Overview
The BC817-25W-QX is a 45 V, 500 mA NPN general-purpose bipolar transistor manufactured by Nexperia USA Inc. This transistor is designed in a very small SOT323 (SC-70) Surface-Mounted Device (SMD) plastic package, making it ideal for space-constrained applications. It is part of the BC817W-Q series, which offers high reliability and performance in various electronic designs.
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) | fT [min] (MHz) | Automotive qualified |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BC817-25W-QX | SOT323 | SC-70 | 2 x 1.25 x 0.95 | NPN | 200 | 45 | 500 | 160 | 400 | 150 | 100 | Yes |
Key Features
- High Current Capability: The BC817-25W-QX can handle a collector current of up to 500 mA.
- High Voltage Rating: It has a collector-emitter voltage rating of 45 V.
- Small Package Size: The SOT323 (SC-70) package is very compact, making it suitable for space-constrained designs.
- Automotive Qualified: This transistor is AEC-Q101 qualified, ensuring high reliability in automotive applications.
- Multiple Current Gain Selections: Available in different current gain selections, providing flexibility in design.
- General-Purpose Switching and Amplification: Suitable for both switching and amplification applications.
Applications
The BC817-25W-QX is versatile and can be used in a wide range of applications across various industries, including:
- Automotive: Suitable for automotive systems due to its AEC-Q101 qualification.
- Industrial: Used in industrial control systems, power supplies, and other industrial electronics.
- Consumer Electronics: Found in consumer devices such as audio equipment, home appliances, and mobile devices.
- Power and Computing: Used in power management circuits and computing hardware.
Q & A
- What is the maximum collector-emitter voltage of the BC817-25W-QX?
The maximum collector-emitter voltage is 45 V.
- What is the maximum collector current of the BC817-25W-QX?
The maximum collector current is 500 mA.
- What package type is used for the BC817-25W-QX?
The transistor is packaged in a SOT323 (SC-70) Surface-Mounted Device (SMD) plastic package.
- Is the BC817-25W-QX automotive qualified?
Yes, it is AEC-Q101 qualified.
- What are the typical applications of the BC817-25W-QX?
It is used in automotive, industrial, consumer electronics, power management, and computing applications.
- What is the maximum junction temperature of the BC817-25W-QX?
The maximum junction temperature is 150°C.
- What is the minimum current gain (hFE) of the BC817-25W-QX?
The minimum current gain is 160.
- What is the maximum current gain (hFE) of the BC817-25W-QX?
The maximum current gain is 400.
- Is the BC817-25W-QX RoHS compliant?
Yes, it is RoHS compliant.
- Where can I find more detailed specifications and documentation for the BC817-25W-QX?
You can find detailed specifications and documentation on Nexperia's official website or through authorized distributors.
