yageo corporation smd inductor / beads shapes and dimensions dimensions : mm sdt0804 series smd power inductors these inductors are designed for a wide variety of applications including board mounted dc-dc converters, miniature power supplies, and voltage multiplying circuits. they function equally well in flter and smoothing circuit applications. the yageo sdt series represents the ultimate in cost effective miniature power inductors. they are constructed of materials specially developed for surface mount applications to ensure the best possible reliability and ease of use and handling. 5.08 +0 12.95 +0 9.4 +0 3r d. 2nd. 1st. 7.62 2.54 2.54 s p eci f icati on s op erati n g p ara m eters p art no . i nd ucta n ce d c sr f i nd ucta n ce curre n t e n ergy switchi n g @100 k hz, 0 ad c resista n ce ty p rati n g * ragi n g ** st o rage f reque n cy ( h 20%) (?) max. (mhz) (?h) (a) ( jou le s) max. max. sdt0804t-1r0m-s 1.0 0.025 60 0.50 5.0 9 1 mhz sdt0804t-1r5m-s 1.5 0.030 55 0.70 5.0 12 1 mhz sdt0804t-2r2m-s 2.2 0.035 55 1.00 5.0 15 1 mhz sdt0804t-3r3m-s 3.3 0.040 50 1.50 5.0 16 1 mhz sdt0804t-4r7m-s 4.7 0.045 45 2.00 3.0 10 1 mhz sdt0804t-6r8m-s 6.8 0.050 40 4.00 2.5 14 1 mhz sdt0804t-100m-s 10 0.055 35 5.00 2.0 11 1 mhz sdt0804t-150m-s 15 0.060 25 6.00 1.8 12 1 mhz sdt0804t-220m-s 22 0.084 22 10 1.5 11 1 mhz sdt0804t-330m-s 33 0.090 18 12 1.3 13 1 mhz sdt0804t-470m-s 47 0.11 16 27 1.0 13 1 mhz sdt0804t-680m-s 68 0.15 12 40 0.90 17 1 mhz sdt0804t-101m-s 100 0.29 9 50 0.80 15 1 mhz sdt0804t-151m-s 150 0.36 8 80 0.60 15 500 khz sdt0804t-221m-s 220 0.39 6 90 0.50 10 500 khz sdt0804t-331m-s 330 0.73 5 150 0.40 13 500 khz sdt0804t-471m-s 470 0.88 4 200 0.35 13 500 khz sdt0804t-681m-s 680 1.15 3 300 0.30 13 500 khz SDT0804T-102M-S 1000 1.45 2.5 420 0.25 13 500 khz * measured at the rated current. refer to curves below for more detail. ** average maximum allowable current. sdt series inductors are designed for current spikes as high as 2x the current rating. operating temperature range -40c to +85c ? packaging: t: tape and reel ? tolerance: m: 20% ? note: yageo will start to release sdt series inductors with lead-free terminals which meet sony ss-00259's criteria for lead- free product in q2 of 2004, and tageo internal no will be changed to n as identifcation. ex. sdt0402t-1r0m-n features ? ultra high l and low current ? functions equally well in filter and smoothing circuit applications. ? available in 2 sizes. app licati on s board mounted dc-dc converters miniature power supplies, and voltage multiplying circuits. sdt - - p r od uct i d e n ti f icati on international no. tolerance inductance packaging style dimensions product symbol
247 electrical characteristics : l ead - free & rohs compliance p art no . curre n t i nd ucta n ce m a x ma x i nd ucta n ce r d c sr f ragi n g ce en erge switchi n g ( h) (?) max. ( m hz) ty p (a) ( u h) ( jou le s) frequency sdt0804t-1r0 -s 1.0 0.025 60 5.0 0.5 9 1 mhz sdt0804t-1r5 -s 1.5 0.030 55 5.0 0.7 12 1 mhz sdt0804t-2r2 -s 2.2 0.035 55 5.0 1 15 1 mhz sdt0804t-3r3 -s 3.3 0.040 50 5.0 1.5 16 1 mhz sdt0804t-4r7 -s 4.7 0.045 45 3.0 2 10 1 mhz sdt0804t-6r8 -s 6.8 0.050 40 2.5 4 14 1 mhz sdt0804t-100 -s 10 0.055 35 2.0 5 11 1 mhz sdt0804t-150 -s 15 0.060 25 1.8 6 12 1 mhz sdt0804t-220 -s 22 0.084 22 1.5 10 11 1 mhz sdt0804t-330 -s 33 0.090 18 1.3 12 13 1 mhz sdt0804t-470 -s 47 0.11 16 1.0 27 13 1 mhz sdt0804t-680 -s 68 0.15 12 0.90 40 17 1 mhz sdt0804t-101 -s 100 0.29 9 0.80 50 15 1 mhz sdt0804t-151 -s 150 0.36 8 0.60 80 15 500 khz sdt0804t-221 -s 220 0.39 6 0.50 90 10 500 khz sdt0804t-331 -s 330 0.73 5 0.40 150 13 500 khz sdt0804t-471 -s 470 0.88 4 0.35 200 13 500 khz sdt0804t-681 -s 680 1.15 3 0.30 300 13 500 khz sdt0804t-102 -s 1000 1.45 2.5 0.25 420 13 500 khz note : -tolerance k=10% / =15% / m=20% / n=+40% -20% 1.operating temperature range -40c~85c 2.inductance rating: measured at the ratted current.sdt series inductors are design for current 3. current raging:average maximum allowable current.sdt series inductors are design for current spikes as high as 2x the current rating; test frequency :100 khz/0.1v "-n"for completely lead free type(including ferrite body & solder)
248 ty p ical i nd ucta n ce e n ergy st o rage vs . curre n t 0 0.2 0.4 0.6 1 1.6 1.8 1.4 2.2 2.6 0.8 1.2 2 2.4 2.8 3 3.2 0 12 8 4 2 6 10 0 12 10 6 2 4 8 current (a) sdt0804t -100m-s l (uh) w (uj) 0 0.05 0.1 0.15 0.2 0.25 0.3 0 14 8 4 6 10 12 0 14 12 8 2 4 6 10 current (a) sdt0804t -102m-s l (uh) w (uj) 0 0.05 0.1 0.15 0.2 0.25 0.3 0 1200 600 200 400 800 1000 0 14 12 8 2 4 6 10 current (a) sdt0804t -102m-s l (uh) w (uj) 0 0.2 0.4 0.6 0.8 1 0 120 100 80 40 20 60 0 16 14 10 12 6 2 4 8 current (a) sdt0804t -1r0m-s l (h) w (j)
249 reel d i m e n si on s c b a d r ec omm e nd e d patter n land p attern c a b d ta p e m aterial carrier tape : polystyrene cover type : polyethylene 160mm min. blank par t cov er t ap e chip mounting par t blank 330mm min. leader t a p e di m e n si on s w p0 p p2 k0 k0 plastic paper e d ty p e ta p e rec omm e nd e d reel qua n tity d i m e n si on s p atter n d i m e n si on s p cs/reel k 0 d e w p p 0 p 2 a b c d a b c d 178 330 sdt0402 3.2 1.55 1.75 12 8 4 2 6.86 4.06 3.56 1.40 330 100 13 13.4 - 2500 178 60 13 13.2 750 - sdt0804 5.4 1.55 1.75 24 16 4 2 13.21 7.37 2.79 2.92 330 100 13 24.4 - 750 dimensions : mm
250 s d t series reliability test 1-1 m echa n ical p er fo r m a n ce no. item specification test conditions 1-1-1 vibration appearance : no damage test device shall be soldered on the substrate. l change : within 10% oscillation frequency : 10 to 55 to 10hz for 1min. q change : within 30% amplitude : 1.5mm rdc : within specifcation time : 2hrs. for each axis (x, y & z), total 6hrs. 1-1-2 resistance to appearance : no damage pre-heating : 150c, 1min. soldering heat solder composition : sn/pb = 63/37 solder temperature : 260 5c immersion time : 10 1sec. 1-1-3 solderability the electrodes shall be at least 90% covered pre-heating : 150c, 1min. with new solder coating. solder composition : sn/pb = 63/37 solder temperature : 230 5c immersion time : 4 1sec. 1-2 e n vir onm e n tal p er fo r m a n ce no . ite m s p eci f icati on test c ond iti on s 1-2-1 temperature shock appearance : no damage 10 cycles (air to air) 1 cycles shall consist of : l change : within 10% 30min. exposure to -55c l change : within 30% 30min. exposure to 125c rdc : within specifcation 15sec. max. transition between temperatures measured after exposure in the room condition for 24hrs. 1-2-2 temperature cycle one cycle step temperature ( c) time (min.) 1 -25 3 30 2 25 2 3 3 85 3 30 4 25 2 3 total : 100 cycles measured after exposure in the room condition for 24hrs. 1-2-3 humidity resistance temperature : 40 2c relative humidity : 90 ~ 95% time : 1000hrs. measured after exposure in the room condition for 24hrs. 1-2-4 high temperature temperature : 85 3c resistance relative humidity : 20% applied current : rated current time : 1000hrs. measured after exposure in the room condition for 24hrs. 1-2-5 low temperature temperature : -25 3c resistance relative humidity : 0% time : 1000hrs. measured after exposure in the room condition for 24hrs.
251 temperature c for: lead solder for: lead-free solder time:second pre-heating 60 second 120 second 80 second 5~10 second soldering natural cooling 260 c 230 c 160 c 150 c c c for:cl/ clh/ sqv/ smd power inductors/ smd chip beads/ smd filters, transformers, current sensors
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