apacitance CT 0.35 pF Ω - VR = 0 , f = 1 MHz Differential forward resistance RF IF 10mA/ 50 mA Diode capacitance CT = f (VR) f = 1MHz 0.50 pF CT 0.40 0.35 0.30 0.25 0.20 0.15 0.10 0.05 0.00 0.