Overview
The BAV21WS-G3-18 is a small signal switching diode produced by Vishay General Semiconductor - Diodes Division. This diode is part of the BAV21WS-G series, which is AEC-Q101 qualified, making it suitable for automotive and other demanding applications. It is designed for general-purpose use, including rectification, polarity protection, and signal switching.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Continuous Reverse Voltage | VR | 200 | V |
| Repetitive Peak Reverse Voltage | VRRM | 250 | V |
| Forward Continuous Current | IF | 250 | mA |
| Rectified Current (Average) Half Wave Rectification with Resistive Load | IF(AV) | 200 | mA |
| Repetitive Peak Forward Current | IFRM | 625 | mA |
| Surge Forward Current | IFSM | 1 | A |
| Power Dissipation | Ptot | 200 | mW |
| Thermal Resistance Junction to Ambient Air | RthJA | 625 | K/W |
| Thermal Resistance Junction to Lead | RthJL | 450 | K/W |
| Junction Temperature | Tj | 150 | °C |
| Storage Temperature Range | Tstg | -65 to +150 | °C |
| Operating Temperature Range | Top | -55 to +150 | °C |
| Reverse Leakage Current | IR | 100 nA (at VR = 200 V, Tj = 25 °C) | |
| Dynamic Forward Resistance | rf | 5 Ω (at IF = 10 mA) | |
| Diode Capacitance | CD | 1.5 pF (at VR = 0 V, f = 1 MHz) | |
| Reverse Recovery Time | trr | 50 ns (at IF = 30 mA, IR = 30 mA, iR = 3 mA, RL = 100 Ω) |
Key Features
- AEC-Q101 qualified, ensuring reliability in automotive and other harsh environments.
- High reverse voltage ratings up to 200 V and repetitive peak reverse voltage up to 250 V.
- Low forward voltage drop and high forward current capability.
- Low reverse leakage current and dynamic forward resistance.
- Compact SOD-323 package, suitable for surface mount applications.
- Wide operating temperature range from -55 °C to +150 °C.
Applications
The BAV21WS-G3-18 diode is versatile and can be used in various applications, including:
- Rectification and polarity protection in power supplies and electronic circuits.
- Signal switching and amplification in communication and audio equipment.
- Automotive systems, such as in-vehicle electronics and safety systems.
- Industrial control systems and consumer electronics.
Q & A
- What is the continuous reverse voltage rating of the BAV21WS-G3-18 diode?
The continuous reverse voltage rating is 200 V. - What is the repetitive peak reverse voltage rating of the BAV21WS-G3-18 diode?
The repetitive peak reverse voltage rating is 250 V. - What is the forward continuous current rating of the BAV21WS-G3-18 diode?
The forward continuous current rating is 250 mA. - What is the surge forward current rating of the BAV21WS-G3-18 diode?
The surge forward current rating is 1 A for a duration less than 1 second. - What is the operating temperature range of the BAV21WS-G3-18 diode?
The operating temperature range is from -55 °C to +150 °C. - What is the storage temperature range of the BAV21WS-G3-18 diode?
The storage temperature range is from -65 °C to +150 °C. - What package type is the BAV21WS-G3-18 diode available in?
The diode is available in the SOD-323 surface mount package. - Is the BAV21WS-G3-18 diode AEC-Q101 qualified?
Yes, the BAV21WS-G3-18 diode is AEC-Q101 qualified. - What are some common applications of the BAV21WS-G3-18 diode?
Common applications include rectification, polarity protection, signal switching, automotive systems, industrial control systems, and consumer electronics. - What is the reverse recovery time of the BAV21WS-G3-18 diode?
The reverse recovery time is 50 ns under specified conditions.
