48 ? nic components corp. www .niccomp. com www .lowesr. com www .rfpassives. com www .smtmagnetics. com 49 ? nic components corp. www .niccomp. com www .lowesr. com www .rfpassives. com www .smtmagnetics. com series a b c d l l 1 w w 1 t npi21s 4.80.1 3.0 0.1 0.5 0.1 0.4 0.1 5.2 0.1 5.0 0.1 6.5 max. 5.0 0.1 1.05 max. npi22s 1.25 max. npi23s 1.55 max. npi24s 2.55 max. npi__s series npi power inductors t case size npi21s npi22s npi23s npi24s inductance range 2.2 h ~ 47 h 100 h ~ 1,000 h 100 h ~ 3,300 h inductance tolerance 20% (m) operating temperature range -25c ~ +85c inductance change at isat -10% max. temperature rise at isat +40c max. resistance to solder heat 260c for 10 seconds (inductance change 10% max.) features ? miniature size (6.5mm x 5.2mm) ? low profile (1.05mm ~ 2.55mm maximum height) ? surface mountable construction ? taped and reeled for automatic insertion case dimensions (mm) characteristics series l g g 1 h npi_s 5.4 4.2 2.2 3.8 npi 21 s 220 m tr f termination finish: f = rohs compliant pb-free (100%sn) b = sn-pb (optional) packaging: tr = tape & reel inductance tolerance code: m=20% inductance code ( h): 1st two digits are signif cant, 3rd digit is multiplier for values from 10 h and up. construction code (see drawing for details) size code (see table for details) series part number system land pattern dimensions (mm) l g h a b c d 1 2 3 4 w 1 w l 1 l 100 1 2 3 4 circuit schematic reflow soldering profile soldering 260c max. 5 seconds max. cool down 60 ~ 120 sec. 25 50 100 150 200 250 300 pre-heat 150c ~ 180c time above 230c 30 seconds max. 30 60 90 120 150 180 210 240 270 300 time - seconds temperature c rohs compliant includes all homogeneous materials *see part number system for details
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