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usa 858 674 8100 ? ? germany 49 7032 7806 0 ? ? singapore 65 6287 8998 ? ? shanghai 86 21 54643211 / 2 ? ? china 86 755 33966678 ? ? taiwan 886 3 4641811 www.pulseeng.com 62 spm2007 (11/07) smt power inductors flat coils - pg0077nl and pg0084nl series mechanical schematic part 8,9 inductance 2 irated 3 dcr (m ) inductance saturation 4 heating 5 core loss 6 number @irated (a) @0a dc current current i dc factor ( h typ) typ max ( h 20%) isat (a) (a) k1 k2 pg0077.401nl 0.34 45 0.75 0.80 0.45 48 45 1.68e-9 33.5 pg0077.801nl 0.68 35 1.20 1.30 0.80 38 35 1.68e-9 42.5 pg0077.142nl 1.16 27 2.00 2.10 1.40 28 27 1.68e-9 57.8 pg0077.202nl 1.66 23 2.80 2.90 2.00 24 23 1.68e-9 67.6 pg0077.282nl 2.32 19 4.10 4.20 2.80 20 19 1.68e-9 80.1 pg0084.351nl 0.28 40 1.30 1.80 0.35 40 61 1.27e-9 28.7 pg0084.651nl 0.52 32 2.30 2.80 0.65 32 45 1.27e-9 38.1 pg0084.112nl 0.88 24 3.60 4.20 1.10 24 34 1.27e-9 50.1 electrical specifications @ 25c ? operating temperature -40c to +95c 1 pg0077.401 .571/14,50 .256/6,50 .276/7,00 pg0077.801 .571/14,50 .256/6,50 .276/7,00 pg0077.142 .551/14,00 .256/6,50 .276/7,00 pg0077.202 .551/14,00 .256/6,50 .276/7,00 pg0077.282 .551/14,00 .256/6,50 .276/7,00 pg0084.351 .551/14,00 .173/4,40 .173/4,40 pg0084.651 .551/14,00 .173/4,40 .173/4,40 pg0084.112 .543/13,80 .173/4,40 .173/4,40 part number max. length max. height max. height ?x? (in./mm) ?y? (in./mm) ?z? (in./mm) dimensions: inches mm unless otherwise specified, all tolerances are .010 0,25 height: 6.5mm max (pg0077) and 4.40mm max (pg0084) footprint: 14.5mm x 13.0mm max current rating: up to 45a inductance range: 0.38h to 2.65h pg0077 pg0084 weight .................5.5 grams......3.5 grams tape & reel ............300/reel ........400/reel
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usa 858 674 8100 ? ? germany 49 7032 7806 0 ? ? singapore 65 6287 8998 ? ? shanghai 86 21 54643211 / 2 ? ? china 86 755 33966678 ? ? taiwan 886 3 4641811 www.pulseeng.com 63 spm2007 (11/07) smt power inductors flat coils - pg0077nl and pg0084nl series notes from tables 1. the temperature of the component (ambient plus temperature rise) must be within the standard operating temperature range. 2. inductance at irated is a typical inductance value for the component taken at rated current. 3. the rated current listed is the lower of the saturation current @ 25c or the heating current. 4. the saturation current, i sat , is the current at which the component inductance drops by 20% (typical) at an ambient temperature of 25c. this current is determined by placing the component in the specified ambient environment and applying a short duration pulse current (to eliminate self-heating effects) to the component. 5. the heating current, i dc , is the dc current required to raise the component temperature by approximately 40c. the heating current is determined by mounting the component on a typical pcb and applying current for 30 minutes. the temperature is measured by placing the ther- mocouple on top of the unit under test. take note that the component?s performance varies depending on the system condition. it is suggested that the component be tested at the system level, to verify the temperature rise of the component during system operation. 6. core loss approximation is based on published core data: core loss = k1 * (f) 1.035 * (k2 i) 2.263 where: core loss = in watts f = switching frequency in khz k1 & k2 = core loss factors i = delta i across the component in ampere k2 i = one half of the peak to peak flux density across the component in gauss 7. unless otherwise specified, all testing is made at 100khz, 0.1v ac . 8. optional tape & reel packaging can be ordered by adding a " t " suffix to the part number (i.e. pg0077.401nl becomes pg0077.401nl t ). pulse complies to industry standard tape and reel specification eia481. 9. the " nl " suffix indicates an rohs-compliant part number. non-nl suffixed parts are not necessarily rohs compliant, but are electrically and mechanically equivalent to nl versions. if a part number does not have the " nl " suffix, but an rohs compliant version is required, please contact pulse for availability. inductance vs current characteristics * 223 3 * 22/ * 221 * 2213 * 223/3 !"##$%!& "!$ % ' (& )**00 * /1-0 * /1.0 * /13 !"##$%!& "!$ % ' (& )**,+

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