speci?ations which provide more details for the proper and safe use of the described product are available upon request. all speci?ations are subject to change without notice. 531_slf6028 (1/2) inductors slf series slf6028 type for power line smd features the slf series are characterized by low pro?e, low dc resistance, and high current handling capacities. because they are magnetically shielded, these parts can be used in high-density mounting con gurations. flat bottom surface ensures secure, reliable mounting. provided in embossed carrier tape packaging for use with automatic mounting machines. applications portable telephones, personal computers, hard disk drives, and other electronic equipment. specifications recommended reflow soldering conditions product identification (1) series name (2) dimensions l w t (3) packaging style (4) inductance value (5) inductance tolerance (6) rated current (7) tdk internal code (some products may not have this number. see the main body for details.) packaging style and quantities type operating temperature range [including self-temperature rise] storage temperature range [unit of products] slf6025 ?0 to +85? ?0 to +85? slf6028 ?0 to +85? ?0 to +85? slf7028 ?0 to +85? ?0 to +85? slf7030 ?0 to +85? ?0 to +85? slf7032 ?0 to +85? ?0 to +85? slf7045 ?0 to +85? ?0 to +85? slf10145 ?0 to +90? ?0 to +90? slf12555 ?0 to +90? ?0 to +90? slf12565 ?0 to +105? ?0 to +105? slf12575 ?0 to +105? ?0 to +105? 40s 60 to 120s preheating 5s natural cooling 240 5? 220 5? 150? 130? time ( s ) 6025 6.0 6.0 2.5mm 6028 6.0 6.0 2.8mm 7028 7.0 7.0 2.8mm 7030 7.0 7.0 3.0mm 7032 7.0 7.0 3.2mm 7045 7.0 7.0 4.5mm 10145 10.1 10.1 4.5mm 12555 12.5 12.5 5.5mm 12565 12.5 12.5 6.5mm 12575 12.5 12.5 7.5mm t taping(reel) 3r3 3.3 m h 100 10 m h m ?0% n ?0% 1r9 1.9a r96 0.96a packaging style type quantity taping slf6025t 1000 pieces/reel slf6028t 1000 pieces/reel slf7028t 1000 pieces/reel slf7030t 1000 pieces/reel slf7032t 1000 pieces/reel slf7045t 1000 pieces/reel slf10145t 500 pieces/reel slf12555t 500 pieces/reel slf12565t 500 pieces/reel slf12575t 500 pieces/reel slf 7032 t- 220 m r96 -2 (1) (2) (3) (4) (5) (6) (7)
531_slf6028 990803 speci?ations which provide more details for the proper and safe use of the described product are available upon request. all speci?ations are subject to change without notice. 531_slf6028 (2/2) inductors slf series slf6028 type for power line smd shapes and dimensions/recommended pc board pattern electrical characteristics * rated current:?alue obtained when current flows and the temperature has risen to 25? or when dc current flows and the initial value of inductance has fallen by 30%, whichever is smaller. test equipment inductance: yhp 4194a impedance gain/phase analyzer, or equivalent (test frequency: 1khz/0.5v) rdc: digital milliohm meter vp-2941a matsushita, or equivalent typical electrical characteristics inductance change vs. dc superposition characteristics inductance (?) inductance tolerance (%) test frequency l (khz) dc resistance ( w )?0% rated current (a) * part no. based on inductance change based on temperature rise 4.7 ?0 1 0.0284 1.6max. 2.5typ. slf6028t-4r7m1r6 6.8 ?0 1 0.0354 1.5max. 2.2typ. slf6028t-6r8m1r5 10 ?0 1 0.0532 1.3max. 1.8typ. slf6028t-100m1r3 15 ?0 1 0.0745 1max. 1.4typ. slf6028t-150m1r0 22 ?0 1 0.104 0.77max. 1.3typ. slf6028t-220mr77 33 ?0 1 0.148 0.69max. 1.1typ. slf6028t-330mr69 47 ?0 1 0.21 0.59max. 0.92typ. slf6028t-470mr59 68 ?0 1 0.29 0.5max. 0.78typ. slf6028t-680mr50 100 ?0 1 0.43 0.42max. 0.64typ. slf6028t-101mr42 6 0.2 marking ( inductance code ) winding start mark 6 0.2 4 1.5 1.5 4typ. ( 0.9 ) weight: 0.3g typ. dimensions in mm 2 0.1 2.2 2.8 0.2 ( 0.05typ. ) 220 10 m h 15 m h 22 m h 33 m h dc current ( a ) 0.01 3 1 100 1000 300 30 10 10000 3000 0.1 0.3 0.03 3 110 inductance ( m h ) a l=0.1h c=20000 m f specimen test circuit yhp model-4275a or equivalent dc lcr meter
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