Measuring Power Inductors
Component list
Component List
Resistors
R1 = 68 kΩ, 0.25 W, 5 %
R2 = 4k7, 0.25 W, 5 %
R3 = 100 Ω, 0.25 W, 5 %
R4 = 0.01 Ω, 5 W, 10 %, radial low induction, pitch 9 mm (Fukushima Futaba MPC75)
R5 = 49.9 Ω, 0.25 W, 1 %
R6 = 1 kΩ, 0.25 W, 5 %
R7 = 47 Ω, 0.25 W, 5 %
R8 = 1 MΩ, 0.25 W, 5 %
R9 = 10 kΩ, 0.25 W, 5 %
P1 = 1 kΩ, trimmer, top adjust (Piher PT10LV10-102A2020-S)
Capacitors
C1,C2,C4,C5,C6 = 100 nF, 50 V, X7R, 5.08 mm pitch
C3 = 1 µF, 63 V, PET, 5/7.5 mm pitch
C7,C8,C9 = 3300 µF, 16 V, diam. 12.5 mm, 5 mm pitch, 3.4 A, 15 mΩ
(Rubycon 16ZL3300MEFC12.5X35)
C10 = 220 nF, 63 V, PET 5 mm pitch
Semiconductors
D1,D2 = 1N4148, DO-35
D3 = MBR1645, TO-220 2 pins
T1 = BC337, 800 mA, TO-92
T2 = BC327, 800 mA, TO-92
T3 = IRFB7545PbF, 4.9 mΩ, 95 A, 60 V, TO-220
IC1 = AD8032ANZ, DIP-8
IC2 = 4538, DIP-16
Others
K1,K2 = BNC connector, PCB mount, right angle, jack, 50 Ω
K3 = Pin header, 3x1, vertical, 2.54 mm pitch
F1 = 2 fuse clips, 20 A, Littelfuse 01000020Z, for 5x20mm
F1 = cartridge fuse 5 x 20 mm, 15 A, fast acting
S1 = push button, SPST, momentary on
S1,Lx,power supply = 10 x Press Mount Terminal, 1.3 mm (Ettinger 13.14.419)
1 x 8-pin DIP-socket for IC1
1 x 16-pin DIP-socket for IC2
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