? coilcraft, inc. 2006 specifications subject to change without notice. please check our website for latest information. smt power inductors C sd43 series document 356-1 ocument 356-1 revised 10/10/06 dcr srf part l 2 max typ 3 i sat 4 i rms 5 number 1 (h) (mohm) (mhz) (a) (a) sd43-102ml_ 1.0 20% 33.0 100 3.80 5.8 sd43-142ml_ 1.4 20% 38.0 90 3.30 5.8 sd43-182ml_ 1.8 20% 42.0 80 2.91 4.6 sd43-222ml_ 2.2 20% 47.0 65 2.60 3.8 sd43-272ml_ 2.7 20% 52.0 60 2.43 3.7 sd43-332ml_ 3.3 20% 58.0 50 2.15 3.3 sd43-392ml_ 3.9 20% 76.0 47 1.98 3.0 sd43-472ml_ 4.7 20% 94.0 45 1.70 2.9 sd43-562ml_ 5.6 20% 101.0 40 1.60 2.8 sd43-682ml_ 6.8 20% 110.0 35 1.41 2.5 sd43-822ml_ 8.2 20% 132.0 30 1.26 2.2 sd43-103ml_ 10.0 20% 182.0 28 1.15 2.2 sd43-123ml_ 12.0 20% 210.0 24 1.05 1.8 sd43-153ml_ 15.0 20% 235.0 22 0.92 1.7 sd43-183ml_ 18.0 20% 338.0 19 0.84 1.5 sd43-223ml_ 22.0 20% 378.0 17 0.76 1.4 sd43-273ml_ 27.0 20% 522.0 16 0.71 1.1 sd43-333kl_ 33.0 10% 540.0 14 0.64 0.90 sd43-393kl_ 39.0 10% 587.0 13 0.59 0.90 sd43-473kl_ 47.0 10% 844.0 12 0.54 0.86 sd43-563kl_ 56.0 10% 937.0 11 0.50 0.70 sd43-683kl_ 68.0 10% 1117.0 10 0.46 0.60 1. when ordering, please specify packaging code: sd43-683kl c packaging: c =7 machine-ready reel. eia-481 embossed plastic tape (500 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 (2000 parts per full reel). 2. inductance measured at 100 khz, 0.1 vrms, 0 adc using an agilent/ hp 4284a impedance analyzer. 3. srf measured using agilent/hp 8753d network analyzer and coilcraft smd-d test fixture. 4 dc current at which the inductance drops 10% (typ) from its value without current. 5. average current for a 40c rise above 25c ambient. 6. operating temperature range -40c to +85c. 7. electrical specifications at 25c. see qualification standards section for environmental and test data. the sd43 series features a compact and simple design, that is both rugged and cost effective. the small footprint (4,2 mm 4,7 mm) makes it suitable for high-density mounting. with saturating current ratings up to 3.8 amps, these inductors offer the high current, low inductance values required for high power dc-dc applications. they are ideal for use in notebook computers, mobile phones, and other handheld products. they are available in 22 inductance values from 1 ? 68 h. values greater than 27 h are 10% tolerance. free evaluation samples are available by contacting coilcraft or ordering them on-line at www.coilcraft.com.
? coilcraft, inc. 2006 smt power inductors C sd43 series specifications subject to change without notice. please check our website for latest information. document 356-2 document 356-2 revised 10/10/06 typical l vs frequency typical l vs current 0.1 1 10 100 1000 0.01 0.1 10 1 inductance (h) current (a) 8.2 h 1.0 h 3.3 h 27 h 68 h 0.1 1 10 100 1000 0.01 0.1 10 1 inductance (h) frequency (mhz) 8.2 h 1.0 h 3.3 h 27 h 68 h typical temperature rise vs current 80 70 60 50 40 30 20 10 temperature rise (from 25c) current (a rms) 1 0 0 34 25678 8.2 h 1.0 h 3.3 h 27 h 68 h 0.185 4,70 0.136 3,45 0.165 4,20 0.051 1.30 0.061 1,55 0.173 4,40 0.190 4,83 max max max recommended land pattern xxx tape and reel: 500/7 reel; 2000/13 reel 12 mm tape width for packaging data see tape and reel specifications section. 0.01 0.1 100 10 1 0.01 0.1 1 10 100 1000 10000 ac resistance (ohms) frequency (mhz) 68 h 27 h 3.3 h 8.2 h 1.0 h ac resistance vs frequency
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