1 height: 12.2mm max footprint: 22.2 x 19.1mm max current rating: over 22apk inductance range: 5.8h to 57h weight: 4% usa 215 781 6400 germany 49 7032 7806 0 singapore 65 6287 8998 shanghai 86 21 62787060 china 86 755 33966678 taiwan 886 3 4356768 notes: 1. the rated current as listed is either the saturation current or the heating current depending on which value is lower. 2. the saturation current is the typical current which causes the inductance to drop by 20% at the stated ambient temperatures (25 c and 100 c). this current is determined by placing the component in the specifed ambient environment and applying a s hort duration pulse current (to eliminate self-heating efects) to the component. 3. the heating current is the dc current which causes the part temperature to increase by approximately 40 c. 4 . in high volt*time applications, additional heating in the component can occur due to core losses in the inductor which may neccessitate derating the current in order to limit the temperature rise of the component. to determine the approximate total losses (or temperature rise) for a given application, the coreloss and temperature rise formula can be used: b (gauss) = k2 * i core loss (w) = 1.5e-13 * (freq_khz) 1.63 * b 2.62 5. the temperature of the component (ambient plus temperature rise) must be within the stated operating temperature range. 6. add t sufx to the part number for tape & reel version (i.e. pa2050.582nlt). 7. this rohs compliant series should be processed in accordance with jedec j-std-020c refow standard. inductance inductance saturation 2 heating 3 core loss part @0a dc @irated irated 1 dcr current isat current i dc factor number (h 10%) (h typ) (a dc ) (mw 10%) (a typ) (a typ) k2 25c 100c pa2050.582nl 5.8 5.8 14.4 4.4 22 17 14.4 155 pa2050.782nl 7.8 7.8 13.3 5.1 18 16 13.3 181 pa2050.103nl 10.2 10.2 12.5 5.8 16 15 12.5 206 pa2050.163nl 16.0 16.0 9.9 9.1 12 11 9.9 258 pa2050.193nl 19.4 19.4 8.5 12.6 11 10 8.5 284 pa2050.233nl 23.0 23.0 8.0 13.7 9.8 8 8.1 310 pa2050.273nl 27.0 26.2 7.8 14.9 9 8 7.8 335 pa2050.313nl 31.4 30.6 6.7 20.2 8.4 8 6.7 361 pa2050.363nl 36.0 35.2 6.0 21.6 8 6 6.5 387 pa2050.393nl 38.9 37.5 6.0 18.8 6.3 6 6.2 482 pa2050.413nl 41.0 40.0 6.0 23.1 7.3 6 6.2 413 pa2050.583nl 57.8 57.8 5.0 34.5 6.2 5 5.1 490 electrical specifications @ 25c operating temperature - 55c to +130c p661.d (03/14) pulseelectronics.com smt power inductors wire wound
2 pa2050.xxxnl mechanical schematics
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??? - ?? ? ????? ?????????????? ? inductance vs current characteristics dimensions: inces mm ness oterise seciied a toerances are .010 025 p a2050.xxxnl da te c ode ct ry of mfg p661.d (03/14) pulseelectronics.com smt power inductors wire wound
3 for more information pulse north america headquarters two pearl buck court bristol, pa 19007 u.s.a. tel: 215 781 6400 fax: 215 781 6403 pulse europe einsteinstrasse 1 d-71083 herren - berg germany tel: 49 7032 7806 pulse china headquarters b402, shenzhen academy of aerospace technol - ogy bldg. 10th kejinan road high-tech zone nanshan district shenzen, pr china 518057 pulse north china room 2704/2705 super ocean finance ctr. 2067 yan an road west shanghai 200336 china pulse south asia 135 joo seng road #03-02 pm industrial bldg. singapore 368363 tel: 65 6287 8998 fax: 65 6287 8998 pulse north asia 3f, no. 198 zhongyuan road zhongli city taoyuan county 320 taiwan r. o. c. tel: 886 3 4356768 fax: 886 3 4356823 (pulse) performance warranty of products ofered on this data sheet is limited to the parameters specifed. data is subject to change without notice. other brand and product names mentioned herein may be trademarks or registered trademarks of their respective owners. ? copyright, 2014. pulse electronics, inc. all rights reserved.
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??? - ?? ? ????? ?????????????? ? inductance vs current characteristics (continued) pulseelectronics.com smt power inductors wire wound p661.d (03/14)
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