Overview
The BAV21W-HE3-18 is a general-purpose small signal switching diode produced by Vishay General Semiconductor - Diodes Division. This diode is part of the BAV21W series, known for its reliability and versatility in various electronic applications. It is AEC-Q101 qualified, ensuring its suitability for automotive and other demanding environments. The diode is packaged in a SOD-123 case, which is RoHS-compliant and meets UL 94 V-0 flammability ratings.
Key Specifications
| Parameter | Test Condition | Value | Unit |
|---|---|---|---|
| Continuous Reverse Voltage (VR) | Tamb = 25 °C | 200 | V |
| Repetitive Peak Reverse Voltage (VRRM) | Tamb = 25 °C | 250 | V |
| DC Forward Current (IF) | Tamb = 25 °C | 300 | mA |
| Rectified Current (Average) Half Wave Rectification | Tamb = 25 °C | 200 | mA |
| Repetitive Peak Forward Current (IFRM) | f ≥ 50 Hz, θ = 180° | 625 | mA |
| Surge Forward Current (IFSM) | t < 1 s, Tj = 25 °C | 1 | A |
| Forward Voltage (VF) | IF = 100 mA | 1 | V |
| Reverse Leakage Current (IR) | VR = 200 V, Tj = 25 °C | 100 nA | |
| Dynamic Forward Resistance (rf) | IF = 10 mA | 5 | Ω |
| Diode Capacitance (CD) | VR = 0, f = 1 MHz | 0.5 | pF |
| Reverse Recovery Time (trr) | IF = 30 mA, IR = 30 mA, iR = 3 mA, RL = 100 Ω | 50 | ns |
| Junction Temperature (Tj) | 150 | °C | |
| Storage Temperature Range (Tstg) | -65 to +150 | °C | |
| Operating Temperature Range (Top) | -55 to +150 | °C |
Key Features
- AEC-Q101 Qualified: Suitable for automotive and other demanding applications.
- RoHS Compliant: Meets environmental regulations.
- UL 94 V-0 Flammability Rating: Ensures safety in various environments.
- Low Forward Voltage: VF = 1 V at IF = 100 mA, making it efficient for switching applications.
- Low Reverse Leakage Current: IR = 100 nA at VR = 200 V, reducing power loss.
- Fast Switching Times: Reverse recovery time (trr) of 50 ns, suitable for high-frequency applications.
- High Surge Current Capability: IFSM = 1 A for t < 1 s, providing robustness against transient conditions.
Applications
- Automotive Systems: Due to its AEC-Q101 qualification, it is ideal for use in automotive electronics.
- Industrial Control Systems: Suitable for general-purpose switching and rectification in industrial environments.
- Consumer Electronics: Used in various consumer electronic devices requiring reliable and efficient switching diodes.
- Power Supplies: Can be used in power supply circuits for rectification and voltage regulation.
- Signal Processing: Applicable in signal switching and polarity protection circuits.
Q & A
- What is the continuous reverse voltage rating of the BAV21W-HE3-18 diode?
The continuous reverse voltage rating is 200 V.
- Is the BAV21W-HE3-18 diode AEC-Q101 qualified?
- What is the maximum forward current rating of the BAV21W-HE3-18 diode?
The maximum DC forward current rating is 300 mA.
- What is the reverse recovery time of the BAV21W-HE3-18 diode?
The reverse recovery time (trr) is 50 ns.
- What is the junction temperature range of the BAV21W-HE3-18 diode?
The junction temperature range is -55 to +150 °C.
- Is the BAV21W-HE3-18 diode RoHS compliant?
- What is the forward voltage drop of the BAV21W-HE3-18 diode at 100 mA?
The forward voltage drop (VF) at 100 mA is 1 V.
- What is the surge forward current capability of the BAV21W-HE3-18 diode?
The surge forward current (IFSM) is 1 A for t < 1 s.
- What is the storage temperature range for the BAV21W-HE3-18 diode?
The storage temperature range is -65 to +150 °C.
- In what package is the BAV21W-HE3-18 diode available?
The BAV21W-HE3-18 diode is available in a SOD-123 package.
