https://www.falstad.com/circuit/5v in and then 12v on the lc?
$ 1 0.000005 0.14549914146182014 60 5 50 5e-11
R 224 208 160 208 0 2 4000 5 0 0 0.5
d 224 208 304 208 2 default
c 384 208 384 272 0 1e-8 12.94743904804715 0.001
l 336 208 336 272 0 0.1 0.004471363575513091 0
w 304 208 336 208 0
w 336 208 384 208 0
w 384 272 336 272 0
g 336 272 336 320 0 0
o 2 1 0 4098 20 0.1 0 2 2 3
o 3 1 0 4098 20 0.1 1 2 3 3