shielded power inductors C dt1608c document 178-1 document 178-1 revised 05/20/10 specifcations operating parameters inductance current energy switching inductance 2 dcr max srf typ rating 3 rating 4 storage max frequency part number 1 20% (h) (ohms) (mhz) (h) (a) (joules) max dt1608c-102ml_ 1.0 0.065 180 0.60 2.0 1.8 1 mhz dt1608c-152ml_ 1.5 0.070 120 0.80 1.9 1.8 1 mhz dt1608c-222ml_ 2.2 0.075 100 0.90 1.5 1.8 1 mhz dt1608c-332ml_ 3.3 0.080 70 1.5 1.2 1.4 1 mhz dt1608c-472ml_ 4.7 0.085 60 2.0 1.2 1.6 1 mhz dt1608c-682ml_ 6.8 0.090 50 3.0 1.0 1.9 1 mhz dt1608c-103ml_ 10 0.125 45 5.0 0.7 1.2 1 mhz dt1608c-153ml_ 15 0.135 35 6.0 0.6 1.1 1 mhz dt1608c-223ml_ 22 0.160 25 10 0.5 1.2 1 mhz dt1608c-333ml_ 33 0.275 20 12 0.45 1.5 1 mhz dt1608c-473ml_ 47 0.300 17 20 0.34 1.3 1 mhz dt1608c-683ml_ 68 0.575 14 30 0.29 1.4 1 mhz dt1608c-104ml_ 100 1.10 12 40 0.24 1.5 1 mhz dt1608c-154ml_ 150 1.40 7.0 60 0.20 1.4 500 khz dt1608c-224ml_ 220 2.25 7.0 90 0.17 1.6 500 khz dt1608c-334ml_ 330 2.90 6.0 100 0.16 1.4 500 khz dt1608c-474ml_ 470 3.60 4.0 150 0.14 1.5 500 khz dt1608c-684ml_ 680 4.55 3.5 200 0.12 1.4 500 khz dt1608c-105ml_ 1000 8.10 2.5 400 0.08 1.4 500 khz 1. when ordering, please specify termination and packaging codes: dt1608c-106mlc termination: l = rohs compliant gold over nickel over moly-manganese. special order: t = rohs tin-silver-copper (95.5/4/0.5) or s = non-rohs tin-lead (63/37). packaging: c = 7 machine-ready reel. eia-481 embossed plastic tape (750 parts per full reel). b = less than full reel. in tape, but not machine ready. to have a leader and trailer added ($25 charge), use code letter c instead. d = 13 machine-ready reel. eia-481 embossed plastic tape (2500 parts per full reel). 2. inductance tested at 0.1 vrms, 100 khz, 0 adc. 3. measured at the rated current. refer to l vs current curves for details. 4. average maximum allowable current. dt series inductors are designed for current spikes as high as twice the current rating. 5. ambient temperature range: C 40c to +85c 6. storage temperature range: component: C 40c to +85c packaging: C 55c to +80c 7. resistance to soldering heat: three refows at >217c for 90 seconds (+260c 5c for 20 C 40 seconds), allowing parts to cool to room temperature between. 8. electrical specifcations at 25c. see color coding section for part marking information. refer to doc 362 soldering surface mount components before soldering. the coilcraft dt1608 series is magnetically shielded and the materials used provide natural heat sinking. this allows these parts to be used at relatively high currents. even at 150% of rated current, the temperature rise is less than 15c. because of their swinging inductance vs current char - acteristics, the dt1608 series can be used as ultra high l inductors at zero or low current. for new designs, consider the lps4018 as an alternative to this series. the lps4018 series is more cost effec - tive, features a smaller footprint, lower profle and better current handling. we will continue to manufacture and support the dt1608c indefnitely.
shielded power inductors C dt1608c series document 178-2 document 178-2 revised 05/20/10 typical l vs current current (a) 0.1 1 10 100 10000 1000 0.01 0.1 10 1 inductance (h) 10000 -105 -104 -103 -102 0.160 4,06 dia 0.115 2,92 max recommended land p attern 0.160 4,06 0.140 3,56 0.055 1,40 0.270 6,86 0.260 6,60 max 0.175 4,45 max 0.090 2,29 0.040 1,02 min 0.170 4,32 0.050 1,27 pa rt marking 0.070 1,78 dash n umber pa rt mar king since fe b. 2005. pa rt s manuf actured pr ior to that date ma yh ave color dots . 1st significant digit 2nd significant digit multiplier pa rt mar king pr ior to fe b. 2005 visit www .coilcraft.com/colr po wr .cfm fo r color dot mar king details . xxx weight: 136 C 157 mg terminations: gold over nickel over moly-manganese. other terminations available at additional cost. tape and reel: 750/7f reel; 2500/13f reel 12 mm tape width for packaging data see tape and reel specifcations section. -40 -20 02 0 25 c 40 60 80 100 140 120 a mbient t emperature (c) chang e in r ated c urrent (% ) +3 0 +2 0 +1 0 0 -1 0 -2 0 -3 0 isat derating
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