r eference o perating v alues d esign c ontrol v alues part inductance i dc et op 1 energy inductance 50khz dcr size lead number typical (amps) (v-sec) storage no dc (h) test mv ( max) code diameter (h) 2 20khz 40khz (j min) 3 (20%) no dc 5 (in .003) pe-51506 17.0 17.0 190 130 2460 40.0 140 0.0065 3 0.081 pe-51507 32.0 16.0 290 200 4100 70.7 270 0.0092 4 0.081 pe-51508 60.0 16.0 390 270 7700 120.0 470 0.012 5 0.081 pe-51509 14.0 10.0 135 95 700 28.5 73 0.009 1 0.057 pe-51510 23.0 11.0 170 120 1400 43.5 130 0.012 2 0.057 pe-51511 43.0 10.0 280 195 2150 85.5 210 0.018 3 0.057 pe-51512 90.0 10.0 430 300 4500 158.0 420 0.028 4 0.057 pe-51513 144.0 10.0 570 400 7200 262.0 700 0.032 5 0.057 pe-51514 32.0 6.6 200 140 700 60.5 110 0.025 1 0.040 pe-51515 52.0 7.0 230 160 1275 92.0 190 0.032 2 0.040 pe-51516 98.0 6.0 400 280 1765 188.0 310 0.048 3 0.040 pe-51517 175.0 6.0 620 425 3150 315.0 560 0.068 4 0.040 pe-51518 335.0 6.0 840 580 6030 571.0 1000 0.095 5 0.040 pe-51520 400 3.6 600 420 2700 688.0 640 0.130 3 0.036 notes: 1. to prevent excessive temperature rise, limit et op to the rated et op specified. this is not a saturation limit. temperature rise of inductors is 40c max at max current and rated et op . 2. a 2:1 nominal inductance swing from no i dc to operating i dc gives improved protection against current discontinuities at light loading. inductance increases with greater et op . reference values occur at i dc and low flux density. 3. li 2 rating is the ability of the inductor to store energy. 2 4. design control test voltage is critical. inductance increases with voltage. 5. rohs compliant parts are available. order rohs compliant parts by adding the suffix " nl " to the part number (i.e. pe-51506 becomes pe-51506 nl ). mechanical schematic
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" toroidal inductors high current cost-effective designs semi-encapsulated construction maximum operation temperature of 130c (ambient + rise) a 2:1 inductance swing from zero to maximum current electrical specifications @ 25c size 12345 code a 1.20/30,48 1.44/36,57 1.60/40,64 1.95/49,53 2.30/58,42 b 0.60/15,24 0.80/20,32 0.80/20,32 0.91/23,11 1.11/28,19 c 0.40/10,16 0.60/15,24 0.60/15,24 0.70/17,78 0.90/22,85 d 0.80/20,32 0.90/22,86 0.90/22,86 1.20/30,48 1.50/38,10 e 0.45/11,43 0.70/17,78 0.70/17,78 0.90/22,86 1.00/25,40 f 0.20/5,08 0.20/5,08 0.20/5,08 0.20/5,08 0.20/5,08 g .015/0,381 0.03/0,76 0.03/0,76 0.03/0,76 0.03/0,76 h 1.20/30,48 1.44/36,57 1.72/43,68 2.00/50,80 2.30/58,42 dimensions: inches mm unless otherwise specified, all tolerances are .010 0,25 " #$%&$' #$$(% #$ for more information: pulse worldwide headquarters 12220 world trade dr. san diego, ca 92128 u.s.a. www.pulseeng.com tel: 858 674 8100 fax: 858 674 8262 pulse south asia 150 kampong ampat #07-01/02 ka centre singapore 368324 tel: 65 6287 8998 fax: 65 6280 0080 pulse north asia no. 26 kao ching rd. yang mei chen taoyuan hsien taiwan, r. o. c. tel: 886 3 4641811 fax: 886 3 4641911 pulse china headquarters no. 1 industrial district changan, dongguan china tel: 86 769 85538070 fax: 86 769 85538870 pulse north china room 1503 xinyin building no. 888 yishan rd. shanghai 200233 china tel: 86 21 54643211/2 fax: 86 21 54643210 pulse europe einsteinstrasse 1 d-71083 herrenberg germany tel: 49 7032 7806 116 fax: 49 7032 7806 135 www.pulseeng.com p589.b (11/06) performance warranty of products offered on this data sheet is limited to the parameters specified. data is subject to change w ithout notice. other brand and product names mentioned herein may be trademarks or registered trademarks of their respective owners. ? copyright, 2006. pulse engineering, inc. all rights reserved.
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