Overview
The BAV21W-E3-18 is a general-purpose small signal switching diode manufactured by Vishay General Semiconductor - Diodes Division. This diode is designed for a wide range of applications requiring reliable and efficient rectification and switching capabilities. It is part of Vishay's extensive portfolio of diodes, known for their high performance and robustness in various market segments, including automotive, industrial, computing, and consumer electronics.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage - DC Reverse (Vr) (Max) | 200 | V |
| Voltage - Forward (Vf) (Max) @ If | 1 | V @ 100 mA |
| Current - Average Rectified (Io) | 250 | mA |
| Reverse Recovery Time (trr) | 50 | ns |
| Package / Case | SOD-123 | |
| Mounting Type | Surface Mount | |
| Operating Temperature - Junction | 175 | °C (Max) |
| Current - Reverse Leakage @ Vr | 100 | nA @ 150 V |
| Capacitance @ Vr, F | 1.5 | pF @ 0V, 1MHz |
Key Features
- High Voltage Capability: The BAV21W-E3-18 can handle a maximum DC reverse voltage of 200 V, making it suitable for high-voltage applications.
- Low Forward Voltage Drop: With a maximum forward voltage drop of 1 V at 100 mA, this diode minimizes power losses in switching and rectification applications.
- Fast Recovery Time: The diode features a fast recovery time of 50 ns, which is crucial for high-speed switching applications.
- Surface Mount Package: The SOD-123 package is designed for surface mount technology, facilitating easy integration into modern PCB designs.
- RoHS Compliance: The BAV21W-E3-18 is RoHS3 compliant, ensuring environmental sustainability and compliance with regulatory standards.
Applications
- Rectification and Polarity Protection: Suitable for general-purpose rectification and polarity protection in various electronic circuits.
- Signal Switching: Ideal for signal switching applications due to its fast recovery time and low forward voltage drop.
- Automotive and Industrial Systems: Used in automotive and industrial systems where high reliability and robustness are required.
- Consumer Electronics: Found in consumer electronics such as power supplies, audio equipment, and other devices requiring efficient rectification and switching.
Q & A
- What is the maximum DC reverse voltage of the BAV21W-E3-18?
The maximum DC reverse voltage is 200 V.
- What is the forward voltage drop at 100 mA for the BAV21W-E3-18?
The forward voltage drop at 100 mA is 1 V.
- What is the recovery time of the BAV21W-E3-18?
The recovery time is 50 ns.
- What is the package type of the BAV21W-E3-18?
The package type is SOD-123.
- Is the BAV21W-E3-18 RoHS compliant?
- What is the maximum operating junction temperature of the BAV21W-E3-18?
The maximum operating junction temperature is 175°C.
- What is the average rectified current (Io) of the BAV21W-E3-18?
The average rectified current (Io) is 250 mA.
- What is the reverse leakage current at 150 V for the BAV21W-E3-18?
The reverse leakage current at 150 V is 100 nA.
- What is the capacitance at 0 V and 1 MHz for the BAV21W-E3-18?
The capacitance at 0 V and 1 MHz is 1.5 pF.
- In which types of applications is the BAV21W-E3-18 commonly used?
The BAV21W-E3-18 is commonly used in rectification, polarity protection, signal switching, automotive, industrial, and consumer electronics applications.
