features ? low profile smt design ? self-leaded for improved reliability ? current rating up to 14a ? freqency range up to 1mhz smt smt power inductor isl & ish series ice components, inc. voice: 800.729.2099 fax: 678.560.9304 cust.serv@icecomp.com www.icecomponents.com (12/06) isl & ish-1 specifications subject to change without notice. applications ? dc/dc converters ? buck/boost converters ? output chokes electrical speci?cations part inductance 2 inductance 2 i spec dcr max et number @ 0 adc @ ispec (h, typ.) (h, typ.) (h, min.) (a) (m?) (v-us) isl37-3r8 3.80 2.5 2.25 8.00 8.30 1.77 isl37-7r5 7.50 5.1 4.59 5.40 17.70 2.51 isl37-220 21.9 16.2 14.58 2.70 72 4.29 isl37-730 73.0 58.1 52.29 1.30 290 7.83 isl37-291 292 192 172.8 0.90 560 15.7 isl37-671 672 383 344.7 0.72 862 23.5 ish37-1r3 1.25 0.81 0.7 14.30 2.5 1.04 ISH37-2R1 2.10 1.32 1.2 11.50 4.0 1.33 ish37-3r2 3.15 2.00 1.8 9.10 6.3 1.61 ish37-4r4 4.40 2.78 2.5 8.10 7.9 1.91 isl44-7r9 7.90 4.90 4.41 7.80 12.4 3.04 isl44-140 14.0 9.00 8.1 5.50 28 4.06 isl44-410 40.5 29.10 26.19 2.70 100 6.9 isl44-112 1134 645.00 580.5 0.74 1250 36.5 1. electrical speci?cations at 25oc. 2. tested at 100khz. 3. operating temperature range: -40oc to +130oc. operating temperature is a combination of ambient temperature plus temperature rise. 4. meets ul 94v-0. 5. speci?cations shown are for an inductor with a 55oc temperature rise. the core loss is 10% of the copper loss when operating at 500khz. 6. please remember it is much easier to remove heat from a copper-loss dominated design than from a core-loss domi- nated design.
? ? smt power inductor ? mechanical - isl37 units: mm units: mm units: mm mechanical - ish37 ???????? ? ????????? ? ?? ?? ??? ? ?? ???????????? ?????????????? ????? ?? ? ???????? ? ?????????????? recommended pcb layout isl & ish series speci?cations subject to change without notice. (12/06) isl & ish-2 ?????????????? ????????? ? ? ???????? ? ?? ???????????? ??????? ? ? ? ?? ? ????? ???????? ???????? ? ????????? ? ?? ?? ??? ? ?????????????? ?? ???????????? ????? ?? ? ??????? ? packaging: reel diameter=13, reel width=32mm, pieces/reel=250 pieces schematic recommended pcb layout schematic packaging: reel diameter=13, reel width=32mm, pieces/reel=300 pieces mechanical - isl44 packaging: reel diameter=13, reel width=32mm, pieces/reel=250 pieces ????????? ? ?? ?? ??? ? ???????? ? ?????????????? ?????????????? ????? ?? ? recommended pcb layout schematic ? ?
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