s m t p o w e r i n d u c t o r hmu1055 t ype mechanical dimension : delt a electronics, inc. (taoyuan plant cpbg) 252, san ying road, kueisan industrial zone, taoyuan shien, 333, taiwan, r .o.c. tel: 886-3-3591968; fax: 886-3-3591991http://www.deltaww .com electrical characteristics : at 25 : 100khz, 1v o c 130 1. t olerance of inductance is 20%.. 2. isat is the dc current which cause the inductance drop to li. o 3. i rms is the dc current which cause the surface temperature of the part increase less than 45 c. oo 4. operating temperature : -20 c to 105 c ( including self-temperature rise ). rms l (uh) li (uh) m in. i (adc) (m ) max. dcr sat i (adc) 1 3 2 features c h g f d d e a b 8.5 2.0 11.0 2.9 3.8 2.5 unit : mm/inch a = 10.40/0.409 max. b = 10.40/0.409 max. c = 5.50/0.217 max. d = 2.60 / 0.102 e = 5.50 / 0.217 f = 1.40 / 0.055 g = 2.90 / 0.114 h = 3.80 / 0.150 recommended pad pa tterns hmu1055-0r2 0.20 0.16 1.00 48.0 31.0 hmu1055-0r2ld 0.20 0.16 0.65 48.0 35.0 hmu1055-r25 0.25 0.20 1.00 36.0 31.0 hmu1055-0r3 0.30 0.24 1.00 30.0 31.0 hmu1055-0r4 0.40 0.32 1.30 32.0 25.0 hmu1055-r56 0.56 0.45 1.30 20.0 25.0 hmu1055-0r6 0.60 0.48 1.30 17.0 25.0 hmu1055-0r7 0.70 0.56 1.30 17.0 25.0 hmu1055-0r7hs 0.70 0.56 2.00 25.0 19.0 hmu1055-0r8 0.80 0.64 2.00 16.0 19.0 hmu1055-1r0 1.00 0.80 2.00 15.0 19.0 hmu1055-1r0hs 1.00 0.80 4.00 20.0 13.5 hmu1055-1r5 1.50 1.08 4.00 15.0 13.5 hmu1055-1r5hs 1.50 1.20 20% 6.80 22.0 11.0 hmu1055-2r2 2.20 1.65 4.80 12.0 12.5 hmu1055-2r2hs 2.20 1.76 6.80 14.0 11.0 hmu1055-2r5 2.50 2.00 4.80 7.8 12.5 hmu1055-3r0hs 3.00 2.40 9.60 12.0 8.5 hmu1055-4r7 4.70 3.76 11.00 8.0 8.0 HMU1055-5R7 5.70 4.56 11.00 5.8 8.0 rohs compliant. low profile, smd type. high current. magnetic shielded. high energy storage and low dcr. provided with embossed carrier tape packing. ideal for power source circuits, dc-dc converter, dc-ac inverters inductor applications. in addition to the standard versions shown here, customized inductors are available to meet your exact requirements.
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