samwha electronics co., ltd v applications v features v dimensions & land pattern CPI1608NHQ series v characteristics http://www.samwha.com/chip dps-081104 this description in the this catalogue is subject to change without notice ? dc-dc converter circuits for mobile equipment 1.6 0.15 0.8 0.15 1.0 max. 0.3 0.2 recommend land pattern 2.1 0.15 0.7 0.15 1.1 0.15 (unit : mm) ? small size (1.6 mm x 0.8 mm, 1.0 mm height) ? large rated current (0.8a @ 1.0uh) ? magnetically shielded ? high efficiency (inductive energy) ? fast mounting speed ? rohs compliant inductance vs. dc current inductance vs. frequency 0.70 0.35 2.2 CPI1608NHQ2r2mt 0.60 0.60 4.7 CPI1608NHQ4r7mt 0.65 30% 0.50 3.3 CPI1608NHQ3r3mt 0.80 0.20 20% 1.0 CPI1608NHQ1r0mt t=40deg.c tolerance ( ? ) tolerance ( h) rated current (a) dc resistance inductance at 1 mhz part number 1 10 100 1000 0.1 1 10 1 10 100 0.1 1 10 1r0 2r2 3r3 4r7 1r0 2r2 3r3 4r7 i n d u c t a n c e ( u h ) dc current (ma) i n d u c t a n c e ( u h ) frequency (mhz) chip power inductors
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