The maximum operating temperature range for the BC817 is -55°C to 150°C, but the recommended operating temperature range is -40°C to 125°C for optimal performance and reliability.
To ensure the BC817 is properly biased for saturation, the base-emitter voltage (VBE) should be around 0.65-0.7V, and the collector-emitter voltage (VCE) should be around 0.2-0.3V. Additionally, the base current should be sufficient to drive the required collector current.
The maximum collector current that the BC817 can handle is 500mA, but it's recommended to derate the current to 300-400mA for continuous operation to ensure reliability and prevent overheating.
Yes, the BC817 can be used as a switch, but it's not recommended for high-frequency switching applications due to its relatively slow switching times (around 10-20ns). It's better suited for low-frequency switching applications or as an amplifier.
To protect the BC817 from ESD, it's recommended to handle the device with an anti-static wrist strap or mat, and to use ESD-sensitive handling procedures. Additionally, the device should be stored in an anti-static bag or container when not in use.
BC817 datasheet
by NXP Semiconductors
