(1/3) 002-05 / 20060415 / e512_elf0708.fm ? all specifications are subject to change without notice. radial lead inductors(coils) for signal line(magnetic shielded) elf series elf0708 features the elf series inductors are available in ranging from 0505 to 1010 types. because they are magnetically shielded, these parts can be used in high-density mounting configurations. with a miniature winding construction, these inductors nonetheless achieve high q characteristics. available in tape packaging to support automated mounting machines. terminal platings and internal connecting solder use lead-free materials. this product conforms to the standards that are slated to be introduced under the rohs directive. applications televisions, vcrs, personal computers, and other electronic equipment. specifications recommended soldering conditions flow soldering iron soldering the use of reflow soldering is not guaranteed. product identification (1)series name (2)dimensions (3)packaging style (4)inductance value (5)inductance tolerance (6)lead-free compatible product packaging style and quantities conformity to rohs directive operating temperature range ?20 to +80c [including self-temperature rise] storage temperature range ?40 to +80c [unit of products] terminal tensile strength 24.5n min. tip temperature 350c max. heating time 5 seconds/soldering 150?c 170?c 260?c max. pre-heating 60 to 120s 10s max. natural cooling time ( s ) elf 0708 ra- 100 k - pf (1) (2) (3) (4) (5) (6) 0708 ?7.7 8mm (lead pitch 5mm) ra ammo-pack ski bulk 100 10h 101 100h 102 1000h 103 10000h j5% k10% pf lead-free compatible product packaging style quantity ammo-pack 1000 pieces bulk 200 pieces/pack conformity to rohs directive: this means that, in conformity with eu directive 2002/95/ec, lead, cadmium, mercury, hexavalent chromium, and specific bromine-based flame retardants, pbb and pbde, have not been used, except for exempted applications.
(2/3) 002-05 / 20060415 / e512_elf0708.fm all specifications are subject to change without notice. ammo-pack taping style shapes and dimensions electrical characteristics ? 1 rated current: value obtained when current flows and the temperature has risen to 20c or when dc current flows and the initial value of inductance has fallen by 10%, whichever is smaller. ? 2 : please specify inductance tolerance, k(10%) or j(5%) test equipment l, q: yhp4340a q meter, or equivalent l (measurement frequency 1khz): yhp4261a lcr meter or equivalent rdc: matsushita vp-2941a digital mi lliohm meter, or equivalent srf: takeda riken tr-4100 tr acking scope, or equivalent inductance (h) inductance tolerance q min. te s t frequency l, q (mhz) self- resonant frequency (mhz)ref. dc resistance ( ? )max. rated current (ma) ? 1 max. part no. based on inductance change based on temperature rise 10 10, 5% 25[ref.] 2.52 23 0.19 550 795 elf0708ra-100 ? 2 -pf 12 10, 5% 25[ref.] 2.52 19 0.2 500 775 elf0708ra-120 -pf 15 10, 5% 25[ref.] 2.52 16 0.22 450 740 elf0708ra-150 -pf 18 10, 5% 25[ref.] 2.52 14 0.24 410 705 elf0708ra-180 -pf 22 10, 5% 25[ref.] 2.52 13 0.26 380 680 elf0708ra-220 -pf 27 10, 5% 25[ref.] 2.52 12 0.28 340 655 elf0708ra-270 -pf 33 10, 5% 25[ref.] 2.52 11 0.3 310 630 elf0708ra-330 -pf 39 10, 5% 25[ref.] 2.52 10 0.33 280 605 elf0708ra-390 -pf 47 10, 5% 25[ref.] 2.52 9.4 0.35 260 585 elf0708ra-470 -pf 56 10, 5% 25[ref.] 2.52 8.7 0.48 240 500 elf0708ra-560 -pf 68 10, 5% 25[ref.] 2.52 8 0.52 215 480 elf0708ra-680 -pf 82 10, 5% 25[ref.] 2.52 7.3 0.57 200 460 elf0708ra-820 -pf 100 10, 5% 30 0.796 6.7 0.66 180 425 elf0708ra-101 -pf 120 10, 5% 30 0.796 6.2 0.75 165 400 elf0708ra-121 -pf 150 10, 5% 30 0.796 5.6 0.89 145 365 elf0708ra-151 -pf 180 10, 5% 30 0.796 5.2 1 135 345 elf0708ra-181 -pf 220 10, 5% 30 0.796 4.7 1.2 120 315 elf0708ra-221 -pf 270 10, 5% 30 0.796 4.3 1.5 110 285 elf0708ra-271 -pf 330 10, 5% 35 0.796 4 1.8 100 260 elf0708ra-331 -pf 390 10, 5% 35 0.796 3.7 2.1 92 240 elf0708ra-391 -pf 470 10, 5% 35 0.796 3.4 2.5 84 220 elf0708ra-471 -pf 560 10, 5% 35 0.796 3.1 3 76 200 elf0708ra-561 -pf 680 10, 5% 35 0.796 2.9 3.7 70 180 elf0708ra-681 -pf 820 10, 5% 35 0.796 2.7 4.4 63 165 elf0708ra-821 -pf 1000 10, 5% 40 0.252 2.4 5.6 58 145 elf0708ra-102 -pf 1200 10, 5% 40 0.252 2.2 6.8 53 135 elf0708ra-122 -pf 1500 10, 5% 40 0.252 2 9.8 47 110 elf0708ra-152 -pf 1800 10, 5% 40 0.252 1.9 11 43 105 elf0708ra-182 -pf 2200 10, 5% 40 0.252 1.7 13 40 100 elf0708ra-222 -pf 2700 10, 5% 40 0.252 1.6 17 35 85 elf0708ra-272 -pf 3300 10, 5% 30 0.252 1.4 34 33 59 elf0708ra-332 -pf 3900 10, 5% 30 0.252 1.3 38 30 56 elf0708ra-392 -pf 8max. 12max. 28.5max. 5+0.8, ?0.2 dimensions in mm ?0.62 0.05 ?7.7max. 271 j
(3/3) 002-05 / 20060415 / e512_elf0708.fm all specifications are subject to change without notice. electrical characteristics ? 1 rated current: value obtained when current flows and the temperature has risen to 20c or when dc current flows and the initial value of inductance has fallen by 10%, whichever is smaller. ? 2 : please specify inductance tolerance, k(10%) or j(5%) ? 3 for l ? 4 for q test equipment l (measurement frequency 1khz): lcr meter yhp4261a or equivalent q: yhp4340a q meter, or equivalent rdc: matsushita vp-2941a digital milliohm meter, or equivalent srf: takeda riken tr-4100 tracking scope, or equivalent typical electrical characteristics inductance change vs. dc superposition characteristics inductance change vs. temperature characteristics q vs. frequency characteristics inductance (h) inductance tolerance q min. te s t frequency l, q (mhz) self- resonant frequency (mhz)ref. dc resistance ( ? )max. rated current (ma) ? 1 max. part no. based on inductance change based on temperature rise 4700 10, 5% 30 0.252 1.2 44 28 52 elf0708ra-472 ? 2 -pf 5600 10, 5% 30 0.252 1.1 51 25 49 elf0708ra-562 -pf 6800 10, 5% 30 0.252 0.97 59 23 45 elf0708ra-682 -pf 8200 10, 5% 30 0.252 0.9 68 21 42 elf0708ra-822 -pf 10000 10, 5% 25 0.001 ? 3 / 0.0796 ? 4 0.8 80 19 39 elf0708ra-103 -pf 12000 10, 5% 25 0.001/0.0796 0.75 92 17 36 elf0708ra-123 -pf 15000 10, 5% 25 0.001/0.0796 0.68 110 15 33 elf0708ra-153 -pf 18000 10, 5% 20 0.001/0.0796 0.6 120 14 30 elf0708ra-183 -pf 22000 10, 5% 20 0.001/0.0796 0.54 130 12 25 elf0708ra-223 -pf 27000 10, 5% 20 0.001/0.0796 0.48 160 11 20 elf0708ra-273 -pf 33000 10, 5% 20 0.001/0.0796 0.42 180 10 17 elf0708ra-333 -pf 10 5 1 100 1000 500 50 10000 5000 dc current ( ma ) 1 5 10 50 500 100 1000 inductance ( h ) 2700 h 10000 h 1000 h 330 h 100 h 10 h 33 h a l=5h c=20000 f test circuit dc lcr meter specimen 0 20 4 6 2 0 ?4 ?6 ?2 40 60 80 ? l/l ( % ) temperature ( ?c ) yhp 4275a lcr meter f=10khz 2 100 h 10000 h 10 h 1000 h ?20 10mh 1000 h 100 h 10000 h 10 20 30 40 50 60 70 q frequency ( mhz ) 0.02 0.1 0.2 0.05 1 2 5 10 0.5 50 20 10 h 100 h 15000 h 3300 h q-meter 4340a yhp
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