1008 surface mount 4 1008g series choke coils specifications & standard values part number l @ freq. (nh mhz) available tolerances q @ freq. (min. mhz) srf (mhz) dcr (ohm) i max. (ma) material 1008g4r7 ?? e 4.7 @100 j,k 60 @1500 > 6000 .12 1000 1008g8r2 ?? e 8.2 @100 j,k 70 @1500 > 6000 .08 1000 1008g100 ?? e 10 @100 j,k 70 @500 2400 .05 1850 1008g120 ?? e 12 @100 j,k 70 @500 3000 .09 1000 1008g150 ?? e 15 @100 j,k 50 @500 3000 .20 1000 1008g180 ?? e 18 @100 g,j 75 @350 2600 .11 1000 1008g220 ?? e 22 @100 g,j 75 @350 2400 .06 1450 1008g270 ?? e 27 @100 g,j 60 @350 1600 .13 1000 1008g330 ?? e 33 @100 g,j 60 @350 1700 .06 1450 1008g390 ?? e 39 @100 g,j 70 @350 1500 .075 1300 1008g470 ?? e 47 @100 g,j 65 @350 1400 .075 1300 1008g560 ?? e 56 @100 g,j 65 @350 1200 .09 1260 1008g680 ?? e 68 @100 g,j 65 @350 1100 .09 1260 1008g820 ?? e 82 @100 g,j 60 @350 1000 .15 1000 1008g101 ?? e 100 @100 g,j 65 @350 1000 .15 820 1008g121 ?? e 120 @100 g,j 60 @350 1000 .15 820 1008g151 ?? e 150 @100 g,j 45 @100 825 .18 820 1008g181 ?? e 180 @50 g,j 50 @100 770 .20 770 1008g221 ?? e 220 @50 g,j 50 @100 690 .26 660 1008g271 ?? e 270 @50 g,j 50 @100 650 .30 610 1008g331 ?? e 330 @50 g,j 50 @100 570 .45 500 1008g391 ?? e 390 @50 g,j 45 @100 520 .70 470 1008g431 ?? e 430 @50 g,j 45 @100 500 .75 470 1008g471 ?? e 470 @50 g,j 45 @100 490 .78 470 1008g561 ?? e 560 @35 g,j 45 @100 440 1.20 400 1008g621 ?? e 620 @35 g,j 45 @100 400 2.10 300 1008g681 ?? e 680 @35 g,j 45 @100 390 2.10 280 1008g751 ?? e 750 @35 g,j 45 @100 330 2.30 280 1008g821 ?? e 820 @35 g,j 45 @100 360 2.30 270 1008g911 ?? e 910 @35 g,j 40 @50 310 2.70 270 1008g102 ?? e 1000 @35 g,j 40 @50 330 2.70 270 1008g122 ?? e 1200 @35 g,j 40 @50 310 3.00 250 1008g152 ?? e 1500 @35 g,j 40 @50 250 5.20 180 1008g182 ?? e 1800 @35 g,j 35 @50 225 7.20 130 1008g222 ?? e 2200 @7.9 g,j 20 @7.9 75 4.50 130 alumina 2.67 typ. 2.9 max 2.54 typ. 1.62 typ. 2.8 max. 2.28 max. 1.42 typ. 0.5 typ. 2 plcs 0.2 typ. 2.0 typ. 0.08 typ. 4 pls 0.38 typ. 2 pls 1.4 ? max. ? 1008 lg series only
1008g surface mount 5 1008g, f, lg series choke coils part number l @ freq. (nh mhz) available tolerances q @ freq. (min. mhz) srf (mhz) dcr (ohm) i max. (ma) material 1008g272 ?? e 2700 @7.9 g,j 20 @7.9 44 4.80 130 1008g332 ?? e 3300 @7.9 g,j 20 @7.9 31 5.20 130 1008g392 ?? e 3900 @7.9 g,j 20 @7.9 36 5.40 130 1008g472 ?? e 4700 @7.9 g,j 20 @7.9 28 6.00 130 1008g562 ?? e 5600 @7.9 k 20 @7.9 21 6.50 100 alumina 1008f152 ?? e 1500 @7.9 j,k 22 @7.9 250 .95 370 1008f182 ?? e 1800 @7.9 j,k 22 @7.9 235 1.10 350 1008f222 ?? e 2200 @7.9 j,k 22 @7.9 225 1.20 280 1008f332 ?? e 3300 @7.9 j,k 22 @7.9 165 1.50 250 1008f392 ?? e 3900 @7.9 j,k 22 @7.9 135 1.60 200 1008f472 ?? e 4700 @7.9 j,k 22 @7.9 125 2.70 180 1008f562 ?? e 5600 @7.9 j,k 22 @7.9 110 4.10 180 1008f682 ?? e 6800 @7.9 j,k 22 @7.9 105 5.40 180 1008f822 ?? e 8200 @7.9 j,k 22 @7.9 96 6.80 130 1008f103 ?? e 10,000 @7.9 k 22 @7.9 88 8.00 130 ferrite ? ? ? ? 1008 low profile part number l @ freq. (nh mhz) available tolerances q @ freq. (min. mhz) srf (mhz) dcr (ohm) i max. (ma) material 1008lg040 ?? e 4.0 @100 k,m 15@100 > 6000 .22 800 1008lg4r7 ?? e 4.7 @100 k,m 15@100 > 6000 .25 750 1008lg6r8 ?? e 6.8 @100 k,m 25@100 5600 .09 1400 1008lg8r2 ?? e 8.2 @100 k,m 18@100 4700 .14 1000 1008lg100 ?? e 10 @100 k,m 16@100 4700 .25 750 1008lg120 ?? e 12 @100 k,m 16@100 4100 .16 850 1008lg150 ?? e 15 @100 k,m 16@100 2500 .22 750 1008lg180 ?? e 18 @100 k,m 16@100 2300 .13 1000 1008lg220 ?? e 22 @100 k,m 20@100 2300 .25 750 1008lg270 ?? e 27 @100 k,m 28@100 2300 .35 630 1008lg330 ?? e 33 @100 j,k 28@100 1900 .22 700 1008lg390 ?? e 39 @100 j,k 32@100 1500 .26 720 1008lg470 ?? e 47 @100 j,k 28@100 1700 .28 670 1008lg560 ?? e 56 @100 j,k 25@100 1500 .23 720 1008lg680 ?? e 68 @100 j,k 20@100 1200 .26 700 1008lg820 ?? e 82 @100 j,k 30@100 1100 .26 700 1008lg101 ?? e 100 @100 j,k 30@100 1000 .22 650 1008lg121 ?? e 120 @100 j,k 30@100 1000 .33 630 1008lg151 ?? e 150 @100 j,k 27@100 850 .60 500 1008lg181 ?? e 180 @50 j,k 32@50 700 .44 500 1008lg221 ?? e 220 @50 j,k 33@50 650 .60 450 1008lg271 ?? e 270 @50 j,k 34@50 650 .73 450 1008lg331 ?? e 330 @50 j,k 35@50 650 .90 400 1008lg391 ?? e 390 @50 j,k 30@50 560 3.10 220 1008lg471 ?? e 470 @50 j,k 32@50 560 1.90 260 1008lg561 ?? e 560 @35 j,k 28@35 530 2.20 240 1008lg681 ?? e 680 @35 j,k 28@35 500 2.30 240 1008lg821 ?? e 820 @35 j,k 26@35 430 4.30 170 1008lg102 ?? e 1000 @35 j,k 32@35 420 5.50 160 1008lg122 ?? e 1200 @35 j,k 23@35 420 5.80 160 1008lg152 ?? e 1500 @7.9 j,k 15@7.9 140 3.50 160 1008lg272 ?? e 2700 @7.9 m 11@7.9 260 8.80 100 alumina
chip coils technical data 2 general specifications core material: rubalit 708 (alumina 96% al(2) o(3)) material preparation: the ceramic is pressed and fired at 1600 degrees celsius in air. metallization procedure: the base metallization is tungsten, applied through a screen printing process. the tungsten is fired at 1500 degrees celsius in an inert atmosphere. next, electrolytic nickel layer is a minimum 2um thick (5um typical). this nickel is then sintered at 850 degrees celsius. over the nickel an electrolytic gold flash .1um is applied. copper wire description: the wire is high temperature enameled copper wire. the wire bears the trade name estersol at u.l. and is equivalent to the ansi-type nw 77l(nema). typical tin bath temperature is approximately 470 degrees celsius . 1 0 0 8 g 1 5 2 k t e package style 1 st two digits are significant 3 rd digit denotes number of zeros to follow: 152-1500nh ( g = gold flash) ( t = solder coat) ( f = ferrite) inductance (nanohenrys) ? ? ? ? packaging core material is rubalit 708 (alumina) 96% al(2) o(3) alumina core inductors operating temperature -55 c to +125 c wrap around terminations terminations are tungsten-nickel with gold flash, 0.1um. soldercoat optional molded flat top 8mm tape and reel special values available ferrite 1008f: ferrite core inductors operating temperature -40 c to +85 c wire terminations are spot welded to silver tin nickel metallization solder pad layout 0.13mm radius (8 places) dimensions series a b c 0603 .63 .63 1.0 0805 .51 1.0 1.8 1008 .51 1.5 2.5 series d d d1 b b w p p0 p1 h t 0603 180 60 13 12.7 8.4 8 4 4 2 1.25 0.2 0805 180 60 13 12.7 8.4 8 4 4 2 1.63 0.2 1008 180 60 13 12.7 8.4 8 4 4 2 2.54 0.3 taping specification b coating epoxy encapsulation tolerance ? ? ? ? ( g = 2%, j = 5%, k , = 10%, m = 20%) example: 1008 size 1500nh 10% tape & reel c a b a current carrying capability dependant on the ambient temperature. these measurements were conducted with coils soldered on al(2)o(3) substrates, size 10 x 10 mm. ferrite ceramic
chip coils typical q vs. frequency inductance dependant on frequency 0603g series chip inductors l nh 50 mhz 75 mhz 100 mhz 150 mhz 200 mhz 250 mhz 500 mhz 600 mhz 700 mhz 800 mhz 900 mhz 1000 mhz 1200 mhz 1400 mhz 1600 mhz 1800 mhz 1.4 17 19 22 26 28 30 43 46 49 51 50 50 54 53 61 61 1.5 14 15 16 18 22 25 34 35 38 41 43 44 46 55 60 61 1.8 11 12 14 17 20 23 32 39 37 45 49 48 56 59 64 71 2.0 8 9 10 12 15 16 22 26 27 28 30 30 37 41 43 47 3.9 12 15 18 22 26 28 44 51 52 55 58 64 67 72 71 74 4.7 11 14 16 20 23 31 40 45 47 54 53 54 62 65 71 65 6.8 17 20 23 28 32 36 52 61 61 68 73 76 75 86 86 90 8.6 19 22 26 31 36 39 59 65 68 76 83 81 83 83 81 80 10 14 16 21 25 26 35 39 44 42 52 51 57 66 61 62 69 12 20 24 27 33 37 41 59 64 67 74 77 74 70 87 76 70 15 17 21 24 29 34 39 52 63 64 66 69 70 65 72 67 60 18 21 26 29 35 40 44 65 79 77 78 81 81 75 80 62 61 22 19 22 26 31 35 43 57 64 62 68 73 66 64 66 57 55 27 20 24 28 32 37 44 59 66 65 68 79 86 65 68 58 58 33 22 26 30 36 40 45 62 65 64 66 77 69 55 59 48 47 39 22 27 30 36 41 44 61 71 68 70 72 71 50 43 29 26 47 23 27 30 36 40 43 61 68 63 59 65 59 50 52 28 28 56 24 28 32 38 44 47 65 80 72 82 70 66 48 45 39 35 62 24 28 32 38 43 48 68 77 65 68 71 77 69 78 38 25 68 24 28 32 38 43 47 64 76 66 64 62 66 57 60 34 31 72 25 29 33 39 44 49 71 82 78 82 83 100 65 68 35 23 77 25 30 34 39 44 47 67 85 77 78 105 66 70 85 45 15 82 26 31 34 41 47 51 74 96 73 114 105 68 40 28 24 26 90 23 28 31 37 43 46 65 79 64 77 80 60 29 23 16 110 24 29 32 38 44 46 65 85 62 76 73 56 35 28 13 120 25 29 33 38 44 47 61 79 58 79 107 74 31 23 130 25 30 33 39 45 46 61 79 56 65 72 48 21 17 150 24 29 31 37 41 44 56 70 64 67 70 51 11 180 24 28 32 38 42 45 63 81 48 54 53 34 200 25 30 32 38 43 45 60 73 44 55 30 inductance dependant on frequency 0805g series chip inductors l nh 50 mhz 75 mhz 100 mhz 150 mhz 200 mhz 300 mhz 500 mhz 600 mhz 700 mhz 800 mhz 900 mhz 1000 mhz 1200 mhz 1400 mhz 1600 mhz 1800 mhz 2.4 26 25 30 40 34 35 47 45 46 50 50 49 59 63 64 66 2.7 12 14 15 18 20 24 33 39 40 51 48 48 54 64 69 78 3.3 10 10 12 14 16 20 25 26 28 30 31 36 42 54 53 45 4.7 23 26 29 34 38 43 55 63 65 72 78 78 80 90 91 84 5.6 23 27 30 36 40 47 62 70 71 83 84 85 86 95 94 92 6.8 30 34 38 46 48 54 70 75 79 81 93 93 98 100 106 108 8.2 17 22 23 28 32 36 48 51 55 57 62 64 67 72 74 80 10 23 27 31 35 39 46 60 67 68 76 82 80 78 84 85 83 12 30 34 37 45 50 58 78 84 85 90 94 96 97 100 95 95 15 20 24 27 32 37 42 56 62 65 68 70 71 78 80 78 78 18 31 35 40 50 53 62 85 93 94 97 103 105 105 100 100 93 22 22 26 30 35 40 47 62 68 69 70 72 72 75 67 65 57 27 30 36 40 47 52 58 78 82 80 83 81 78 75 69 57 50 30 22 25 30 37 41 51 66 79 72 76 84 85 68 70 50 58 33 26 32 36 42 46 52 68 70 68 70 71 64 59 50 45 24 39 34 40 43 51 55 62 84 87 78 84 85 80 74 73 59 45 47 32 38 42 48 52 58 76 78 72 74 68 65 62 47 41 16 56 30 34 38 44 50 53 68 68 60 60 55 50 45 22 13 68 33 38 42 50 55 62 82 84 68 77 73 65 62 52 82 33 39 42 50 54 59 75 75 56 64 47 42 40 19 100 30 34 38 44 49 53 68 67 43 48 40 35 18 120 32 36 41 48 51 56 82 84 43 57 53 40 25 150 32 37 40 46 53 54 80 80 40 44 46 180 32 36 40 45 54 53 76 78 33 33 17 220 31 35 39 43 56 58 65 70 270 31 35 38 42 44 42 51 32 330 33 38 40 44 48 48 60 35 390 33 37 40 44 48 46 38 33 470 34 38 42 45 47 38 33 560 35 40 44 47 48 49 680 34 39 43 46 48 42 inductance dependant on frequency 1008g series chip inductors l nh 50 mhz 75 mhz 100 mhz 150 mhz 200 mhz 300 mhz 500 mhz 600 mhz 700 mhz 800 mhz 900 mhz 1000 mhz 1200 mhz 1400 mhz 1600 mhz 1800 mhz 4.7 17 20 23 27 30 35 46 53 56 62 63 66 69 76 76 78 8.2 33 39 43 50 54 64 79 89 88 100 103 105 99 106 105 95 10 36 39 44 55 57 63 82 100 110 95 98 111 119 119 115 114 12 33 38 40 52 58 62 83 105 105 96 99 106 110 96 100 70 15 19 24 28 36 39 45 57 68 67 65 67 64 66 60 62 46 18 49 54 58 72 78 86 112 140 135 130 130 130 120 103 107 98 22 38 45 47 56 62 70 95 104 97 94 99 72 94 53 41 25 27 35 41 46 55 61 69 91 97 93 91 95 86 85 54 49 23 33 37 45 58 65 75 81 105 110 95 110 100 78 85 45 35 14 39 44 52 57 67 71 79 103 125 85 99 97 92 97 40 36 47 40 48 52 66 72 77 116 113 76 97 90 65 61 78 46 56 46 53 57 68 76 81 94 97 62 57 54 77 31 68 47 52 59 64 70 72 84 69 39 50 59 30 82 43 48 55 60 69 68 89 90 50 55 66 36 100 44 50 55 61 64 72 96 90 40 38 27 18 120 47 51 57 65 64 70 76 42 25 22 150 43 48 50 57 60 56 56 37 12 180 46 52 57 63 64 61 55 30 220 48 53 58 61 63 55 52 22 270 45 52 55 58 60 50 45 330 48 52 57 60 62 50 40 390 43 48 52 52 50 40 470 44 49 53 54 52 35 560 45 49 52 53 51 36 620 44 48 52 52 51 26 680 44 48 51 51 52 24 750 44 47 49 47 42 20 820 46 50 52 50 43 17 910 46 50 52 47 36 18 1000 48 51 54 49 43 16 1200 49 53 54 50 44 20 1500 48 51 52 44 30 1800 40 40 22 l nh 7.9 mhz 10 mhz 25 mhz 35 mhz 50 mhz 75 mhz 100 mhz 2200 28 27 28 36 34 2700 29 27 18 16 3300 29 27 15 3900 29 27 13 4700 29 28 12 3
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