superworld electronics (s) pte ltd note : specifications subject to change without notice. please check our website for latest information. pg. 1 08.04.2011 c 2. configuration & dimensions : 8.0 max. d) part temperature (ambient + temp. rise) : shoul d not exceed 125 c under worst case operating conditions. c) isat (a) : will cause l to drop approximately 20% a) operating temp. : -40 c to +125 c b) irms (a) : will cause coil temp. to rise approximately ? t=40c without core loss. e 13.46 max. 12.95 max. 0 4. general specification : 3. schematic : b c ab a 0939.32 r21 7.62 0.25 7.11 0.25 3.18 0.25 5.08 0.25 2.54 0.25 g h g e dh g i pcb pattern i unit:m/m d s s l 1 3 0 8 m - r 2 1 m f - r 3 2 high current power inductors (f) (a) (d) (b) (c) (e) 1. part no. expression : (e) tolerance code : m = 20% (f) f : rohs compliant (g) (c) material code (d) inductance code (g) dcr code (b) dimension code (a) series code ssl1308m series
35 30 0.32 0.44 20% ssl1308m-r44mf-r32 0.25v/1m 0.53 0.53 0.53 0.53 note : specifications subject to change without notice. please check our website for latest information. superworld electronics (s) pte ltd 6. characteristics curves : ssl1308m-r21mf-r53 ssl1308m-r26mf-r53 ssl1308m-r53mf-r53 ssl1308m-r44mf-r53 0.25v/1m 0.44 20% 0.26 20% 0.32 20% 0.21 20% 0.25v/1m 0.25v/1m 0.25v/1m pg. 2 08.04.2011 30 35 45 41 45 60 50 71 0.32 0.32 0.32 9.4% ( m
) dcr high current power inductors ssl1308m-r32mf-r32 ssl1308m-r26mf-r32 SSL1308M-R21MF-R32 5. electrical characteristics : part no. 0.21 20% 0.25v/1m 0.32 20% 0.26 20% 0.25v/1m 0.25v/1m inductance l ( uh ) 0 test ( hz ) freq. 71 45 41 45 50 60 irms ( a ) max. isat ( a ) max. ssl1308m series 0714212835 dc current(a) 0 0.2 0.4 0.6 0.8 inductance (uh) 0 10 20 30 40 50 60 70 80 temp. ri se( o c) slpi1308m-r44m-r32 ssl1308m-r44mf-r32 0 1020304050 dc current(a) 0 0.15 0.3 0.45 0.6 indu c tan c e (uh) 0 10 20 30 40 50 60 70 80 temp. rise( o c) slpi1308m-r32m-r32 ssl1308m-r32mf-r32 0 15304560 dc current(a) 0 0.1 0.2 0.3 0.4 0.5 indu c tan c e (uh) 0 10 20 30 40 50 60 70 80 temp. ri se( o c) slpi1308m-r26m-r32 ssl1308m-r26mf-r32 0 15304560 dc current(a) 0 0.1 0.2 0.3 0.4 indu c tan c e (uh ) 0 10 20 30 40 50 60 70 80 temp. ri se( o c) slpi1308m-r21m-r32 SSL1308M-R21MF-R32
08.04.2011 superworld electronics (s) pte ltd note : specifications subject to change without notice. please check our website for latest information. pg. 3 ssl1308m series high current power inductors 6. characteristics curves : 0 7 14 21 28 35 dc current(a) 0 0.2 0.4 0.6 0.8 indu c t a n c e (uh) 0 10 20 30 40 50 60 70 80 temp. ri se( o c) slpi1308m-r44m-r53 ssl1308m-r44mf-r53 01020304050 dc current(a) 0 0.15 0.3 0.45 0.6 indu c tan c e (uh ) 0 10 20 30 40 50 60 70 80 temp. ri se( o c) slpi1308m-r32m-r53 ssl1308m-r32mf-r53 0 1224364860 dc current(a) 0 0.1 0.2 0.3 0.4 0.5 indu c t a n c e (uh) 0 10 20 30 40 50 60 70 80 te mp. ri se( o c) slpi1308m-r26m-r53 ssl1308m-r26mf-r53 0 15304560 dc current(a) 0 0.1 0.2 0.3 0.4 indu c t an c e (uh ) 0 10 20 30 40 50 60 70 80 temp. ri se( o c) slpi1308m-r21m-r53 ssl1308m-r21mf-r53
recovery : 4 to 24hrs of recovery under the standard superworld electronics (s) pte ltd pg. 4 defects harmful to the characteristics should not appearance : cracking, chipping and any other note : specifications subject to change without notice. please check our website for latest information. random vibration test be allowed. humidity resistance 2. inductance : within 20% of initial value. no disconnection or short circuit. 1. appearance : no damage frequency : 10-55-10hz for 1 min. a period of 2 hours in each of 3 mutually perpendicular directions and times : x, y, z directions for 2 hours. amplitude : 1.52mm directions (total 6 hours). 08.04.2011 recovery : 4 to 24hrs of recovery under the standard applied current : rated current condition after the removal from test chamber. time : 500 12 hours condition after the removal from test chamber. humidity : 90% to 95% temperature : 40 5 c 2. inductance : within 20% of initial value. thermal shock no disconnection or short circuit. low temperature high temperature life test life test reliability test 1. appearance : no damage room temperature room temperature 85 3 4 total : 5 cycles 3 2 within 3 30 3 within 3 condition after the removal from test chamber. temperature ( c) conditions of 1 cycle. -25 3 step 1 times (min.) 30 3 recovery : 4 to 24hrs of recovery under the standard recovery : 4 to 24hrs of recovery under the standard condition after the removal from test chamber. time : 500 12 hours temperature : -40 5 c time : 500 12 hours temperature : 125 5 c 2. inductance change : within 20% of initial value solder heat resistance 1. appearance : no significant abnormality mechanical performance test saturation current (isat) solderability test more than 90% of the terminal electrode should be covered with solder. after fluxing, component shall be dipped in a melted dipping 10 0.5 seconds dip time : 10 0.5sec. flux : rosin 60 seconds 150 c 260 c preheating solder bath at 245 5 c for 5 secs solder temperature : 260 5 c solder : sn-ag3.0-cu0.5 preheat : 150 c, 60sec. natural cooling isat(a) will cause lo to drop approximately 20% cooling 5 0.5 seconds 245 c 60 seconds 150 c preheating natural dipping high current power inductors refer to standard electrical characteristics list electrical characteristics test heat rated current (irms) 7. reliability and test condition : inductance dcr item performance hp4284a irms(a) will cause the coil temperature rise approximately ? t=40c without core loss hioki3540 test condition ssl1308m series
temperature c 8-2. soldering 8-2.2 soldering iron (figure 2) : air soldering tools. 8-2.1 solder re-flow : mildly activated rosin fluxes are preferred. the minimu m amount of solder can lead to damage from the stresses caused by the difference in coefficients of expansion between solder, ch ip and substrate. our terminations are suitable for all wave and re-flow soldering systems. if hand soldering cannot be avoided, the preferred te chnique is the utilization of hot under mechanical stress as warping the board. the mechanical stress to prevent failure. products shall be positioned in the sideway direction against pc board should be designed so that products are not sufficient high current power inductors 8. soldering and mounting : 8-1. recommended pc board pattern note : specifications subject to change without notice. please check our website for latest information. 7.62 0.25 7.11 0.25 3.18 0.25 i 300 480s max. temperature c superworld electronics (s) pte ltd pg. 5 gradual cooling figure 1. re-flow soldering figure 2. iron soldering time(sec.) 25 60~150s 150 60~180s 217 200 over 1min. within 3secs. 150 08.04.2011 recommended temperature profiles for re-flow soldering in figure 1. natural products attachment with soldering iron is discouraged due to the inherent process control limitations. in the event that e) use a 20 watt soldering iron with tip diameter of 1.0mm soldering 20~40s max. tp(260 c/10s max.) preheating cooling natural d) 1.0mm tip diameter (max) f) limit soldering time to 3 secs. preheating 350 cooling soldering a) preheat circuit and products to 150 c. a soldering iron must be employed the following precautions are recommended. c) never contact the ceramic with the iron tip b) 280 c tip temperature (max) note : ssl1308m series h g g gi h unit:m/m
b d ?c note : specifications subject to change without notice. please check our website for latest information. superworld electronics (s) pte ltd 3200 carton 9-3 packaging quantity ssl1308m size inner box chip / reel 800 400 pg. 6 08.04.2011 16.0 0.1 2.0 0.1 d(mm) 0.15 min p ko(mm) bo(mm) ao(mm) series 13.8 0.1 ssl1308m 13.8 0.1 8.2 0.1 4.0 0.1 9-2 tape dimension 13" x 24mm 75 2 b(mm) 24.0 0.5 type a(mm) 13.5 0.5 330 c(mm) a 1.75 0.1 ko p(mm) w(mm) t(mm) 0.35 0.05 24.0 0.3 ao w ?1.5+0.1 bo t embossed carrier high current power inductors 9-1. reel dimension 9. packaging information : 2.0 0.5 cover tape ssl1308m series
b) the use of tweezers or vacuum pick up is strongly recommended for individual components. a) products should be handled with care to avoid damage or contamination from perspiration and skin oils. superworld electronics (s) pte ltd note : specifications subject to change without notice. please check our website for latest information. c) bulk handling should ensure that abrasion and mechanical shock are minimized. application notice to maintain the solderabililty of terminal electrodes : a) temperature and humidity conditions : less than 40 c and 70% rh. b) recommended products should be used within 6 months from the time of delivery. c) the packaging material should be kept where no chlorine or sulfur exists in the air. 2. transportation : 1. storage conditions : base tape 5~35 45~85 pg. 7 08.04.2011 860~1060 300 ssl1308m series (referenced ansi/eia-481-c- 2003 of 4.11 st andard) room humidity the force for tearing off cover tape is 10 to 130 grams in the arrow direction under the following conditions. high current power inductors top cover tape 1 6 5 t o 1 8 0 f 9-4. tearing off force room temp. ( c) (%) tearing speed (mm/min) room atm (hpa)
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