A good rule of thumb is to use a solid ground plane on the bottom layer of the PCB, and to keep the signal traces as short and direct as possible. Also, make sure to decouple the power supply lines with capacitors and use a common ground point for the amplifier and the surrounding circuitry.
The input and output impedance of the BFCN-2450+ are 50 ohms. To achieve optimal performance, you should design the input and output matching networks to match these impedances. You can use a Smith chart or a network analyzer to help design the matching networks.
The maximum safe operating temperature for the BFCN-2450+ is 85°C. Operating the device above this temperature can reduce its reliability and lifespan.
Yes, the BFCN-2450+ can be used in a push-pull configuration to achieve higher output power and improved linearity. However, you will need to ensure that the two amplifiers are properly matched and biased to avoid oscillations and other stability issues.
The recommended biasing scheme for the BFCN-2450+ is to use a voltage source of 12-15V and a current limit of 500-600mA. You should also ensure that the amplifier is properly decoupled and that the bias lines are well-filtered to prevent oscillations.
BFCN-2450+ datasheet
by Mini-Circuits
