Overview
The BC817-40 is a 45 V, 500 mA NPN general-purpose transistor manufactured by Nexperia USA Inc. It is packaged in a small SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package, making it suitable for a wide range of applications where space is limited.
Key Specifications
| Type number | Package version | Package name | Size (mm) | Channel type | Ptot (mW) | VCEO [max] (V) | IC [max] (mA) | hFE [min] | hFE [max] | TJ [max] (°C) |
|---|---|---|---|---|---|---|---|---|---|---|
| BC817-40 | SOT23 | SOT23 | 2.9 x 1.3 x 1 | NPN | 250.0 | 45.0 | 500.0 | 250.0 | 600.0 | 150 |
Key Features
- High current capability of up to 500 mA.
- Three current gain selections available.
- General-purpose switching and amplification.
- Compact SOT23 package for space-saving designs.
- PNP complement available (BC807-40).
Applications
The BC817-40 is versatile and can be used in various applications across different industries, including:
- Automotive systems.
- Industrial control systems.
- Consumer electronics.
- Mobile and wearable devices.
- Power and computing applications.
Q & A
- What is the maximum collector current of the BC817-40?
The maximum collector current is 500 mA. - What is the maximum collector-emitter voltage of the BC817-40?
The maximum collector-emitter voltage is 45 V. - What package type is the BC817-40 available in?
The BC817-40 is available in the SOT23 (TO-236AB) package. - What is the minimum and maximum current gain (hFE) of the BC817-40?
The minimum current gain is 250 and the maximum is 600. - What is the maximum junction temperature of the BC817-40?
The maximum junction temperature is 150°C. - Is the BC817-40 RoHS compliant?
Yes, the BC817-40 is RoHS compliant. - What are the dimensions of the SOT23 package?
The dimensions are 2.9 x 1.3 x 1 mm. - What is the PNP complement of the BC817-40?
The PNP complement is the BC807-40. - Where can I find more detailed specifications and datasheets for the BC817-40?
You can find detailed specifications and datasheets on the Nexperia official website or through authorized distributors like Digi-Key, Mouser, and Arrow Electronics. - How can I evaluate the performance of the BC817-40 in my design?
Nexperia offers evaluation boards and ECAD models to help you evaluate and integrate the BC817-40 into your design.
