1 two non-coupled inductors integrated into a single package less board space and lower cost than two separate inductors current rating: over 94apk inductance range: 115 h to 300 h height: 7.6mm max footprint: 13.7mm x 10.5mm halogen free 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 electrical specifcations @ 25c - operating temperature -40c to +130c part number inductance @ 0a dc (nh 15%) inductance @ irated (nh typ ) irated (a dc ) dcr (m nominal) saturation current (a typ) heating current (a typ ) 25 c 100 c pa3146.121hl 115 115 30 94 78 pa3146.151hl 150 150 30 72 60 pa3146.181hl 175 175 30 62 52 pa3146.211hl 215 215 30 0.29 10% 48 43 30a/phase pa3146.231hl 230 230 30 (per phase) 43 39 pa3146.271hl 270 270 30 37 33 pa3146.301hl 300 240 28 32 28 notes: 1. the rated current as listed is either the saturation current or the heating current depending on which value is lower. 2. the nominal dcr is measured from point a to point b , as shown below on the mechanical drawing. 3. 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 short duration pulse current (to eliminate self- heating efects) to the component. 4. the heating current is the dc current which causes the part temperature to increase by approximately 40 c. 5 . in high volt*time applications, additional heating in the component can occur due 1 2 3 7 to core losses in the inductor which may necessitate 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 core loss and temperature rise curves can be used. 6. optional tape & reel package can be ordered by adding a t sufx to the part number (i.e. pa3146.211hl becomes pa3146.211hlt). pulse complies to industry standard tape and reel specifcation eia481. the tape and reel for this product has a width (w=24mm), pitch (po=16.0mm) and depth (ko=7.8mm). 7. the temperature of the component (ambient plus temperature rise) must be within the stated operating temperature range. p709.b (02/16) pulseelectronics.com smt power inductors power beads - pa3146.xxxhl series
2 pa3146.xxxhl mechanical typical inductance vs dc bias schematics weight .............................4.1grams tape & reel ........................400/reel dimensions: unless otherwise specifed, all tolerances are inches mm .010 0,25 0 50 100 150 200 250 300 350 0 10 20 30 40 50 60 70 80 90 100 inductance (nh) current i (a) pa3146.xxxhl l vs i curve at 25c 121hl 151hl 181hl 211hl 231hl 271hl 301hl 0 50 100 150 200 250 300 350 0 10 20 30 40 50 60 70 80 90 100 inductance (nh) current i (a) pa3146.xxxhl l vs i curve at 100c 121hl 151hl 181hl 211hl 231hl 271hl 301hl p709.b (02/16) pulseelectronics.com smt power inductors power beads - pa3146.xxxhl series
3 0. 0 0. 1 0. 2 0. 3 0. 4 0. 5 0. 6 0. 7 0. 8 0. 9 1. 0 05 00 1 000 1500 2000 2500 co re loss (w ) de lt ab wh er e de lt ab = . 37 * l_ pe r_ phase (n h) * de lt ai pa 3146. xxxnl co re loss (w ) 200k hz 300k hz 400k hz 500k hz 600k hz 700k hz 1. 0m hz 200kh z 300kh z 400kh z 500kh z 600kh z 700kh z 1.0kh z 0 10 20 30 40 50 60 70 00 .2 0. 40 .6 0. 81 1. 21 .4 1. 6 te mp ri se above am bi en t (c ) tot al po we r di ssip at i on (w ) = c opper loss + co re loss co pper loss = 2* (irm s_per _ phase )^ 2 * (r dc (moh ms )_ pe r_ phase) / 1000 co re loss = (fro m ta bl e) pa 3146 .x xxn l te mp ri se vs po we r di ssi pa ti on for more information pulse worldwide headquarters 12220 world trade drive san diego ca 2128 .s.a. tel: 858 674 8100 a: 858 674 8262 pulse europe einsteinstrasse 1 d71083 herrenberg ermany tel: 4 7032 7806 0 a: 4 7032 7806 135 pulse china headquarters b402 shenhen academy o aerospace technology bldg. 10th einan road hightech one nanshan district shenhen pr china 518057 tel: 86 755 3366678 a: 86 755 3366700 pulse north china room 27042705 super cean inance ctr. 2067 an an road west shanghai 200336 china tel: 86 21 62787060 a: 86 216278673 pulse south asia 135 oo seng road 0302 pm industrial bldg. singapore 368363 tel: 65 6287 88 a: 65 6287 88 pulse north asia 3 no. 18 hongyuan road hongli city taoyuan county 320 taiwan r. . c. tel: 886 3 4356768 a: 886 3 4356823 pulse a: 886 3 4356820 re perormance warranty o products oered on this data sheet is limited to the parameters specied. data is subect to change without notice. ther brand and product names mentioned herein may be trademars or registered trademars o their respective owners. copyright 2016. pulse electronics inc. all rights reserved. pulseelectronics.com smt power inductors power beads - pa3146.xxxhl series p709.b (02/16)
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