1 toko fixed inductors type 10ryb type 10ryb frequency range: 1~200khz inductance range: 10~3900h features ideal as a choke coil for noise filtering and dc/dc converter application. note: taped form is type 10ryt. selection guide for standard coils type 10ryb toko part number inductance l (h) dc resistance ( ? ) max. rated dc current (a) max. self-resonant frequency (mhz) min. 7021lyf-100k 10 10% 0.045 3.1 41 7021lyf-120k 12 10% 0.046 2.8 35 7021lyf-150k 15 10% 0.053 2.4 30 7021lyf-180k 18 10% 0.055 2.3 23 7021lyf-220k 22 10% 0.063 2.0 14 7021lyf-270k 27 10% 0.069 1.9 8.0 7021lyf-330k 33 10% 0.080 1.7 7.0 7021lyf-390k 39 10% 0.084 1.6 5.0 7021lyf-470k 47 10% 0.10 1.4 4.9 7021lyf-560k 56 10% 0.10 1.3 4.5 7021lyf-680k 68 10% 0.12 1.1 4.0 7021lyf-820k 82 10% 0.13 1.0 3.5 7021lyf-101k 100 10% 0.15 0.98 3.4 7021lyf-121k 120 10% 0.16 0.85 3.0 7021lyf-151k 150 10% 0.19 0.80 2.5 7021lyf-181k 180 10% 0.21 0.75 2.5 7021lyf-221k 220 10% 0.38 0.67 2.2 7021lyf-271k 270 10% 0.43 0.58 1.8 7021lyf-331k 330 10% 0.47 0.53 1.9 7021lyf-391k 390 10% 0.54 0.49 1.6 7021lyf-471k 470 10% 0.62 0.40 1.4 7021lyf-561k 560 10% 0.69 0.40 1.4 7021lyf-681k 680 10% 0.77 0.38 1.3 7021lyf-821k 820 10% 1.2 0.34 1.1 7021lyf-102k 1000 10% 1.4 0.31 1.0 7021lyf-122k 1200 10% 1.6 0.28 0.95 7021lyf-152k 1500 10% 1.8 0.25 0.88 7021lyf-182k 1800 10% 2.0 0.24 0.85 7021lyf-222k 2200 10% 2.3 0.20 0.78 7021lyf-272k 2700 10% 3.3 0.18 0.59 7021lyf-332k 3300 10% 3.6 0.17 0.56 7021lyf-392k 3900 10% 4.0 0.16 0.54 (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) 5.01 marking ?10 max 13 max ?0.6 winding direction 5 . 0 0 . 5 10
2 toko fixed inductors type 10ryt type 10ryt frequency range: 1~200khz inductance range: 10~3900h 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 10ryt toko part number inductance l (h) dc resistance ( ? ) max. rated dc current (a) max. self-resonant frequency (mhz) min. a7022lyf-100k=r 10 10% 0.045 3.1 41 a7022lyf-120k=r 12 10% 0.046 2.8 35 a7022lyf-150k=r 15 10% 0.053 2.4 30 a7022lyf-180k=r 18 10% 0.055 2.3 23 a7022lyf-220k=r 22 10% 0.063 2.0 14 a7022lyf-270k=r 27 10% 0.069 1.9 8.0 a7022lyf-330k=r 33 10% 0.080 1.7 7.0 a7022lyf-390k=r 39 10% 0.084 1.6 5.0 a7022lyf-470k=r 47 10% 0.10 1.4 4.9 a7022lyf-560k=r 56 10% 0.10 1.3 4.5 a7022lyf-680k=r 68 10% 0.12 1.1 4.0 a7022lyf-820k=r 82 10% 0.13 1.0 3.5 a7022lyf-101k=r 100 10% 0.15 0.98 3.4 a7022lyf-121k=r 120 10% 0.16 0.85 3.0 a7022lyf-151k=r 150 10% 0.19 0.80 2.5 a7022lyf-181k=r 180 10% 0.21 0.75 2.5 a7022lyf-221k=r 220 10% 0.38 0.67 2.2 a7022lyf-271k=r 270 10% 0.43 0.58 1.8 a7022lyf-331k=r 330 10% 0.47 0.53 1.9 a7022lyf-391k=r 390 10% 0.54 0.49 1.6 a7022lyf-471k=r 470 10% 0.62 0.40 1.4 a7022lyf-561k=r 560 10% 0.69 0.40 1.4 a7022lyf-681k=r 680 10% 0.77 0.38 1.3 a7022lyf-821k=r 820 10% 1.2 0.34 1.1 a7022lyf-102k=r 1000 10% 1.4 0.31 1.0 a7022lyf-122k=r 1200 10% 1.6 0.28 0.95 a7022lyf-152k=r 1500 10% 1.8 0.25 0.88 a7022lyf-182k=r 1800 10% 2.0 0.24 0.85 a7022lyf-222k=r 2200 10% 2.3 0.20 0.78 a7022lyf-272k=r 2700 10% 3.3 0.18 0.59 a7022lyf-332k=r 3300 10% 3.6 0.17 0.56 a7022lyf-392k=r 3900 10% 4.0 0.16 0.54 (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 1 8 . 0 1 1 . 0 m a x 3 1 . 5 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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