1N987B

Product Overview

Category:

1N987B belongs to the category of semiconductor devices, specifically a diode.

Use:

It is commonly used as a rectifier in electronic circuits to convert alternating current (AC) to direct current (DC).

Characteristics:

• Forward voltage drop: Typically around 0.7 volts
• Reverse leakage current: Low
• Maximum reverse voltage: Varies based on specific model
• Operating temperature range: Typically -65°C to +175°C

Package:

1N987B is available in various packages such as DO-41, DO-15, and axial-lead glass.

Essence:

The essence of 1N987B lies in its ability to efficiently rectify AC to DC while maintaining low forward voltage drop and reverse leakage current.

Packaging/Quantity:

It is commonly available in reels, tubes, or bulk packaging, with quantities ranging from hundreds to thousands per package.

Specifications

• Maximum repetitive peak reverse voltage: Varies by specific model (e.g., 50V, 100V, 200V)
• Average forward current: Typically around 1A
• Peak forward surge current: Varies by specific model (e.g., 30A, 50A)

Detailed Pin Configuration

1N987B typically has two pins, anode, and cathode, with the anode being the positive terminal and the cathode being the negative terminal.

Functional Features

1N987B functions as a unidirectional semiconductor device, allowing current to flow in only one direction. It exhibits low forward voltage drop and high reverse voltage capability, making it suitable for rectification purposes.

Advantages and Disadvantages

Advantages

• Low forward voltage drop
• Low reverse leakage current
• High reliability
• Wide operating temperature range

Disadvantages

• Limited maximum reverse voltage compared to other diode types
• Relatively slower switching speed compared to Schottky diodes

Working Principles

When forward-biased, 1N987B allows current to flow freely, acting as a conductor. When reverse-biased, it blocks the flow of current, acting as an insulator. This behavior enables it to rectify AC to DC by allowing current flow in only one direction.

Detailed Application Field Plans

1N987B finds extensive use in various electronic circuits and systems, including: - Power supplies - Battery chargers - Voltage regulators - Inverters - Rectifiers

Detailed and Complete Alternative Models

Some alternative models to 1N987B include: - 1N4001 - 1N5408 - 1N5819 - 1N4148 - 1N5399

In summary, 1N987B is a versatile diode widely used for rectification in electronic circuits, offering low forward voltage drop, low reverse leakage current, and high reliability. Its application spans across diverse fields, and it has several alternative models available in the market.

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