1/2 c2e radial type choke coils dimensions (mm): * l 82 h ( ul tube used ), l 100 h ( pvc tube used ) * length of the terminal pins does not include solder tips. *pin pitch to be measured from the root of the terminal. electrical characteristics toko part no. inductance (h) te st freq. qu min. te st freq. dcr ( ? ? ? ? ) max. dci (a) max. srf (mhz) ref. c2e-a1r0m 1.0 20% 100 khz 15 7.96 mhz 0.0086 6.2 188 c2e-a1r2m 1.2 20% 100 khz 15 7.96 mhz 0.010 5.2 172 c2e-a1r5m 1.5 20% 100 khz 15 7.96 mhz 0.0132 4.8 145 c2e-a2r2m 2.2 20% 100 khz 15 7.96 mhz 0.0147 4.1 115 c2e-a2r7m 2.7 20% 100 khz 15 7.96 mhz 0.0165 3.8 98 c2e-a3r3m 3.3 20% 100 khz 15 7.96 mhz 0.0185 3.5 78 c2e-a3r9m 3.9 20% 100 khz 15 7.96 mhz 0.020 3.2 60 c2e-a4r7m 4.7 20% 100 khz 15 7.96 mhz 0.0217 2.9 47 c2e-a5r6m 5.6 20% 100 khz 15 7.96 mhz 0.025 2.5 32 c2e-a6r8m 6.8 20% 100 khz 15 7.96 mhz 0.0322 2.3 30 c2e-a8r2m 8.2 20% 100 khz 15 7.96 mhz 0.0377 2.1 26 c2e-a100k 10 10% 1 khz 50 2.52 mhz 0.0407 2.0 25 c2e-a120k 12 10% 1 khz 50 2.52 mhz 0.046 1.7 23 c2e-a150k 15 10% 1 khz 50 2.52 mhz 0.053 1.6 20 c2e-a180k 18 10% 1 khz 40 2.52 mhz 0.0582 1.4 18 c2e-a220k 22 10% 1 khz 40 2.52 mhz 0.0667 1.3 17 c2e-a270k 27 10% 1 khz 40 2.52 mhz 0.0770 1.2 15 c2e-a330k 33 10% 1 khz 40 2.52 mhz 0.10 1.0 13 c2e-a390k 39 10% 1 khz 35 2.52 mhz 0.11 0.96 12 c2e-a470k 47 10% 1 khz 35 2.52 mhz 0.14 0.88 11 c2e-a560k 56 10% 1 khz 35 2.52 mhz 0.16 0.80 9.6 c2e-a680k 68 10% 1 khz 30 2.52 mhz 0.20 0.77 8.5 c2e-a820k 82 10% 1 khz 30 2.52 mhz 0.23 0.70 7.7 c2e-a101k 100 10% 1 khz 20 796 khz 0.26 0.64 7.1 c2e-a121k 120 10% 1 khz 20 796 khz 0.30 0.58 6.6 c2e-a151k 150 10% 1 khz 20 796 khz 0.38 0.53 6.0 c2e-a181k 180 10% 1 khz 20 796 khz 0.48 0.48 5.4 c2e-a221k 220 10% 1 khz 20 796 khz 0.60 0.43 4.8 c2e-a271k 270 10% 1 khz 25 796 khz 0.76 0.39 4.0 3.0 0.5 7.5 max. 10 max. * tube 10 min. 15 min. 0.6 0.1
2/2 toko part no. inductance (h) te st freq. qu min. te st freq. dcr ( ? ? ? ? ) max. dci (a) max. srf (mhz) ref. c2e-a331k 330 10% 1 khz 25 796 khz 0.88 0.35 3.7 c2e-a391k 390 10% 1 khz 25 796 khz 1.1 0.33 3.4 c2e-a471k 470 10% 1 khz 20 796 khz 1.2 0.30 3.2 c2e-a561k 560 10% 1 khz 20 796 khz 1.4 0.27 3.0 c2e-a681k 680 10% 1 khz 20 796 khz 1.8 0.24 2.6 c2e-a821k 820 10% 1 khz 20 796 khz 2.0 0.22 2.3 c2e-a102k 1000 10% 1 khz 55 252 khz 2.52 0.20 2.1 c2e-a122k 1200 10% 1 khz 65 252 khz 3.0 0.18 1.9 c2e-a152k 1500 10% 1 khz 60 252 khz 3.1 0.17 1.7 c2e-a182k 1800 10% 1 khz 65 252 khz 4.5 0.15 1.6 c2e-a222k 2200 10% 1 khz 60 252 khz 6.0 0.14 1.5 c2e-a272k 2700 10% 1 khz 65 252 khz 6.5 0.12 1.3 c2e-a332k 3300 10% 1 khz 70 252 khz 8.4 0.11 1.2 c2e-a392k 3900 10% 1 khz 90 252 khz 11 0.10 1.1 c2e-a472k 4700 10% 1 khz 80 252 khz 13 0.095 1.0 c2e-a562k 5600 10% 1 khz 80 252 khz 15 0.085 0.87 c2e-a682k 6800 10% 1 khz 80 252 khz 17 0.080 0.82 c2e-a822k 8200 10% 1 khz 85 252 khz 23 0.070 0.77 c2e-a103k 10000 10% 1 khz 85 79.6 khz 30 0.060 0.60 c2e-a123k 12000 10% 1 khz 85 79.6 khz 33 0.055 0.57 c2e-a153k 15000 10% 1 khz 85 79.6 khz 39 0.050 0.53 c2e-a183k 18000 10% 1 khz 85 79.6 khz 53 0.045 0.47 C2E-A223K 22000 10% 1 khz 85 79.6 khz 61 0.040 0.44 c2e-a273k 27000 10% 1 khz 85 79.6 khz 82 0.035 0.36 c2e-a333k 33000 10% 1 khz 85 79.6 khz 93 0.030 0.33 c2e-a393k 39000 10% 1 khz 85 79.6 khz 105 0.025 0.32 c2e-a473k 47000 10% 1 khz 85 79.6 khz 120 0.020 0.30 testing instrument inductance: hp4284 or equivalent. q: hp4285 or equivalent. d.c.r: keithley 580 micro ohm meter or equivalent. s.r.f.: hp4395a or equivalent. rated current: hp4284a, hp42841a, hpe3632a, hp34401a or equivalent. -idc 1: the current when the inductance decreases to 90% of initial value. (ta=25c) -idc 2: the current when the temperature of inductor increases by 40c. (ta=25c) the rated current indicates the smaller one between idc 1 & idc 2. * test conditions of inductance: 1.0h ~ 8.2h at 100khz / 1v 10h ~ 47000h at 1khz / 1v * test conditions of unloaded q: 1.0h ~ 8.2h at 7.96mhz / 1v 10h ~ 82h at 2.52mhz / 1v 100h ~ 820h at 796khz / 1v 1000h ~ 8200h at 252khz / 1v 10000h ~ 47000h at 79.6khz / 1v 45 hoi yuen road, yau lee centre, 7/f., kwun tong, kowloon, hong kong. tel: +852-2342 8131 fax: +852-2341 9570 hk coil division toko inc.
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