smt power inductors - spt series document 280-1 specifications subject to change without notice. document 280-1 revised 4/25/02 1 l (0a) 2 l 2 typ 3 dcr max 3 srf typ 4 i i i i i dc body part number 1 20% (h) (h) (m ) (mhz) (a) size standard series spt20l-112mx_ 1.1 1.01 16.0 360 3.4 1 spt38l-382mx_ 3.8 2.5 9.3 133 8.0 3 spt30l-522mx_ 5.2 3.8 19.9 60 4.8 2 spt20l-702mx_ 7.0 6.2 95.0 70 1.4 1 spt38l-752mx_ 7.5 5.1 18.7 73 5.4 3 spt44l-792mx_ 7.9 4.9 16.2 49 7.8 4 spt30l-123mx_ 12 9.4 47.2 33 2.8 2 spt44l-143mx_ 14 9.0 23.6 20 5.5 4 spt50l-163mx_ 16 9.3 19.7 19 7.2 5 spt38l-223mx_ 22 16.2 63 34 2.7 3 spt20l-233mx_ 23 17.6 320 21 1.0 1 spt50l-263mx_ 26 16.1 32 9.2 5.1 5 spt30l-353mx_ 35 29.7 166 12.0 1.4 2 spt44l-413mx_ 41 29.1 85 9.5 2.7 4 spt38l-733mx_ 73 58.1 290 5.0 1.3 3 spt50l-733mx_ 73 50 133 14.0 2.6 5 spt30l-174mx_ 170 114 640 3.3 0.94 2 spt38l-294mx_ 290 192 657 2.3 0.90 3 spt38l-674mx_ 670 383 1200 1.2 0.72 3 spt44l-115mx_ 1100 670 1908 0.73 0.70 4 spt50l-205mx_ 2000 1070 1932 0.40 0.71 5 high current series spt44h-282mx_ 2.8 1.68 4.6 136 13.9 6 spt44h-422mx_ 4.2 2.5 6.6 72 11.4 6 spt50h-652mx_ 6.5 3.5 7.2 46 12.4 7 spt50h-842mx_ 8.4 4.7 8.5 23 10.4 7 spt68h-113mx_ 11 6.5 8.2 20 14.0 8 spt68h-183mx_ 18 10.0 12.5 9 10.0 8 the spt series is designed for exceptionally high current handling in a low profile surface mount part. the self-leaded design ensures rugged reliability and the toroid winding virtually eliminates stray electromagnetic emissions. there are two versions: the standard series with current ratings up to 8 amps, and the high current series that can handle up to 13.9 amps. all are rated for operation from ? 40 to +130 c and the materials meet ul 94v-0 rating. in addition to the standard values shown, coilcraft can custom engineer parts for specific applications. for free evaluation samples, contact coilcraft or request them on the web at www.coilcraft.com. 1. when ordering, please specify packaging code: spt20l-112mx_ packaging code: c = 13 ? machine-ready reel eia rs-481 plastic tape. body size 1: 600 per full reel. body sizes 2?3: 350 per full reel. body sizes 4?8: 300 per full reel. for packaging data see tape and reel specifications. b = less than full reel not machine ready. may be on multiple reels. to have a leader and a trailer added ($25 charge), use code letter c instead. 2. inductance tested at 100 khz, 0.1 vrms on agilent/hp4192a. 3. inductance with i dc current applied tested at 100 khz, 0.1 vrms on agilent/hp4284a. 4. srf measured on agilent/hp8753es network analyzer. 5. operating temperature range ? 40 c to +130 c. 6. electrical specifications at 25 c.
document 280-2 specifications subject to change without notice. document 280-2 revised 4/18/02 body size 1 - 5 body size 6 - 8 smt power inductors - spt series typical l vs current (standard series) size a max b max c max d 1 e 2 f 2 g 1 0.34/ 8,64 0.34/ 8,64 0.28/ 7,00 0.26/ 6,60 0.30/ 7,62 0.27/ 6,86 0.06/ 1,52 2 0.44/ 11,05 0.44/ 11,18 0.37/ 9,50 0.35/ 8,89 0.40/ 10,16 0.36/ 9,14 0.06/ 1,52 3 0.56/ 14,22 0.56/ 14,35 0.37/ 9,50 0.45/ 11,43 0.52/ 13,21 0.46/ 11,68 0.06/ 1,52 4 0.59/ 14,99 0.61/ 15,62 0.41/ 10,50 0.50/ 12,70 0.55/ 13,97 0.51/ 12,95 0.06/ 1,52 5 0.67/ 17,02 0.70/ 17,78 0.41/ 10,50 0.58/ 14,73 0.62/ 15,75 0.59/ 14,99 0.06/ 1,52 6 0.66/ 16,89 0.66/ 16,89 0.41/ 10,50 0.56/ 14,22 0.49/ 12,45 0.57/ 14,48 0.08/ 2,03 7 0.74/ 18,80 0.74/ 18,80 0.41/ 10,50 0.63/ 16,00 0.56/ 14,22 0.64/ 16,26 0.08/ 2,03 8 0.94/ 23,88 0.94/ 23,88 0.41/ 10,50 0.82/ 20,83 0.70/ 17,78 0.83/ 21,08 0.08/ 2,03 typical l vs current (high current series) unless specified, tolerance is 0.009/0,25 1. 0.015/0,38 2. 0.005/0,13
document 280-3 specifications subject to change without notice. document 280-3 revised 4/18/02 smt power inductors - spt series typical temperature rise vs current* * measured at 25 c.
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