3KP12A-B Product Overview

Introduction

The 3KP12A-B is a high-power, fast-recovery rectifier diode designed for various electronic applications. This entry provides a comprehensive overview of the product, including its category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Electronic Components
• Use: Rectification in power supply circuits, voltage clamping, and freewheeling diode applications.
• Characteristics: High power handling capability, fast recovery time, low forward voltage drop.
• Package: Axial leaded package
• Essence: Fast-recovery rectifier diode
• Packaging/Quantity: Typically available in reels or bulk packaging, quantity varies by manufacturer.

Specifications

• Maximum Reverse Voltage: 1200V
• Average Forward Current: 3A
• Peak Forward Surge Current: 200A
• Forward Voltage Drop: 1.2V at 3A
• Reverse Recovery Time: 35ns

Detailed Pin Configuration

The 3KP12A-B typically has an axial leaded package with two leads. The anode is connected to one lead, while the cathode is connected to the other lead.

Functional Features

• Fast Recovery: The 3KP12A-B diode has a fast reverse recovery time, making it suitable for high-frequency applications.
• High Power Handling: Capable of handling high average forward currents and peak surge currents.
• Low Forward Voltage Drop: Ensures minimal power loss during conduction.

Advantages and Disadvantages

Advantages

• High power handling capability
• Fast recovery time
• Low forward voltage drop

Disadvantages

• Relatively large physical size due to axial leaded package
• Limited availability of surface mount versions

Working Principles

The 3KP12A-B operates based on the principle of rectification, allowing current flow in only one direction. When a positive voltage is applied to the anode with respect to the cathode, the diode conducts, allowing current to flow. In reverse bias, the diode blocks the current flow.

Detailed Application Field Plans

The 3KP12A-B is commonly used in the following applications: - Power supply circuits - Voltage clamping - Freewheeling diode in inductive load circuits - High-frequency rectification

Detailed and Complete Alternative Models

• 3KP10A-B: Similar specifications with lower maximum reverse voltage
• 3KP15A-B: Similar specifications with higher maximum reverse voltage
• 3KP12C-B: Surface mount version with similar specifications

In conclusion, the 3KP12A-B rectifier diode offers high power handling, fast recovery, and low forward voltage drop, making it suitable for various electronic applications requiring efficient rectification and voltage clamping.

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