236 cg01-i surface mount inductors chip inductors lqh1c/3c/4c series lqh 3 c 1r0 m 34 m00 type size choke inductance tolerance electrode unmarked lqh: with 1: 3.2 x 1.6 (1206) application r12: 0.12 h k: ?0% characteristics coating 3: 3.2 x 2.5 (1210) 1r0: 1.0 h m: ?0% 04/24/34: 4: 4.5 x 3.2 (1812) nickel & solder part numbering system specifications inductance dc self-resonant frequency ___________________________________ _____________________ dimensions: mm p art number nominal tolerance measurement resistance typical min. value allowable operating value ( h) (%) frequency (ohms) (mhz) current (ma) temp. range lqh1cr12m04 0.12 0.08 40% 900 250 970 ______________________ _ _ ____________________________________________ lqh1cr22m04 0.22 0.10 40% 570 250 850 ______________________ _ _ ____________________________________________ lqh1cr47m04 0.47 ?0 0.15 40% 310 180 700 ______________________ _ _ ____________________________________________ lqh1c1r0m04 1.0 0.28 30% 190 100 510 ?5? ______________________ _ _ ____________________________________________ lqh1c2r2m04 2.2 1mhz 0.41 30% 110 50 430 ~ ______________________ _ _ ____________________________________________ lqh1c4r7m04 4.7 0.65 30% 67 31 340 +85? ______________________ ________ ___ _ ____________________________________________ lqh1c100k04 10 1.3 30% 42 20 230 ______________________ _ _ ____________________________________________ lqh1c220k04 22 ?0 3.0 30% 26 14 160 ______________________ _ _ ____________________________________________ lqh1c470k04 47 8.0 30% 18 10 100 ______________________ _ _ ____________________________________________ lqh1c101k04 100 12.0 30% 12 7 80 lqh3c1r0m34 1.0 0.09 30% 150 96 800 ______________________ _ _ ____________________________________________ lqh3c2r2m34 2.2 ?0 0.13 30% 100 64 600 ______________________ _ _ ____________________________________________ lqh3c4r7m34 4.7 0.20 30% 66 43 450 ______________________ __________ _ ____________________________________________ lqh3c100k34 10 0.44 30% 40 26 300 ______________________ _ _ ____________________________________________ lqh3c220k34 22 1mhz 0.71 30% 27 19 250 ?5? ______________________ _ _ ____________________________________________ lqh3c470k34 47 1.3 30% 19 15 170 ~ ______________________ _ _ ____________________________________________ lqh3c101k34 100 3.5 30% 13 10 100 +85? ______________________ _ _ ____________________________________________ lqh3c221k34 220 ?0 8.4 30% 8.5 6.8 70 ______________________ _ _ ____________________________________________ lqh3c331k34 330 10.0 30% 7.0 5.6 ______________________ _ _ ______________________________ __ lqh3c391k34 390 17.0 30% 6.6 60 ______________________ _ _ ___________________ ____________ ___ lqh3c471k34 470 1khz 19.0 30% 6.2 5.0 ______________________ _ _ ___________________ __ lqh3c561k34 560 22.0 30% 5.7 ______________________ __ _______________________________________________________________________________ lqh3cr15m24 0.15 0.028 30% 650 400 1450 ______________________ _ _ _______________________________ __________ __ lqh3cr27m24 0.27 0.034 30% 450 250 1250 ______________________ _ _ _______________________________ __________ __ lqh3cr47m24 0.47 ?0 0.042 30% 300 150 1100 ?5? ______________________ _ _ _______________________________ __________ __ lqh3c1r0m24 1.0 1mhz 0.060 30% 200 100 1000 ~ ______________________ _ _ _______________________________ __________ __ lqh3c2r2m24 2.2 0.097 30% 120 64 790 +85? ______________________ _ _ _______________________________ __________ __ lqh3c4r7m24 4.7 0.15 30% 77 43 650 ______________________ _______ ___ _ _______________________________ ________ ____ lqh3c100k24 10 ?0 0.30 30% 50 26 450 the lqh1c and lqh3c series are subminiature chip coils with low dc resistance, high current capacity and high impedance characteristics. these features are made possible by the development of murata electronics own automatic winding and multilayer techniques. they are excellent for use as choke coils in dc power supply circuits. lqh1c the sub-miniature dimensions (3.2 x 1.6 x 1.8mm) allow parallel mounting on 2.5mm centers. despite their small size, at 0.12 h these coils have a maximum current rating of 970ma. lqh3c the low dc resistance means high current and high inductance. lqh4c low voltage drop and small variations in inductance with respect to temperature rise and dc current level. 2.3 0.2 1206 1210 0.7 min. 0.7 min. 0.7 min. 3.2 0.3 1.6 0.2 1.6 0.2 1.8 0.2 2.5 0.2 3.2 0.3 2.5 0.2 2.5 0.2 2.0 0.2 available as standard through authorized murata electronics distributors. part number lqh3c?34 0.9 1.3 0.9 .3 .2 .3 lqh3c?24 0.7 0.7 0.7 min. min. min.
cg01-i 237 surface mount inductors chip inductors lqh1c/3c/4c series specifications inductance dc self-resonant allowable operating dimensions: mm part number nominal tolerance test resistance frequency current temperature value ( h) (%) frequency (ohms max.) (mhz min.) (ma) range lqh4c1r0m04 1.0 0.08 100 1080 lqh4c1r5m04 1.5 0.09 85 1000 lqh4c2r2m04 2.2 ?0 0.11 60 900 lqh4c3r3m04 3.3 0.13 47 800 lqh4c4r7m04 4.7 0.15 35 750 lqh4c6r8m04 6.8 0.20 30 720 LQH4C100K04 10 0.24 23 650 lqh4c150k04 15 1mhz 0.32 20 570 ?5? lqh4c220k04 22 0.6 15 420 ~ lqh4c330k04 33 1.0 12 310 +85? lqh4c470k04 47 1.1 10 280 lqh4c680k04 68 ?0 1.7 8.4 220 lqh4c101k04 100 2.2 6.8 190 lqh4c151k04 150 3.5 5.5 130 lqh4c221k04 220 4.0 4.5 110 lqh4c331k04 330 6.8 3.6 100 lqh4c471k04 470 1khz 8.5 3.0 90 1812 available as standard through authorized murata electronics distributors. 3.6 0.2 1.0 min. 1.0 min. 1.0 min. 3.2 0.2 4.5 0.3 2.6 0.2 3.2 0.2 3.2 0.2 typical electrical characteristics impedance-frequency characteristics direct current characteristics lqh1c series 1000 100 1 0.01 impedance (kohm) 100 frequency (mhz) 1000 10 0.1 100 h 10 1 0.1 0.01 10 h 1.0 h lqh1c series 500 100 1 inductance ( h) 500 dc current (ma) 10 100 h 10 10 h 1.0 h 550100 lqh3c series 1000 100 1 inductance ( h) dc current (ma) 10 100 h 10 10 h 1.0 h 1100 0.1 1000 lqh3c series 1000 100 1 0.01 impedance (kohm) 100 frequency (mhz) 1000 10 0.1 100 h 10 1 0.1 0.01 10 h 1.0 h lqh4c series 1000 100 1 inductance ( h) dc current (ma) 10 100 h 10 10 h 1.0 h 1100 0.1 1000 10000 lqh4c series 1000 100 1 0.01 impedance (kohm) 100 frequency (mhz) 1000 10 0.1 100 h 10 1 0.1 0.01 10 h 1.0 h surface mount inductors
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