2set PQ20 PC40 Ferrite Cores and bobbin 21mm
We use the Polyethylene foamed sheet to protect the ferrite cores and bobbins, then use the air column, don't worry!
PQ20 Ferrite Cores
each set =2 ferrite halves + 1 bobbin
AL=2900±25% nH/N2
core size(mm): (the 2nd picture)
A: 21.5±0.5
B: 10.3±0.2
C: 14.0±0.2
D: 8.8±0.2
E: 18.5min
F: 7.4±0.3
core size(mm): (the 2nd picture)
A: 21.5±0.5
B: 10.3±0.2
C: 14.0±0.2
D: 8.8±0.2
E: 18.5min
F: 7.4±0.3
Le=46.909mm
Ae=59.39mm^2
Ve=2786mm^3
Ae=59.39mm^2
Ve=2786mm^3
each set =2 ferrite halves + 1 bobbin
