2 toko fixed inductors type 8ryt type 8ryt frequency range: 1~200khz inductance range: 1.2~1000h features ideal as a choke coil for noise filtering and dc/dc converter application. tape and reel for automated assembly. selection guide for standard coils type 8ryt toko part number inductance l (h) dc resistance ( ? ) max. rated dc current (a) max. self-resonant frequency (mhz) min. a7017lyf-1r2m=r 1.2 20% 0.016 3.71 150 a7017lyf-1r5m=r 1.5 20% 0.018 3.32 130 a7017lyf-2r2m=r 2.2 20% 0.021 3.15 100 a7017lyf-3r3m=r 3.3 20% 0.025 2.66 79 a7017lyf-4r7m=r 4.7 20% 0.030 2.27 51 a7017lyf-6r8m=r 6.8 20% 0.035 2.10 29 a7017lyf-100k=r 10 10% 0.045 1.96 14 a7017lyf-120k=r 12 10% 0.050 1.82 13 a7017lyf-150k=r 15 10% 0.056 1.75 12 a7017lyf-180k=r 18 10% 0.061 1.54 11 a7017lyf-220k=r 22 10% 0.07 1.29 9.2 a7017lyf-270k=r 27 10% 0.08 1.22 8.5 a7017lyf-330k=r 33 10% 0.09 1.17 7.8 a7017lyf-390k=r 39 10% 0.10 1.14 6.9 a7017lyf-470k=r 47 10% 0.17 0.79 6.5 a7017lyf-560k=r 56 10% 0.20 0.76 5.4 a7017lyf-680k=r 68 10% 0.22 0.70 4.9 a7017lyf-820k=r 82 10% 0.25 0.67 4.1 a7017lyf-101k=r 100 10% 0.28 0.58 3.7 a7017lyf-121k=r 120 10% 0.32 0.56 3.4 a7017lyf-151k=r 150 10% 0.54 0.42 3.2 a7017lyf-181k=r 180 10% 0.60 0.40 2.8 a7017lyf-221k=r 220 10% 0.68 0.38 2.7 a7017lyf-271k=r 270 10% 0.80 0.35 2.4 a7017lyf-331k=r 330 10% 0.90 0.33 2.3 a7017lyf-391k=r 390 10% 1.20 0.28 2.1 a7017lyf-471k=r 470 10% 1.37 0.25 1.9 a7017lyf-561k=r 560 10% 1.53 0.23 1.8 a7017lyf-681k=r 680 10% 2.00 0.21 1.6 a7017lyf-821k=r 820 10% 2.70 0.18 1.5 a7017lyf-102k=r 1000 10% 2.96 0.16 1.3 (1) inductance is measured at f=1khz, vosc=1v on lcr meter hp4284a or equivalent. (2) the rated dc current is that which the inductance value decreases 10% by the excitation of dc current. (3) self-resonant frequency is measured with network analyzer 3577a(hp), ms560j(anritsu) or equivalent. (4) dc resistance is measured with digital multimeter tr6871(advantest) or equivalent. (unit: mm) + 2 . 0 - 0 3 0 . 2 m a x 1 8 . 0 1 1 . 0 m a x 01.0 12.71.0 6.351.3 12.70.3 3.850.7 5.0 +0.8 -0.5 * 9 . 0 0 . 5 1 2 . 5 m i n ?4.00.3 0 . 7 0 . 2 1 8 . 0 adhesive tape main tape marking of winding start
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