pm-134 unshielded drum core (up0.4c) uni-pac? 0.4c description ? miniature size and rugged construction ? designed for high shock environments ? suited for ir and vapor reflow solder ? frequency range 1khz to 2mhz ? ferrite core material applications ? computer, pager and battery powered equipment environmental data ? storage temperature range: -40c to +125c ? operating ambient temperature range: -40c to +85c range is application specific. temperature rise is approximately 40c at rated rms current. maximum operating temperature is 125c including ambient. ? solder reflow temperature: +260c max. for 10 seconds max. packaging ? supplied in tape and reel packaging, 2,500 per reel part inductance ocl (1) irms (2) isat (3) dcr (4) number h h 20% amperes amperes ohms (rated) (max) up0.4c-1r0-r 1.0 1.16 2.88 3.33 0.030 up0.4c-1r5-r 1.5 1.49 2.58 2.94 0.034 up0.4c-2r2-r 2.2 2.27 2.15 2.38 0.050 up0.4c-3r3-r 3.3 3.22 1.89 2.00 0.060 up0.4c-4r7-r 4.7 4.95 1.55 1.61 0.088 up0.4c-6r8-r 6.8 7.06 1.30 1.35 0.128 up0.4c-100-r 10 9.53 1.16 1.16 0.156 up0.4c-150-r 15 14.5 0.95 0.94 0.250 up0.4c-220-r 22 21.8 0.76 0.77 0.360 up0.4c-270-r 27 27.5 0.69 0.68 0.480 up0.4c-330-r 33 32.2 0.64 0.63 0.560 up0.4c-390-r 39 39.0 0.59 0.57 0.650 up0.4c-470-r 47 46.5 0.53 0.53 0.820 up0.4c-680-r 68 68.2 0.45 0.43 1.10 up0.4c-101-r 100 102.5 0.37 0.35 1.58 uni-pac? 0.4c low cost, low profile power inductors (surface mount) 1) open circuit inductance test parameters: 100khz, 0.250 vrms, 0.0 adc 2) rms current, delta temp. of 40c ambient temperature of 85c 3) peak current for approximately 30% roll-off @ 20c 4) values @ 20c mechanical diagrams top view 4.45 max 2.40 max 4.45 ref 1.00 ref (2x) 1 yww xxx 2 front view 2.92 max 6.60 max recommended pcb layout component view 4.06 2.9 (2x) 1.4 (2x) schematic 2 1 dimensions in millimeters. yww = date code xxx = inductance value per family chart 0% 20% 40% 60% 80% 100% 0% 20% 40% 60% 80% 100% 120% 140% 160% % of isat % of initial inductance inductance characteristics rohs 2002/95/ec
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