The BC817-40W-7-F is a high-performance NPN bipolar junction transistor (BJT) from Diodes Incorporated, renowned for its reliability and efficiency in a wide range of electronic applications. This discrete semiconductor device is designed to offer excellent current gain and high collector current, making it a versatile component for amplification and switching purposes.

Key Features

• Transistor Type: NPN - This transistor allows for a high flow of current across the collector-emitter path when a small current is applied to the base terminal, making it suitable for amplification tasks.
• Current Gain (hFE): 250 to 600 - The BC817-40W-7-F provides a substantial current amplification factor, ensuring that a small base current can control a larger collector current.
• Collector-Emitter Voltage (VCEO): 45V - With a maximum collector-emitter voltage of 45V, this component can handle moderate voltage applications while ensuring safe operation.
• Collector Current (IC): 500mA - The transistor can support a continuous collector current up to 500mA, making it suitable for driving moderate loads.
• Power Dissipation (Pd): 500mW - It has a power dissipation capacity of 500mW, which helps in managing the power that can be dissipated as heat without damaging the device.
• Package / Case: SOT-23-3 - The small surface-mount SOT-23-3 package allows for efficient use of PCB space and is ideal for compact electronic designs.

Applications

The BC817-40W-7-F is commonly used in a variety of electronic circuits, including but not limited to:

• General-purpose switching and amplification
• Driver stages in hi-fi amplifiers and television circuits
• Signal processing
• Power management functions
• Control systems

Quality and Reliability

Diodes Incorporated ensures that the BC817-40W-7-F meets stringent quality standards, providing reliable performance in commercial and industrial environments. The device is also RoHS compliant, adhering to environmental regulations and minimizing the use of hazardous substances in electronics.