BAV21W-HE3-18
Introduction
The BAV21W-HE3-18 is a diode belonging to the semiconductor category. It is widely used in electronic circuits for its specific characteristics and functionality.
Basic Information Overview
- Category: Semiconductor Diode
- Use: Rectification and signal demodulation in electronic circuits
- Characteristics: High-speed switching, low leakage current, small package size
- Package: SOD-123 package
- Essence: Efficient rectification and signal demodulation
- Packaging/Quantity: Available in reels of 3000 units
Specifications
- Maximum Reverse Voltage: 250V
- Average Rectified Current: 200mA
- Forward Voltage Drop: 1V at 10mA
- Reverse Recovery Time: 4ns
Detailed Pin Configuration
The BAV21W-HE3-18 diode has a standard SOD-123 package with two pins. The anode is connected to pin 1, and the cathode is connected to pin 2.
Functional Features
- High-speed switching capability
- Low reverse leakage current
- Small form factor for space-constrained applications
Advantages and Disadvantages
Advantages
- Fast switching speed
- Low power dissipation
- Compact package size
Disadvantages
- Limited maximum reverse voltage
- Relatively low average rectified current rating
Working Principles
The BAV21W-HE3-18 operates based on the principles of semiconductor diode rectification. When forward biased, it allows current flow, and when reverse biased, it blocks the current flow.
Detailed Application Field Plans
The BAV21W-HE3-18 diode finds extensive use in various electronic applications, including: - Switching power supplies - Signal demodulation circuits - Overvoltage protection circuits - High-frequency rectification circuits
Detailed and Complete Alternative Models
Some alternative models to the BAV21W-HE3-18 diode include: - 1N4148: A general-purpose diode with similar characteristics - 1N5819: Schottky diode with higher current handling capability - BAT54S: Dual series Schottky diode for compact designs
In conclusion, the BAV21W-HE3-18 diode is a versatile component with high-speed switching capabilities and low leakage current, making it suitable for a wide range of electronic applications.
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What is the BAV21W-HE3-18 diode used for?
- The BAV21W-HE3-18 diode is commonly used in rectification and signal processing applications.
What are the key specifications of the BAV21W-HE3-18 diode?
- The BAV21W-HE3-18 diode typically has a maximum repetitive peak reverse voltage of 250V, a forward continuous current of 200mA, and a forward voltage drop of around 1V at 10mA.
Can the BAV21W-HE3-18 diode be used in high-frequency applications?
- Yes, the BAV21W-HE3-18 diode can be used in high-frequency applications due to its fast switching characteristics.
Is the BAV21W-HE3-18 diode suitable for use in low-power circuits?
- Yes, the BAV21W-HE3-18 diode is suitable for use in low-power circuits due to its low forward voltage drop and low leakage current.
What are the typical package options for the BAV21W-HE3-18 diode?
- The BAV21W-HE3-18 diode is commonly available in SOD-123 surface mount packages.
Does the BAV21W-HE3-18 diode have any temperature limitations?
- The BAV21W-HE3-18 diode typically has an operating temperature range of -65°C to +150°C.
Can the BAV21W-HE3-18 diode be used in reverse voltage protection circuits?
- Yes, the BAV21W-HE3-18 diode can be used in reverse voltage protection circuits due to its high reverse voltage capability.
Are there any common alternative diodes to the BAV21W-HE3-18?
- Some common alternative diodes to the BAV21W-HE3-18 include the 1N4148 and the 1N5819.
What are the typical applications of the BAV21W-HE3-18 diode?
- The BAV21W-HE3-18 diode is commonly used in power supplies, signal demodulation, and general rectification circuits.
Where can I find detailed technical information about the BAV21W-HE3-18 diode?
- Detailed technical information about the BAV21W-HE3-18 diode can be found in the datasheet provided by the manufacturer or distributor.