BAT42WS-7: Diode Encyclopedia Entry

Introduction

The BAT42WS-7 is a diode belonging to the category of small signal Schottky diodes. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the BAT42WS-7 diode.

Basic Information Overview

• Category: Small Signal Schottky Diode
• Use: The BAT42WS-7 diode is commonly used in applications requiring high-speed switching and low forward voltage drop.
• Characteristics: It exhibits low leakage current, fast switching speed, and high reliability.
• Package: SOD-323 Package
• Essence: The essence of the BAT42WS-7 lies in its ability to provide efficient and reliable performance in various electronic circuits.
• Packaging/Quantity: Available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

• Forward Voltage Drop: 0.36V at 1mA
• Reverse Voltage: 30V
• Maximum Continuous Forward Current: 200mA
• Reverse Recovery Time: 4ns
• Operating Temperature Range: -65°C to +125°C

Detailed Pin Configuration

The BAT42WS-7 diode has a standard SOD-323 package with two pins. Pin 1 represents the anode, while pin 2 represents the cathode.

Functional Features

• Fast Switching Speed: Enables rapid response in high-frequency applications.
• Low Forward Voltage Drop: Minimizes power loss and enhances energy efficiency.
• Low Leakage Current: Ensures minimal power dissipation in reverse bias conditions.

Advantages and Disadvantages

Advantages

• High-Speed Switching Capability
• Low Forward Voltage Drop
• Compact SOD-323 Package
• Reliable Performance

Disadvantages

• Limited Reverse Voltage Rating
• Sensitivity to Overvoltage Conditions

Working Principles

The BAT42WS-7 operates based on the Schottky barrier principle, where the metal-semiconductor junction allows for fast switching and low forward voltage drop. When forward biased, the diode conducts current with minimal voltage drop, making it suitable for high-speed applications.

Detailed Application Field Plans

The BAT42WS-7 diode finds extensive use in the following applications: 1. High-Frequency RF Circuits 2. Signal Demodulation 3. Voltage Clipping and Clamping Circuits 4. Power Supply Reverse Polarity Protection

Detailed and Complete Alternative Models

• 1N5711: Similar small signal Schottky diode with a higher reverse voltage rating.
• BAT54S: Dual series Schottky diode offering versatility in circuit design.
• SS14: General-purpose Schottky diode with a larger package size.

In conclusion, the BAT42WS-7 diode is a versatile component with excellent high-speed switching characteristics and low forward voltage drop, making it well-suited for a wide range of electronic applications.

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