design and specifications are each subject to change without notice. ask factory for the current technical specifications before purchase and/or us e. should a safety concern arise regarding this product, please be sure to contact us immediately. smd choke coils series: m type: ell4 1 m n explanation of part numbers singapore choke coils n dimensions in mm (not to scale) n features l magnetic shielded structure l low dc resistance and capable of corresponding l structure for withstanding fall shock l available on tape and reel for automatic insertion n recommended applications l dc/dc converter circuit for computer peripheral, hand phone. l choke coils for chopper circuit decoupling choked in dc/dc converter circuit n recommended land patterns in mm (not to scale) e 1 l 2 l 3 4 4 g 5 m 6 1 7 0 89 m 10 11 0 product code design no. inductance, tolerance structure outer size choke coil (magnetic shield type) series m ell height height g l 1.5 max. 1.8 max. 150 ? 15 h m ? 20 % n ? 30 % 2r2 ? 2.2 h inductance tolerance 0.85 2.70 4.80 1.00 4.80 1.30 1.25 0.2 1.25 0.2 h=1.8 max. marking h 4gm h=1.5 max. 4lm h=1.8 max. (4.30) 3.80 0.2 0.80 0.2 3.80 0.2 h 2.00 type ell4 1 m n standard packing quantity l 4gm : 2000 pcs./reel, 4lm : 3000 pcs./reel
design and specifications are each subject to change without notice. ask factory for the current technical specifications before purchase and/or us e. should a safety concern arise regarding this product, please be sure to contact us immediately. choke coils n examples n embossed carrier tape dimensions in mm (not to scale) ] current: this indicates the value of current when the inductance is 70% more than nominal value and temperature rising d t=45?c lower at d.c superposition.(at 20?c) part number inductance (100khz) dcr (at 20 ?c) ] rated current (ma max.) marking tol. tol. b-b , section 40 0.1 r0.5 max. 8.00 0.3 0.80 0.80 0.80 0.80 2.00 0.3 4.00 0.3 5.50 0.3 12.00 0.3 1.75 0.3 f 1.50 aa , b b , +0.1 -0 4.30 0.3 r0.5 max. 8? max. a-a , section tape running direction 31 31 31 31 cumulative pitch deviation h 0.40 0.1 4.30 0.3 8? max. r0.5 max. 4gm 2.00 0.3 1.70 0.3 h 4lm ell4gm2r4n 2.4 66 1150 12 ell4gm3r6n 3.6 100 950 17 ell4gm4r7n 4.7 120 800 21 ell4gm5r6n 5.6 30 % 130 750 23 ell4gm6r8n 6.8 180 640 26 ell4gm8r2n 8.2 220 20 % 580 29 ell4gm100m 10.0 260 540 31 ell4gm180m 18.0 490 400 35 ell4gm220m 22.0 20% 560 350 36 ell4gm270m 27.0 640 330 37 ell4gm330m 33.0 700 300 39 ell4lm1r0n 1.0 26 2000 01 ell4lm1r5n 1.5 31 1600 06 ell4lm2r0n 2.0 43 1350 10 ell4lm2r7n 2.7 30% 56 1250 13 ell4lm3r3n 3.3 62 1100 16 ell4lm4r7n 4.7 90 900 21 ell4lm6r2n 6.2 140 20% 800 25 ell4lm7r5n 7.5 150 720 27 ell4lm100m 10.0 180 690 31 ell4lm120m 12.0 200 530 32 ell4lm150m 15.0 300 500 33 ell4lm180m 18.0 20% 320 460 35 ELL4LM220M 22.0 380 430 36 ell4lm270m 27.0 420 370 37 (m w ) (h) l 4gm, 4lm
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