Overview
The BAV21W-HF is a surface mount switching diode produced by Comchip Technology. This diode is designed for general-purpose switching applications and is known for its fast switching speed and high reliability. It is part of the BAV19W-BAV21W series, which includes diodes with varying reverse breakdown voltages. The BAV21W-HF is particularly suited for automated insertion in surface mount packages, making it ideal for high-volume manufacturing processes.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Non-Repetitive Peak Reverse Voltage | VRM | 250 | V |
| Peak Repetitive Reverse Voltage | VRRM | 200 | V |
| Working Peak Reverse Voltage | VRWM | 200 | V |
| RMS Reverse Voltage | VR(RMS) | 141 | V |
| Forward Continuous Current | IF | 200 | mA |
| Non-Repetitive Peak Forward Surge Current | IFSM | 2.5 A (t = 1.0 ms), 0.5 A (t = 1.0 s) | A |
| Repetitive Peak Forward Surge Current | IFRM | 625 | mA |
| Reverse Breakdown Voltage | V(BR)R | 250 | V |
| Forward Voltage | VFM | 1.25 | V (IF = 200 mA) |
| Total Capacitance | CT | 5.0 | pF (VR = 0, f = 1.0 MHz) |
| Reverse Recovery Time | tRR | 50 | ns |
| Operating and Storage Temperature Range | TJ, TSTG | -55 to +150 | °C |
| Package | SOD123 | ||
| Case Material | Molded Plastic | ||
| UL Flammability Classification Rating | 94V-0 |
Key Features
- Fast Switching Speed: Ideal for applications requiring quick switching times.
- Surface Mount Package: Suited for automated insertion, making it perfect for high-volume manufacturing.
- High Reverse Breakdown Voltage: Offers robust protection against reverse voltage surges.
- Totally Lead-Free & Fully RoHS Compliant: Meets EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2), and 2015/863/EU (RoHS 3) standards.
- Halogen and Antimony Free: Classified as a “Green” device, containing less than 900 ppm bromine, chlorine, and antimony compounds.
- AEC-Q101 Qualified for Automotive Applications: The BAV21WQ variant is suitable for automotive use, manufactured in IATF 16949 certified facilities.
Applications
- General Purpose Switching: Suitable for a wide range of general-purpose switching applications.
- Automotive Systems: Used in various automotive applications such as instrument clusters, HVAC systems, and lighting systems due to its AEC-Q101 qualification.
- Consumer Electronics: Found in devices like mobile phones, notebooks, LCD TVs, and digital still cameras for power conversion and signal processing.
- Industrial Control Systems: Used in industrial control circuits for reliable switching operations.
Q & A
- What is the BAV21W-HF diode used for?
The BAV21W-HF diode is used for general-purpose switching applications, particularly in surface mount packages.
- What is the peak reverse voltage of the BAV21W-HF diode?
The peak reverse voltage (VRM) of the BAV21W-HF diode is 250 V.
- Is the BAV21W-HF diode RoHS compliant?
- What is the forward continuous current rating of the BAV21W-HF diode?
The forward continuous current rating of the BAV21W-HF diode is 200 mA.
- What is the reverse recovery time of the BAV21W-HF diode?
The reverse recovery time (tRR) of the BAV21W-HF diode is 50 ns.
- Is the BAV21W-HF diode suitable for automotive applications?
The BAV21WQ variant is AEC-Q101 qualified and suitable for automotive applications.
- What is the operating temperature range of the BAV21W-HF diode?
The operating and storage temperature range of the BAV21W-HF diode is -55 to +150 °C.
- What package type does the BAV21W-HF diode come in?
The BAV21W-HF diode comes in a SOD123 package.
- Is the BAV21W-HF diode halogen-free?
- What is the UL flammability classification rating of the BAV21W-HF diode?
The UL flammability classification rating of the BAV21W-HF diode is 94V-0.
