Overview
The BC817K-40R is a general-purpose NPN bipolar transistor manufactured by Nexperia USA Inc. This transistor is part of the BC817K series, known for its high performance and reliability in various electronic applications. It is packaged in a small SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package, making it suitable for compact and efficient designs. The BC817K-40R is AEC-Q101 qualified, ensuring its suitability for automotive and other demanding environments.
Key Specifications
| Parameter | Value |
|---|---|
| Transistor Polarity | NPN |
| Collector Emitter Voltage Max | 45 V |
| Continuous Collector Current | 500 mA |
| Power Dissipation | 575 mW |
| Transistor Case Style | SOT23 (TO-236AB) |
| Transistor Mounting | Surface Mount |
| No. of Pins | 3 Pins |
| Transition Frequency | 100 MHz |
| DC Current Gain hFE Min | 250 hFE |
| Operating Temperature Max | 150°C |
| Qualification | AEC-Q101 |
| RoHS Compliant | Yes |
Key Features
- High-Current Gain: The BC817K-40R offers a minimum DC current gain (hFE) of 250, making it suitable for a wide range of amplification and switching applications.
- High-Power Dissipation: With a power dissipation capability of 575 mW, this transistor can handle significant power without compromising performance.
- Compact Packaging: The SOT23 (TO-236AB) package is small and efficient, ideal for modern electronic designs where space is limited.
- AEC-Q101 Qualified: This qualification ensures the transistor meets the stringent requirements for automotive and other high-reliability applications.
- RoHS Compliant: The BC817K-40R is compliant with RoHS regulations, making it environmentally friendly and suitable for use in a variety of global markets.
Applications
The BC817K-40R is versatile and can be used in various applications across different industries, including:
- Automotive Systems: Due to its AEC-Q101 qualification, it is well-suited for automotive electronics, such as in-car entertainment systems, sensors, and control units.
- Industrial Automation: It can be used in industrial control systems, motor control circuits, and other automation applications where reliability and high performance are crucial.
- Consumer Electronics: The transistor is suitable for use in consumer electronics such as audio amplifiers, power supplies, and other general-purpose electronic devices.
- General-Purpose Switching and Amplification: Its high current gain and power dissipation capabilities make it an excellent choice for general-purpose switching and amplification tasks.
Q & A
- What is the collector-emitter voltage maximum for the BC817K-40R?
The collector-emitter voltage maximum for the BC817K-40R is 45 V.
- What is the continuous collector current of the BC817K-40R?
The continuous collector current of the BC817K-40R is 500 mA.
- What is the power dissipation capability of the BC817K-40R?
The power dissipation capability of the BC817K-40R is 575 mW.
- What package type is the BC817K-40R available in?
The BC817K-40R is available in the SOT23 (TO-236AB) package.
- Is the BC817K-40R RoHS compliant?
Yes, the BC817K-40R is RoHS compliant.
- What is the operating temperature maximum for the BC817K-40R?
The operating temperature maximum for the BC817K-40R is 150°C.
- What is the transition frequency of the BC817K-40R?
The transition frequency of the BC817K-40R is 100 MHz.
- What is the minimum DC current gain (hFE) of the BC817K-40R?
The minimum DC current gain (hFE) of the BC817K-40R is 250.
- Is the BC817K-40R suitable for automotive applications?
Yes, the BC817K-40R is AEC-Q101 qualified, making it suitable for automotive applications.
- What are some common applications of the BC817K-40R?
The BC817K-40R is commonly used in automotive systems, industrial automation, consumer electronics, and general-purpose switching and amplification.
