Filter Applications: EMI Suppression Frequency 10 kHz Range 100 kHz 1 MHz 10 MHz 100 MHz 1 GHz Page 10 GHz Frequency 10 kHz Range 100 kHz 1 MHz 10 MHz 100 MHz 1 GHz STAR-GAP WE-CNSW STAR-GAP STAR-RING STAR-FIX LFS STAR-TEC WE-CNSW HF WE-CNSW HF 101 / 102 / 103 / 106 / 107 STAR-FLAT 155 WE-CMS WE-CMS 91 WE-AFB LFS WE-SFA WE-FLAT WE-TOF WE-AFB WE-SAFB WE-RIB 114 / 116 / 123 / 129 / 134 / 137 PCB / SMT 100 / 127 STAR-FIX LFS | WE-AFB LFS WE-SFA | WE-FLAT | WE-TOF WE-AFB | WE-SAFB | WE-RIB 149 STAR-BUENO Common Mode STAR-FIX | STAR-TEC | STAR-BUENO | STAR-RING | STAR-FLAT WIRE WE-CNSW 105 STAR-FIX Page 10 GHz WE-SL, -SL2, -SL5 WE-SL, -SL1, 2, 3 | WE-SLM WE-SL WE-SL1 WE-SL2 WE-SL3 WE-SL5 WE-SLM 158 / 160 / 162 / 165 / 167 / 171 WE-SL5 HC WE-SL5 HC 169 WE-SCC WE-SCC WE-MLS WE-MLS 173 96 WE-LF SMD PCB / THT Common Mode WE-CMB | WE-CMBH | WE-LF WE-TFC | WE-TFCH | WE-FC | WE-FCL WE-CMB WE-CMBH WE-LF WE-TFC WE-TFCH WE-FC WE-FCL WE-LF SMD 183 / 194 / 195 / 206 / 208 / 210 / 213 204 WE-UCF WE-UCF 176 WE-CMBNC < 1 kHz WE-MK WE-CMBNC WE-MK 178 631 WE-CMB NiZn WE-CMB NiZn WE-KI WE-RFI WE-RFH WE-TCI 191 WE-KI | WE-RFI WE-RFH | WE-TCI WE-ExB 193 WE-ExB WE-CMB HC WE-CAIR 190 WE-CMB HC 636 WE-CAIR WE-TMSB WE-MLS WE-WAFB 93 / 98 WE-UKW | WE-WAFB WE-SD WE-SD 144 PCB / SMT 96 WE-UKW WE-CBF WE-TMSB | WE-CBF | WE-MPSB Differential Mode PCB / THT Differential Mode WE-MLS 56 / 58 / 80 78 WE-PBF WE-PBF 88 WE-LQ WE-LQ WE-FI WE-MPSB WE-CBF HF WE-CBF HF WE-FI < 1 kHz 619 / 626 / 628 / 629 325 146 WE-SUKW Frequency 10 kHz Range 100 kHz 1 MHz 10 MHz 100 MHz Inductive Part of Impedance 1 GHz WE-SUKW 10 GHz 92 Resistive Part of Impedance WE-MI WE-PMI 139 / 306 Iron Powder MnZn Manganese-Zinc NiZn Nickel-Zinc Ceramic Ceramic Air Coil Air Coil R-impedance resistance Fe XL-impedance reactance WE-MI | WE-PMI WE-GF WE-GFH 319 / 322 WE-GF | WE-GFH WE-PF WE-PF 89 Nanocrystalline Nanocrystalline NiZn / MnZn 36 Nickel-Zinc / Manganese-Zinc Würth Elektronik eiSos® Frequency (MHz) Frequency 10 kHz Range Frequency (MHz) 04/15 04/15 100 kHz 1 MHz 10 MHz 100 MHz 1 GHz 10 GHz Würth Elektronik eiSos® 37 Storage Applications: Power Inductors for SMPS Frequency 10 kHz Range 100 kHz 1 MHz 10 MHz 100 MHz IR max. (A) min. RDC (mΩ) Smallest size L x W x H (mm) Inductance (µH) Page Frequency 10 kHz Range 5 10 9.5 x 4.5 x 15 8.2 ~ 860 146 WE-PD3 5 8 15.0 x 8.0 x 12.0 8 ~ 1000 440 WE-PD4 14.5 3.8 8.0 x 8.0 x 10.0 3 ~ 22 424 8.5 6 6.0 x 6.0 x 8.5 1 ~ 68000 428 2.6 90 10.0 x 10.0 x 14.0 100 ~ 10000 436 1 MHz 10 MHz WE-FI WE-FI THT WE-HCC WE-TI HV 3.9 14 6.6 x 4.45 x 2.92 1 ~ 1000 387 18 1.3 6.6 x 4.45 x 2.92 0.47 ~ 10000 391 25 0.51 5.6 x 5.3 x 4.0 0.13 ~ 16 395 27 0.51 12.1 x 11.4 x 9.5 0.22 ~ 4.7 404 27 0.53 8.4 x 7.9 x 7.2 0.22 ~ 10 404 41.5 0.35 10.5 x 10.2 x 4.0 0.15 ~ 33 395 29 1,7 18.3 x 18.2 x 8.9 3.3 ~ 82 395 32 0.83 21.8 x 21.5 x 14.5 0.7 ~ 47 407 47.5 0.155 7.15 x 7.0 x 5.0 0.072 ~ 0.47 409 10.0 2.1 8.3 x 8.8 x 7.8 1 ~ 10 413 25 0.75 4.0 x 4.0 x 1.0 0.1 ~ 22 414 1.9 0.085 6.0 x 6.0 x 4.0 7.5 ~ 25 456 4.5 11.6 7.3 x 7.3 x 4.0 0.33-22.0 458 8.6 11 7.3 x 7.3 x 4.0 1.3 ~ 220 460 14.5 2.8 23.3 x 19.6 x 11.5 0.091 ~ 100 466 22 1.6 13.2 x 15.5 x 10.5 0.08 ~ 4.4 468 8.5 7 7.8 x 7.8 x 7.5 1.3 ~ 8200 438 0.90 600 7.8 x 7.8 x 9.5 220 ~ 2200 446 SMT WE-HCI WE-HCI WE-TI HV 400 VDC Page WE-HCC WE-HCC WE-TIS WE-TIS Inductance (µH) WE-HCC WE-TIF WE-TIF Smallest size L x W x H (mm) WE-HCI WE-HCI WE-TI WE-TI RDC min. (mΩ) WE-PD4 WE-FAMI WE-FAMI IR max. (A) WE-PD3 WE-SI WE-SI 100 MHz WE-HCI WE-HCI WE-HCF WE-HCF WE-PMI WE-PMI 1.8 40 1.6 x 0.8 x 0.8 0.47 ~ 10 306 WE-HCM WE-LQS WE-LQS WE-HCM 1.8 80 3.2 x 2.5 x 2.0 1 ~ 2200 329 WE-XHMI WE-MAPI WE-MAPI WE-XHMI 4.8 13.2 1.6 x 1.6 x 1.0 0.33 ~ 47 339 WE-LHMI WE-LHMI WE-SPC WE-SPC 5.3 14 4.8 x 4.8 x 1.8 0.22 ~ 100 365 WE-EHPI WE-TPC WE-TPC 8.5 3.5 2.8 x 2.8 x 1.1 0.056 ~ 1500 349 23.5 3 6.2 x 5.9 x 3.3 0.47 ~ 1500 368 19 1.6 10.2 x 10.2 x 4.5 0.22 ~ 27 380 WE-EHPI WE-TDC WE-PDF WE-PDF WE-PD2SR WE-PD2SR 4.85 8.5 7.0 x 7.8 x 5.0 1.2 ~ 220 382 10 2.5 4.0 x 4.5 x 3.2 0.12 ~ 820 383 1.30 350 7.3 x 7.3 x 4.2 220 ~ 3300 442 0.41 1770 7.0 x 7.8 x 5.0 560 ~ 2200 444 WE-TDC Coupled SMT SMT WE-PD WE-PD WE-DD WE-DD WE-DCT WE-DCT WE-CFWI WE-PD2 WE-PD2 WE-PD HV WE-PD HV WE-PD2 HV Frequency 10 kHz Range 100 kHz 1 MHz WE-CFWI Frequency 10 kHz Range 10 MHz 100 MHz Fe NiZn Reference designs of leading IC manufacturers: 10 MHz 100 MHz Metal Alloy WE-PERM NiZn / MnZn / Metal Alloy 04/15 Superflux WE-PERM MnZn NiZn / MnZn 04/15 Iron Powder Nickel-Zinc Metal Alloy Hyperflux Würth Elektronik eiSos® 1 MHz WE-PD2 HV 400 VDC Superflux 38 100 kHz Manganese-Zinc Nickel-Zinc / Manganese-Zinc Hyperflux Nickel-Zinc / Manganese-Zinc / Metal Alloy Würth Elektronik eiSos® 39