Its compact size and wide operating temperature range make it suitable for diverse applications, despite its limitations in power dissipation and voltage tolerance.

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