1840 3 series - radial leads inductors (choke coils) rev. a a. electrical specifications: part number l (uh) @ 1khz q min. test freq. (mhz) srf min. (mhz) dcr ( ? 1.0 20 7.9 85 0.004 10.00 i 184031r5mh 1.5 20 7.9 64 0.005 8.30 i 184032r2mh 2.2 20 7.9 48 0.006 6.90 i 1 84033r3mh 3.3 20 7.9 36 0.008 5.60 i 184034r7mh 4.7 20 7.9 28 0.009 4.70 i 184036r8mh 6.8 20 7.9 22 0.012 3.90 i 18403100kh 10 20 2.5 16 0.016 3.20 i 18403120kh 12 20 2.5 14 0.018 2.90 i 18403150kh 15 20 2.5 12 0.020 2.60 i 18403180kh 18 20 2.5 11 0. 025 2.40 i 18403220kh 22 20 2.5 10 0.030 2.20 i 18403270kh 27 20 2.5 9.0 0.040 2.00 i 18403330kh 33 20 2.5 8.0 0.050 1.80 i 18403390kh 39 20 2.5 7.0 0.060 1.65 i 18403470kh 47 20 2.5 6.0 0.070 1.50 i 18403560kh 56 20 2.5 5.5 0.080 1.35 i 18403680kh 68 20 2.5 5.0 0.10 1.20 i 18403820KH 82 20 2.5 4.5 0.12 1.10 i i 18403101kh 100 20 0.79 4.0 0.14 1.00 i i 18403121kh 120 20 0.79 3.5 0.18 0.90 i i 18403151kh 150 20 0.79 3.0 0.22 0.82 i i 18403181kh 180 20 0.79 2.8 0.25 0.75 i i 18403221kh 220 20 0.7 9 2.5 0.31 0.68 i i 18403271kh 270 20 0.79 2.2 0.36 0.61 i i 18403331kh 330 20 0.79 2.0 0.42 0.55 i i 18403391kh 390 20 0.79 1.8 0.48 0.50 i i 18403471kh 470 15 0.79 1.6 0.52 0.46 i i 18403561kh 560 15 0.79 1.4 0.65 0.42 i i 18403681kh 680 15 0.79 1. 3 0.80 0.38 i i 18403821kh 820 15 0.79 1.2 1.0 0.34 i i 18403102kh 1000 20 0.25 1.00 1.5 0.31 i i 18403122kh 1200 20 0.25 0.90 1.8 0.28 i i 18403152kh 1500 20 0.25 0.85 2.0 0.25 i i 18403182kh 1800 20 0.25 0.80 2.5 0.23 i i 18403222kh 2200 20 0.25 0. 75 3.0 0.21 i i 18403272kh 2700 20 0.25 0.70 3.5 0.19 i i 18403332kh 3300 20 0.25 0.65 4.0 0.17 i i 18403392kh 3900 20 0.25 0.60 5.0 0.15 i i 18403472kh 4700 20 0.25 0.55 6.0 0.14 i i 18403562kh 5600 20 0.25 0.50 7.5 0.13 i i 18403682kh 6800 20 0.25 0.45 9.5 0.12 i i 18403822kh 8200 20 0.25 0.40 11.0 0.11 i i 18403103kh 10000 50 0.079 0.35 12.0 0.10 i i 18403123kh 12000 50 0.079 0.30 13.5 0.09 i i 18403153kh 15000 50 0.079 0.25 15.0 0.08 i i b. dimensions: mm (inch) series a b c d e 18403 type i ?11.5(0.453) 11.5(0.453) 5.0(0.197) 11.0(0.433) ?0.5~0.8(0.020~0.031) tol. max. max. 1.0(0.039) 1.5(0.059) typ. 18403 type i i ?11.5(0.453) 11.5(0.453) 5.0(0.197) 5.0(0.197) ?0.65(0.026) tol. max. max. 1.0(0.039) 0.5(0.020) typ. frontier electronics corp. ? page 1 of 2 667 e. coch ran st., simi v alley, ca 93065 http://www.frontierusa.com phone: 1 - 805 - 522 - 9998, fax: 1 - 805 - 522 - 9989
1840 3 series - radial leads inductors (choke coils) rev. a c. general information : 1. 18403xxx_h, ?18403 ? = p/n, ?xxx? = inductance, ?_?: tolerance k=10%, l = 15%, m = 20%, ?h?=internal control code. 2. operating temperature: -40 c to +85 c. (including self - temperature rise) 3. temperature rise: 25 c max. 4. ambient temperature: 60 c max. 5. test equipment: l: hp4285a lcr meter or equivalent. q: hp4285a at specified frequency or equivalent. dcr: chroma - 16502 or equivalent. srf: hp4291b or equivalent. 6. msl: level 1. 7. inductance a nd current range: from 1.0uh (10a) - 15000uh (80ma) 8. dcr: from 0.004 - 15.0 ohms. d. applications : 1. game consoles 2. set top boxes 3. cables modems 4. computers 5. mobile communication devices (radios, etc.) 6. lcd, dvd, brp frontier electronics corp. ? page 2 of 2 667 e. coch ran st., simi v alley, ca 93065 http://www.frontierusa.com phone: 1 - 805 - 522 - 9998, fax: 1 - 805 - 522 - 9989
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