(a) (c) (b) (d) 1. part no. expression : (a) series code superworld electronics (s) pte ltd 3. mate ri als : pg. 1 2.0 -0.05/+0.35 bd unit:m/m 2.5 -0.1/+0.2 ac 1.02 max. 0.85 ref. s d s 2 5 2 0 1 0 d 1 0 0 m f e 0.80 ref. l 2.9 ref. g 0.8 ref. h 2.4 ref. (b) dimension code (c) material code (e) (d) inductance code : 100 = 10.0uh (e) tolerance code : m = 20% 16.01.2014 sds252010d series smd power inductors 2. conf igurat ion & di me ns ions : a b c d e d (a) core : ferrite core (b) coating : epoxy with magnetic powder (c) termination : tin pb free (d) wire : enameled copper wire g h recommended pcb pattern l a b d c note : specifications subject to change without notice. please check our website for latest information. exposed wire tolerance limit of coating resin part on product side. size of exposed wire occurring to coating resin is specified below. 1. width direction dimension a acceptable when a Q w/2 nonconforming when a w/2 2. length direction dimension b dimension b is not specified. 3. the total area of exposed wire occurring to each sides is not greater than 50% of coating resin area, and is acceptable. b a w (f) (f) f : rohs compliant
4. ge ne ral sp ecif ication : superworld electronics (s) pte ltd pg. 2 part no. inductance ( uh ) dcr ( hz ) frequency test isat ( ? )20% typ. (a) 5. electrical characteristics : b) isat : based on inductance change ( l/l0 : -30%) Q c) irms : based on temperature rise ( t : 40c) max d) operating temp. : -55 c to 125 c(for products in unopened tape package, less than 40 c) a) ambient temp. : 25 c irms typ. (a) smd power inductors note : specifications subject to change without notice. please check our website for latest information. sds252010d220mf 22 20% 0.1v/1m 1.120 0.50 0.50 SDS252010D100MF 10 20% 0.1v/1m 0.47 0.75 0.75 16.01.2014 sds252010d series
superworld electronics (s) pte ltd pg. 3 6. characteristics curves : smd power inductors note : specifications subject to change without notice. please check our website for latest information. SDS252010D100MF sds252010d220mf 16.01.2014 sds252010d series
superworld electronics (s) pte ltd pg. 4 note : specifications subject to change without notice. please check our website for latest information. smd power inductors 16.01.2014 sds252010d series 7. re li abil it y and te st condition : life test solderability test solder heat resistance jedec j-std-020dclassification reflow profiles preconditioning:run through ir reflow for 2 times.( ipc/ refer to standard electrical characteristics list performance electrical characteristics test inductance l item agilent-4291, agilent- 4287 a gi l ent-4291 test condition appearance : no dam age. to drop approximately l(%). saturation dc current (isat) will cause l0 a gi l ent-4338 temperature : 85 2 c (inductor) base on temp. rise & l/l0a 30%. Q q srf dc resistance rated current rise approximately t(c ) without core loss. heat rated current (irms) will cause the coil temperature t 40cmax temperature rise test 1.applied the allowed dc current. 2.temperature measured by digital surface thermometer mechanical performance test inductance : within 10% of initial value q : shall not exceed the specification value. more than 95% of terminal electr ode should be c ov ered w i th solder. reliability test agilent-4192, agilent- 4285 rdc : within 15% of initial value and shall not exceed the specification value 260 5 (solder temp) ( c) ramp/immersion temperature temperature and emersion rate 10 1 (s) time of heat number cycles 25mm/s 6 mm/s 1 depth: completely cover the termination solder : sn99.5%-cu0. 5% temperature : 245 5 c preheat : 150 c,60sec flux for lead free : rosin. 9.5% d i p ti me : 4 1sec depth : completely cover the termination appearance : no dam age. inductance : within 10% of initial value q : shall not exceed the specification value. rdc : within 15% of initial value and shall not exceed the specification value applied current : rated current duration : 1000 12hrs measured at room temperature after placing for 24 2 hrs thermal shock jedec j-std-020dclassification reflow profiles step1 : -40 2 c 30 5min preconditioning:run through ir reflow for 2 times.( ipc/ step2 : 252c 0.5min Q step3 : 105 2 c 30 5min number of cycles : 500 measured at room fempraturc after placing for 24 2 hrs humidity resistance test jedec j-std-020dclassification reflow profiles humidity : 852 r.h preconditioning:run through ir reflow for 2 times.( ipc/ temperature : 85 c 2 c duration : 1000hrs min. with 100% rated current measured at room temperature after placing for 24 2 hrs vibration test jedec j-std-020dclassification reflow profiles oscillation fr equency : 10 2k 10hz for 20 minutes preconditioning:run through ir reflow for 2 times.( ipc/ equipment : vibration checker total amplitude : 1.52mm 10% testing time : 12 hours(20 minutes, 12 cycles each of 3 orientations)
superworld electronics (s) pte ltd pg. 5 note : specifications subject to change without notice. please check our website for latest information. 16.01.2014 8. soldering and mounti ng : 8-1.2 soldering iron (figure 2) : 8-1.1 lead free solder re-flow : if hand soldering cannot be avoided, the preferred technique is the utilization of hot air soldering tools. mildly activated rosin fluxes are preferred. our terminations are suitable for all wave and re-flow soldering systems. recommended temperature profiles for re-flow soldering in figure 1. products attachment with soldering iron is discouraged due to the inherent process control limitations. in the event that a) preheat circuit and products to 150 c. b) 355 c tip temperature (max) c) never contact the ceramic with the iron tip a soldering iron must be employed the following precautions are recommended. note : 8-1. soldering e) use a 20 watt soldering iron with tip diameter of 1.0mm f) limit soldering time to 4-5 secs. d) 1.0mm tip diameter (max) 4 80s max. 60~180s tp(260 c/40s max.) preheating figure 1. re-flow soldering : 3 times max. 150 25 217 200 time(sec.) g rad ual cooling over 1min. figure 2. iron soldering : 1 times max. cooling 60~150s 20~40s s olde ring natu ral cooling temperature c 150 350 preheating soldering natural within 4-5s time(sec.) smd power inductors sds252010d series
superworld electronics (s) pte ltd pg. 6 note : specifications subject to change without notice. please check our website for latest information. smd power inductors 16.01.2014 sds252010d series 9. packaging information : 9-1. reel dimension d b c a c(mm) 13 0.8 7" x 8mm 7" x 8mm 50 min. 8.4 1.0 type b(mm) a(mm) 178 2 d(mm) p po:4 0.1 9-2 tape dimension / 8mm p2:2 0.05 w:8.0 0.1 ao bo ko t ko(mm) 1.40 0.1 sds252010d 2.85 0.1 2.45 0.1 series bo(mm) ao(mm) 4.0 0.1 p(mm) 0.23 0.05 t(mm) 9-3. packaging quantity s d s 252010d chip / reel size 2000 bottom view
superworld electronics (s) pte ltd pg. 7 note : specifications subject to change without notice. please check our website for latest information. smd power inductors 16.01.2014 sds252010d series application notice a) temperature and humidity conditions : less than 40 c and 60% rh. to maintain the solderabililty of terminal electrodes : b) recommended products should be used within 12 months from the time of delivery. c) the packaging material should be kept where no chlorine or sulfur exists in the air. b) the use of tweezers or vacuum pick up is strongly recommended for individual components. c) bulk handling should ensure that abrasion and mechanical shock are minimized. a) products should be handled with care to avoid damage or contamination from perspiration and skin oils. 2. transportation : 1. storage conditions : 9-4. tearing off force top cover tape f 165 to 180 860~1060 room atm in the arrow direction under the following conditions. the force for tearing off cover tape is 15 to 80 grams base tape 5~35 ( c) room temp. (%) 45~85 room humidity (mm/min) teari ng speed (hpa) 300
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