usa 858 674 8100 ? ? ? germany 49 7032 7806 0 ? ? ? singapore 65 6287 8998 ? ? ? shanghai 86 21 62787060 ? ? ? china 86 755 33966678 ? ? ? taiwan 886 3 4356768 www.pulseeng.com 92 spm2007 (5/10) high frequency planar transformers pa09xxnl series (up to 250w) power rating: up to 250w height: 9.1mm to 10.4mm max footprint: 29.5mm x 26.7mm max frequency range: 200khz to 700khz isolation (primary to secondary): 1750v dc part turns ratio primary* leakage** dcr (m ? max) maximum number schematic inductance inductance primary primary primary secondary height primary secondary (h min) (h max) a b aux. (mm) d ouble i nterleave d esigns (h igher e fficiency , l ower dcr and l ower l eakage ) pa0901nl 4t & 4t 216 0.3 13 13 ? pa0903nl 5t & 5t (w/5t aux) 340 0.3 15 15 235 pa0905nl 6t & 6t (w/2t aux) 4t a1 480 0.3 21 21 78 4.5 10.2 (1t:1t:1t:1t) pa0907 7t & 7t (w/3t aux) 660 0.3 50 50 100 pa0909nl 8t & 8t 860 0.3 60 60 ? pa0908nl 4t & 4t 216 0.3 13 13 ? pa0910nl 5t & 5t (w/5t aux) 340 0.3 15 15 235 pa0912nl 6t & 6t (w/2t aux) 1t & 1t a2 480 0.3 21 21 78 0.56 & 0.56 10.2 pa0914nl 7t & 7t (w/3t aux) 660 0.3 50 50 100 pa0916 8t & 8t 860 0.3 60 60 ? s ingle i nterleave d esigns (l ower c ost ) pa0930 4t 54 0.3 13 ? ? pa0931nl 5t (w/5t aux) 85 0.3 15 ? 470 pa0932 6t (w/2t aux) 4t b1 120 0.3 21 ? 156 4.5 9.1 (1t:1t:1t:1t) pa0933 7t (w/3t aux) 165 0.3 50 ? 200 pa0946 8t 215 0.3 60 ? ? pa0934 4t 54 0.3 13 ? ? pa0935 5t (w/5t aux) 85 0.3 15 ? 470 pa0936 6t (w/2t aux) 7t & 7t b2 120 0.3 21 ? 156 40 & 40 9.1 pa0937 7t (w/3t aux) 165 0.3 50 ? 200 pa0947nl 8t 215 0.3 60 ? ? pa0938 4t 54 0.3 13 ? ? pa0939 5t (w/5t aux) 85 0.3 15 ? 470 pa0940 6t (w/2t aux) 1t & 1t b2 120 0.3 21 ? 156 1.12 & 1.12 9.1 pa0941 7t (w/3t aux) 165 0.3 50 ? 200 pa0948 8t 215 0.3 60 ? ? pa0942 4t 54 0.3 13 ? ? PA0943NL 5t (w/5t aux) 85 0.3 15 ? 470 pa0944 6t (w/2t aux) 2t & 1t b3 120 0.3 21 ? 156 1.8 & 0.6 9.1 pa0945 7t (w/3t aux) 165 0.3 50 ? 200 pa0949 8t 215 0.3 60 ? ? notes: *inductance is measured, where applicable, with both primary windings connected in series (2 to 5, with 3 and 4 shorted). **leakage inductance is measured with both primary windings connected in series (where applicable) with all other windings shor ted. electrical specifications @ 25c ? operating temperature - 40c to +125c
usa 858 674 8100 ? ? ? germany 49 7032 7806 0 ? ? ? singapore 65 6287 8998 ? ? ? shanghai 86 21 62787060 ? ? ? china 86 755 33966678 ? ? ? taiwan 886 3 4356768 www.pulseeng.com 93 spm2007 (5/10) high frequency planar transformers pa09xxnl series (up to 250w)
schematics mechanical weight .................. 19.8 grams tray ............................. 30/tray dimensions: inches mm unless otherwise specified, all tolerances are .010 0,25
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usa 858 674 8100 ? ? ? germany 49 7032 7806 0 ? ? ? singapore 65 6287 8998 ? ? ? shanghai 86 21 62787060 ? ? ? china 86 755 33966678 ? ? ? taiwan 886 3 4356768 www.pulseeng.com 94 spm2007 (5/10) high frequency planar transformers pa09xxnl series (up to 250w) single winding tapped winding dual winding turns 1t 2t 4t 1:1 1:3 2:2 1t & 1t dcr (m ? ) 0.28 1.12 4.5 1.12 4.5 4.5 1.12 4t 5 pa0908 pa0908 pa0901 pa0908 pa0901 pa0901 pa0908 5t 7.5 pa0910 pa0910 pa0903 pa0910 pa0903 pa0903 pa0910 6t 12 pa0912 pa0912 pa0905 pa0912 pa0905 pa0905 pa0912 7t 30 pa0914 pa0914 pa0907 pa0914 pa0907 pa0907 pa0914 8t 20 pa0908 pa0908 pa0901 pa0908 pa0901 pa0901 pa0908 10t 30 pa0910 pa0910 pa0903 pa0910 pa0903 pa0903 pa0910 12t 48 pa0912 pa0912 pa0905 pa0912 pa0905 pa0905 pa0912 14t 120 pa0914 pa0914 pa0907 pa0914 pa0907 pa0907 pa0914 16t 140 pa0916 pa0916 pa0909 pa0916 pa0909 pa0909 pa0916 4t & 4t 20 pa0908 pa0908 pa0901 pa0908 pa0901 pa0901 pa0908 5t & 5t 30 pa0910 pa0910 pa0903 pa0910 pa0903 pa0903 pa0910 6t & 6t 48 pa0912 pa0912 pa0905 pa0912 pa0905 pa0905 pa0912 7t & 7t 120 pa0914 pa0914 pa0907 pa0914 pa0907 pa0907 pa0914 8t & 8t 140 pa0916 pa0916 pa0909 pa0916 pa0909 pa0909 pa0916 pa09xx transformer winding configuration matrix the following is a matrix of the winding configurations that are possible with the pulse pa090x planar transformer platform. the package is typically capable of handling between 150-250w of power depending on the application, ambient conditions and available cooling. once a configuration is selected, the formulae and charts can be used to determine the approximate power dissipation and temperature rise of the component in a given application. primary windings secondary windings single winding dual winding high efficiency double interleaved designs single winding tapped winding dual winding turns 1t 2t 3t 4t 7t 1:1 1:2 1:3 2:2 7:7 1t & 1t 1t & 2t 7t & 7t dcr (m ? ) 0.56 2.24 3.4 4.5 20 2.24 3.4 4.5 4.5 80 2.24 4.5 80 4t 10 pa0938 pa0938 pa0942 pa0930 pa0934 pa0938 pa0942 pa0930 pa0930 pa0934 pa0938 pa0942 pa0934 5t 15 pa0939 pa0939 pa0943 pa0931 pa0935 pa0939 pa0943 pa0931 pa0931 pa0935 pa0939 pa0943 pa0935 6t 24 pa0940 pa0940 pa0944 pa0932 pa0936 pa0940 pa0944 pa0932 pa0932 pa0936 pa0940 pa0944 pa0936 7t 60 pa0941 pa0941 pa0945 pa0933 pa0937 pa0941 pa0945 pa0933 pa0933 pa0937 pa0941 pa0945 pa0937 8t 70 pa0948 pa0948 pa0949 pa0946 pa0947 pa0948 pa0949 pa0946 pa0946 pa0947 pa0948 pa0947 pa0947 primary windings secondary windings single winding lower cost single interleaved designs notes: 1. the base pn (ie: pa0901 ) uses an ungapped core. the minimum primary inductance for any configuration can be calculated as: primary inductance (h min) = 3.4 * (primary turns) 2 2. the above base part numbers ( pa09xx ) are available from stock 3. it is possible to add a small gap to the transformer. gapped transformers are non-standard and can be made available upon re quest, but are not typically available from stock. to request a gapped version of the transformer, add a suffix ? g ? to the base number (ie: pa0901nl g ). the nominal inductance with a gap can be calculated as: primary inductance (h nominal) = 2.2 * (primary turns) 2
usa 858 674 8100 ? ? ? germany 49 7032 7806 0 ? ? ? singapore 65 6287 8998 ? ? ? shanghai 86 21 62787060 ? ? ? china 86 755 33966678 ? ? ? taiwan 886 3 4356768 www.pulseeng.com 95 spm2007 (5/10) high frequency planar transformers pa09xxnl series (up to 250w) 1. the above transformers have been tested and approved by pulse?s ic partners and are cited in the appropriate datasheet or evaluation board documentation at these companies. to determine which ic and ic companies are matched with the above transformers, please refer to the ic cross reference on the pulse web page. 2. to determine if the transformer is suitable for your application, it is necessary to ensure that the temperature rise of the component (ambient plus temperature rise) does not exceed its operating temperature. to determine the approximate temperature rise of the transformer, refer to the graphs below. 3. 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. notes from tables $ "3 4!''!& $! 5(6+4#7&!. 8+ 7) 9&!. 8 :4#7' ; 8+ 7) 9' ; 8 (:# ''5( ) !
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