A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the RF signal traces as short as possible and use a 50-ohm impedance-controlled line. Avoid vias and right-angle bends in the RF signal path.
The RF101LAM4STR requires a 3.3V power supply. Ensure the voltage regulator is stable and has low noise. Decouple the power supply with a 10uF capacitor and a 100nF capacitor in parallel. Use a 1kohm resistor in series with the bias pin to prevent oscillation.
The RF101LAM4STR can handle up to 30dBm (1W) of continuous wave (CW) power. However, the maximum power handling may vary depending on the operating frequency, temperature, and other environmental factors.
The RF101LAM4STR has a nominal impedance of 50 ohms. Use a pi-network or a T-network impedance matching circuit to match the impedance to your system. You can use a network analyzer or simulation software to optimize the matching circuit.
The RF101LAM4STR operates from -40°C to 85°C. However, the device's performance may degrade at extreme temperatures. Ensure proper heat sinking and thermal management to maintain optimal performance.
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RF101LAM4STR Overview
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