Time needed to sweep the saved cost from the diode junction is its reverse Restoration time, and it is comparatively long in the PIN diode. For your given semiconductor content, on-condition impedance, and minimum amount usable RF frequency, the reverse Restoration time is fixed. This assets can be exploited; a https://low-noiseamplifier03580.wizzardsblog.com/36506786/the-2-minute-rule-for-pin-diode-switch