SPAD Single-Photon Detection
DCR vs Temperature
Dark count rate against temperature, using the doubling-temperature coefficient.
DCR(T) = DCR₀ · 2^((T−T₀)/k)
Fill the inputs from a real part
Every number is read from that part's datasheet entry: peak power and pulse energy as rated, pulse width at the part's rated maximum.
Solve for
Inputs
Result
Live diagram
Drawn from the values above, redrawn as you type - the same physical schematic the mini-program shows.