1N4728A G - English Editing Encyclopedia Entry

Product Overview

The 1N4728A G belongs to the category of semiconductor devices and is specifically a Zener diode. It is commonly used for voltage regulation and transient suppression in electronic circuits. The characteristics of this product include its ability to maintain a constant voltage across its terminals when it is operated in its breakdown region. The package type for the 1N4728A G is typically through-hole, and it is available in various quantities per package.

Specifications

• Voltage: 3.3V
• Power Dissipation: 1W
• Zener Voltage Tolerance: ±5%
• Operating Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N4728A G has two pins, anode, and cathode. The anode is connected to the positive terminal of the circuit, while the cathode is connected to the negative terminal.

Functional Features

The primary function of the 1N4728A G is to regulate voltage by maintaining a constant output voltage under varying load conditions. It achieves this by conducting current in the reverse direction when the voltage across its terminals exceeds the specified value.

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• High power dissipation capability
• Compact size

Disadvantages

• Limited voltage options
• Sensitivity to temperature variations

Working Principles

When the voltage across the 1N4728A G exceeds its specified zener voltage, it enters the breakdown region and starts conducting in the reverse direction, effectively regulating the voltage across its terminals.

Detailed Application Field Plans

The 1N4728A G is widely used in various electronic circuits such as voltage regulators, overvoltage protection circuits, and surge suppressors. Its precise voltage regulation makes it suitable for applications where stable voltage levels are critical.

Detailed and Complete Alternative Models

Some alternative models to the 1N4728A G include: - 1N4733A G (5.1V) - 1N4740A G (10V) - 1N4746A G (18V)

In summary, the 1N4728A G is a semiconductor device belonging to the category of Zener diodes, primarily used for voltage regulation and transient suppression in electronic circuits. Its key features include precise voltage regulation, high power dissipation, and a compact package. While it has advantages such as these, it also has limitations like limited voltage options and sensitivity to temperature variations. Despite these drawbacks, its working principle and detailed application field plans make it a valuable component in various electronic systems.

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