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EMI Noise Suppression

Noise suppression has become an important issue, especially regarding electromagnetic interference (EMI) and electromagnetic compatibility (EMC). Murata provides engineers with complete support, including products and design-simulation software solutions based on expertise achieved through extensive on-site experience. This enables Murata to provide noise suppression solutions for a broad array of applications.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.
Common Mode Chokes / Filters 920 OHM DLW21SN921SK2L Murata Electronics 1: 0,361 € 52 206In Stock	Mfr. Part No. DLW21SN921SK2L Mouser Part No 81-DLW21SN921SK2L	Murata Electronics	Common Mode Chokes / Filters 920 OHM Learn More about Murata Electronics murata dlw choke coils	Datasheet	52 206In Stock	Cut Tape 0,361 € 0,298 € 0,261 € 0,234 € Reel 0,184 € View 0,218 € 0,206 € 0,195 € 0,177 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000
Common Mode Chokes / Filters 490 OHM 100MHZ DLW21SZ491XQ2L Murata Electronics 1: 0,396 € 7 572In Stock	Mfr. Part No. DLW21SZ491XQ2L Mouser Part No 81-DLW21SZ491XQ2L	Murata Electronics	Common Mode Chokes / Filters 490 OHM 100MHZ Learn More about Murata Electronics murata dlw choke coils	Datasheet	7 572In Stock	Cut Tape 0,396 € 0,326 € 0,285 € 0,268 € View Reel 0,206 € 0,249 € 0,235 € 0,221 € 0,206 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000
Common Mode Chokes / Filters 2200 OHM 32V DLW31SH222SQ2L Murata Electronics 1: 0,817 € 7 525In Stock 6 000Expected 19/01/2027	Mfr. Part No. DLW31SH222SQ2L Mouser Part No 81-DLW31SH222SQ2L	Murata Electronics	Common Mode Chokes / Filters 2200 OHM 32V Learn More about Murata Electronics murata dlw choke coils	Datasheet	7 525In Stock 6 000Expected 19/01/2027	Cut Tape 0,817 € 0,672 € 0,587 € 0,54 € Reel 0,413 € View 0,503 € 0,478 € 0,449 € 0,40 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000
Common Mode Chokes / Filters 1000 OHM 50V DLW31SN102SQ2L Murata Electronics 1: 0,869 € 7 117In Stock	Mfr. Part No. DLW31SN102SQ2L Mouser Part No 81-DLW31SN102SQ2L	Murata Electronics	Common Mode Chokes / Filters 1000 OHM 50V Learn More about Murata Electronics murata dlw choke coils	Datasheet	7 117In Stock	Cut Tape 0,869 € 0,712 € 0,622 € 0,582 € View Reel 0,446 € 0,543 € 0,507 € 0,482 € 0,446 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 2 000 : 2 000
Common Mode Chokes / Filters 160 OHM 50V DLW31SN161SQ2L Murata Electronics 1: 0,817 € 3 956In Stock	Mfr. Part No. DLW31SN161SQ2L Mouser Part No 81-DLW31SN161SQ2L	Murata Electronics	Common Mode Chokes / Filters 160 OHM 50V Learn More about Murata Electronics murata dlw choke coils	Datasheet	3 956In Stock	Cut Tape 0,817 € 0,672 € 0,587 € 0,539 € Reel 0,424 € View 0,512 € 0,482 € 0,455 € 0,40 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000
Common Mode Chokes / Filters 260 OHM 50V DLW31SN261SQ2L Murata Electronics 1: 0,817 € 16 165In Stock	Mfr. Part No. DLW31SN261SQ2L Mouser Part No 81-DLW31SN261SQ2L	Murata Electronics	Common Mode Chokes / Filters 260 OHM 50V Learn More about Murata Electronics murata dlw choke coils	Datasheet	16 165In Stock	Cut Tape 0,817 € 0,672 € 0,587 € 0,553 € View Reel 0,433 € 0,512 € 0,482 € 0,455 € 0,433 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 2 000 : 2 000
Common Mode Chokes / Filters 600 OHM 50V DLW31SN601SQ2L Murata Electronics 1: 0,817 € 7 417In Stock 6 000Expected 25/12/2026	Mfr. Part No. DLW31SN601SQ2L Mouser Part No 81-DLW31SN601SQ2L	Murata Electronics	Common Mode Chokes / Filters 600 OHM 50V Learn More about Murata Electronics murata dlw choke coils	Datasheet	7 417In Stock 6 000Expected 25/12/2026	Cut Tape 0,817 € 0,672 € 0,587 € 0,553 € Reel 0,424 € View 0,512 € 0,482 € 0,455 € 0,40 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000
Common Mode Chokes / Filters 100 OHM DLW32MH101XK2L Murata Electronics 1: 1,26 € 10 839In Stock	Mfr. Part No. DLW32MH101XK2L Mouser Part No 81-DLW32MH101XK2L	Murata Electronics	Common Mode Chokes / Filters 100 OHM Learn More about Murata Electronics murata dlw choke coils	Datasheet	10 839In Stock	Cut Tape 1,26 € 1,03 € 0,903 € 0,848 € Reel 0,63 € View 0,785 € 0,74 € 0,668 € 0,618 € MouseReel Available	Min.: 1 Mult.: 1 : 1 500
Common Mode Chokes / Filters 200 UH 50V AEC-Q200 DLW43MH201XK2L Murata Electronics 1: 1,25 € 5 384In Stock 12 000Expected 03/12/2026	Mfr. Part No. DLW43MH201XK2L Mouser Part No 81-DLW43MH201XK2L	Murata Electronics	Common Mode Chokes / Filters 200 UH 50V AEC-Q200 Learn More about Murata Electronics murata dlw43mh	Datasheet	5 384In Stock 12 000Expected 03/12/2026	Cut Tape 1,25 € 1,03 € 0,903 € 0,845 € Reel 0,712 € View 0,781 € 0,655 € 0,618 € 0,614 € MouseReel Available	Min.: 1 Mult.: 1 : 500
Common Mode Chokes / Filters 22 UH 50V DLW43SH220XK2L Murata Electronics 1: 0,748 € 4 203In Stock	Mfr. Part No. DLW43SH220XK2L Mouser Part No 81-DLW43SH220XK2L	Murata Electronics	Common Mode Chokes / Filters 22 UH 50V Learn More about Murata Electronics murata dlw43mh	Datasheet	4 203In Stock	Cut Tape 0,748 € 0,616 € 0,538 € 0,507 € Reel 0,396 € View 0,469 € 0,392 € 0,39 € 0,359 € MouseReel Available	Min.: 1 Mult.: 1 : 500
Common Mode Chokes / Filters DLW44SM172SK2L Murata Electronics 1: 1,45 € 3 159In Stock	Mfr. Part No. DLW44SM172SK2L Mouser Part No 81-DLW44SM172SK2L	Murata Electronics	Common Mode Chokes / Filters Learn More about Murata Electronics murata dlw choke coils	Datasheet	3 159In Stock	Cut Tape 1,45 € 1,20 € 1,05 € 0,989 € Reel 0,80 € View 0,912 € 0,857 € 0,729 € 0,727 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000
Common Mode Chokes / Filters 240 OHM 60V DLW44SM242SK2L Murata Electronics 1: 1,45 € 1 637In Stock	Mfr. Part No. DLW44SM242SK2L Mouser Part No 81-DLW44SM242SK2L	Murata Electronics	Common Mode Chokes / Filters 240 OHM 60V Learn More about Murata Electronics murata dlw choke coils		1 637In Stock	Cut Tape 1,45 € 1,20 € 1,05 € 0,989 € Reel 0,80 € View 0,912 € 0,857 € 0,73 € 0,727 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000
Common Mode Chokes / Filters DLW44SM302SK2L Murata Electronics 1: 1,54 € 2 596In Stock	Mfr. Part No. DLW44SM302SK2L Mouser Part No 81-DLW44SM302SK2L	Murata Electronics	Common Mode Chokes / Filters Learn More about Murata Electronics murata dlw choke coils	Datasheet	2 596In Stock	Cut Tape 1,54 € 1,27 € 1,11 € 1,02 € Reel 0,848 € View 0,963 € 0,912 € 0,772 € 0,74 € MouseReel Available	Min.: 1 Mult.: 1 : 1 000
Common Mode Chokes / Filters 1000 OHM 50V DLW5BSM102SQ2L Murata Electronics 1: 1,43 € 1 918In Stock 10 800On Order	Mfr. Part No. DLW5BSM102SQ2L Mouser Part No 81-DLW5BSM102SQ2L	Murata Electronics	Common Mode Chokes / Filters 1000 OHM 50V Learn More about Murata Electronics murata dlw choke coils	Datasheet	1 918In Stock 10 800On Order On Order Ship Dates Mfr. No: DLW5BSM102SQ2L Stock: 1 918 Can Dispatch Immediately On Order: 4 000 Expected 26/11/2026 6 800 Expected 15/02/2027 Factory Lead Time: 12 Weeks	Cut Tape 1,43 € 1,18 € 1,02 € 0,963 € Reel 0,817 € View 0,869 € 0,783 € 0,711 € MouseReel Available	Min.: 1 Mult.: 1 : 400
Common Mode Chokes / Filters 1500 OHM 50V DLW5BSM152SQ2L Murata Electronics 1: 1,43 € 4 663In Stock 2 400Expected 19/01/2027	Mfr. Part No. DLW5BSM152SQ2L Mouser Part No 81-DLW5BSM152SQ2L	Murata Electronics	Common Mode Chokes / Filters 1500 OHM 50V Learn More about Murata Electronics murata dlw choke coils	Datasheet	4 663In Stock 2 400Expected 19/01/2027	Cut Tape 1,43 € 1,18 € 1,02 € 0,963 € Reel 0,821 € View 0,877 € 0,784 € 0,74 € MouseReel Available	Min.: 1 Mult.: 1 : 400
Common Mode Chokes / Filters 190 OHM 50V DLW5BSM191SQ2L Murata Electronics 1: 1,43 € 5 238In Stock 14 400On Order	Mfr. Part No. DLW5BSM191SQ2L Mouser Part No 81-DLW5BSM191SQ2L	Murata Electronics	Common Mode Chokes / Filters 190 OHM 50V Learn More about Murata Electronics murata dlw choke coils	Datasheet	5 238In Stock 14 400On Order On Order Ship Dates Mfr. No: DLW5BSM191SQ2L Stock: 5 238 Can Dispatch Immediately On Order: 8 800 Expected 14/01/2027 5 600 Expected 11/05/2027 Factory Lead Time: 12 Weeks	Cut Tape 1,43 € 1,18 € 1,02 € 0,963 € Reel 0,799 € View 0,848 € 0,74 € MouseReel Available	Min.: 1 Mult.: 1 : 400
Common Mode Chokes / Filters 3000 OHM 50V DLW5BSM302SQ2L Murata Electronics 1: 1,51 € 12 632In Stock	Mfr. Part No. DLW5BSM302SQ2L Mouser Part No 81-DLW5BSM302SQ2L	Murata Electronics	Common Mode Chokes / Filters 3000 OHM 50V Learn More about Murata Electronics murata dlw choke coils	Datasheet	12 632In Stock	Cut Tape 1,51 € 1,25 € 1,08 € 1,01 € Reel 0,784 € View 0,814 € 0,757 € 0,738 € MouseReel Available	Min.: 1 Mult.: 1 : 400
Common Mode Chokes / Filters 350 OHM 50V DLW5BSM351SQ2L Murata Electronics 1: 1,43 € 3 627In Stock 2 400Expected 24/12/2026	Mfr. Part No. DLW5BSM351SQ2L Mouser Part No 81-DLW5BSM351SQ2L	Murata Electronics	Common Mode Chokes / Filters 350 OHM 50V Learn More about Murata Electronics murata dlw choke coils	Datasheet	3 627In Stock 2 400Expected 24/12/2026	Cut Tape 1,43 € 1,18 € 1,02 € 0,963 € 0,848 € Reel 0,799 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 400 : 400
Common Mode Chokes / Filters DLW5BSZ601TQ2L Murata Electronics 1: 2,14 € 1 752In Stock 3 600Expected 26/01/2027	Mfr. Part No. DLW5BSZ601TQ2L Mouser Part No 81-DLW5BSZ601TQ2L	Murata Electronics	Common Mode Chokes / Filters	Datasheet	1 752In Stock 3 600Expected 26/01/2027	Cut Tape 2,14 € 1,77 € 1,55 € 1,26 € Reel 1,14 € View 1,22 € 1,07 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 1 200 : 400
Common Mode Chokes / Filters 1400 OHM DLW5BTH142TQ2L Murata Electronics 1: 1,40 € 3 498In Stock	Mfr. Part No. DLW5BTH142TQ2L Mouser Part No 81-DLW5BTH142TQ2L	Murata Electronics	Common Mode Chokes / Filters 1400 OHM	Datasheet	3 498In Stock	Cut Tape 1,40 € 1,16 € 1,01 € 0,937 € 0,877 € Reel 0,781 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 700 : 700
Common Mode Chokes / Filters 100 OHM 50V 6.0A DLW5BTM101TQ2L Murata Electronics 1: 0,834 € 3 438In Stock 11 900Expected 14/01/2027	Mfr. Part No. DLW5BTM101TQ2L Mouser Part No 81-DLW5BTM101TQ2L	Murata Electronics	Common Mode Chokes / Filters 100 OHM 50V 6.0A Learn More about Murata Electronics murata dlw choke coils	Datasheet	3 438In Stock 11 900Expected 14/01/2027	Cut Tape 0,834 € 0,685 € 0,597 € 0,563 € Reel 0,473 € View 0,521 € 0,43 € 0,40 € 0,391 € MouseReel Available	Min.: 1 Mult.: 1 : 700
Common Mode Chokes / Filters 1000 OHM 50V DLW5BTM102SQ2L Murata Electronics 1: 0,886 € 15 021In Stock 51 640On Order	Mfr. Part No. DLW5BTM102SQ2L Mouser Part No 81-DLW5BTM102SQ2L	Murata Electronics	Common Mode Chokes / Filters 1000 OHM 50V Learn More about Murata Electronics murata dlw choke coils	Datasheet	15 021In Stock 51 640On Order On Order Ship Dates Mfr. No: DLW5BTM102SQ2L Stock: 15 021 Can Dispatch Immediately On Order: 26 440 Expected 10/11/2026 25 200 Expected 15/12/2026 Factory Lead Time: 12 Weeks	Cut Tape 0,886 € 0,725 € 0,633 € 0,594 € Reel 0,484 € View 0,548 € 0,444 € 0,424 € 0,412 € MouseReel Available	Min.: 1 Mult.: 1 : 700
Common Mode Chokes / Filters 1000 OHM 50V DLW5BTM102TQ2L Murata Electronics 1: 0,886 € 7 102In Stock 12 820On Order	Mfr. Part No. DLW5BTM102TQ2L Mouser Part No 81-DLW5BTM102TQ2L	Murata Electronics	Common Mode Chokes / Filters 1000 OHM 50V Learn More about Murata Electronics murata dlw choke coils	Datasheet	7 102In Stock 12 820On Order On Order Ship Dates Mfr. No: DLW5BTM102TQ2L Stock: 7 102 Can Dispatch Immediately On Order: 4 420 Expected 13/11/2026 8 400 Expected 11/12/2026 Factory Lead Time: 12 Weeks	Cut Tape 0,886 € 0,725 € 0,633 € 0,594 € Reel 0,471 € View 0,548 € 0,44 € 0,424 € 0,412 € MouseReel Available	Min.: 1 Mult.: 1 : 700
Common Mode Chokes / Filters 250 OHM 50V DLW5BTM251TQ2L Murata Electronics 1: 0,886 € 3 449In Stock	Mfr. Part No. DLW5BTM251TQ2L Mouser Part No 81-DLW5BTM251TQ2L	Murata Electronics	Common Mode Chokes / Filters 250 OHM 50V Learn More about Murata Electronics murata dlw choke coils	Datasheet	3 449In Stock	Cut Tape 0,886 € 0,725 € 0,633 € 0,594 € Reel 0,481 € View 0,548 € 0,447 € 0,424 € 0,412 € MouseReel Available	Min.: 1 Mult.: 1 : 700
Common Mode Chokes / Filters 500 OHM 50V DLW5BTM501SQ2L Murata Electronics 1: 0,834 € 13 452In Stock 18 200Expected 24/12/2026	Mfr. Part No. DLW5BTM501SQ2L Mouser Part No 81-DLW5BTM501SQ2L	Murata Electronics	Common Mode Chokes / Filters 500 OHM 50V Learn More about Murata Electronics murata dlw choke coils	Datasheet	13 452In Stock 18 200Expected 24/12/2026	Cut Tape 0,834 € 0,685 € 0,597 € 0,563 € Reel 0,459 € View 0,521 € 0,43 € 0,40 € 0,391 € MouseReel Available	Min.: 1 Mult.: 1 : 700

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EMI Noise Suppression

Types of Passive Components