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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.	Series	Product	Termination Style	Package/Case	Impedance	Maximum DC Current	Tolerance	Maximum DC Resistance	Minimum Operating Temperature	Maximum Operating Temperature	Length	Width	Height	Qualification	Packaging
Ferrite Beads 10 OHM 25% Alternate Sizing Guide Below BLM02AX100SN1D Murata Electronics 1: 0,181 € 18 800In Stock	Mfr. Part No. BLM02AX100SN1D Mouser Part No 81-BLM02AX100SN1D	Murata Electronics	Ferrite Beads 10 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	18 800In Stock	Cut Tape 0,181 € 0,12 € 0,105 € 0,094 € View Reel 0,042 € 0,084 € 0,072 € 0,064 € 0,057 € 0,042 € 0,042 € MouseReel Available	Min.: 1 Mult.: 1 : 20 000	BLM02xX_SN	Ferrite Chip Beads	SMD/SMT	1005 (0402 metric)	10 Ohms	750 mA	25 %	70 mOhms	- 55 C	+ 125 C	0.4 mm	0.2 mm	0.2 mm		Reel, Cut Tape, MouseReel
Ferrite Beads 470 OHM Alternate Sizing Guide Below BLM41PG471SH1L Murata Electronics 1: 0,731 € 3 677In Stock	Mfr. Part No. BLM41PG471SH1L Mouser Part No 81-BLM41PG471SH1L	Murata Electronics	Ferrite Beads 470 OHM Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	3 677In Stock	Cut Tape 0,731 € 0,509 € 0,439 € 0,39 € View Reel 0,217 € 0,345 € 0,291 € 0,223 € 0,217 € MouseReel Available	Min.: 1 Mult.: 1 : 2 500	BLM41_H	Ferrite Chip Beads	SMD/SMT	1806 (4516 metric)	470 Ohms	2 A	25 %	50 mOhms	- 55 C	+ 125 C	4.5 mm	1.6 mm	1.6 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads NFZ18SM501SZ10D Murata Electronics 1: 0,387 € 8 065In Stock	Mfr. Part No. NFZ18SM501SZ10D Mouser Part No 81-NFZ18SM501SZ10D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata nfz chip noise filters	Datasheet	8 065In Stock	Cut Tape 0,387 € 0,27 € 0,234 € 0,187 € View Reel 0,095 € 0,159 € 0,14 € 0,123 € 0,095 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000	NFZ	EMI Filters	SMD/SMT	0603 (1608 metric)	500 Ohms	950 mA	25 %	250 mOhms	- 55 C	+ 125 C	1.6 mm	0.8 mm	0.8 mm		Reel, Cut Tape, MouseReel
Ferrite Beads 10 OHM 01005 Alternate Sizing Guide Below BLM02PX100SN1D Murata Electronics 1: 0,172 € 19 262In Stock	Mfr. Part No. BLM02PX100SN1D Mouser Part No 81-BLM02PX100SN1D	Murata Electronics	Ferrite Beads 10 OHM 01005 Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	19 262In Stock	Cut Tape 0,172 € 0,122 € 0,095 € 0,085 € View Reel 0,04 € 0,073 € 0,065 € 0,057 € 0,048 € 0,04 € 0,04 € MouseReel Available	Min.: 1 Mult.: 1 : 20 000	BLM02xX_SN	Ferrite Beads	SMD/SMT	1005 (0402 metric)	10 Ohms	1.1 A	5 Ohms	50 mOhms	- 55 C	+ 125 C	0.4 mm	0.2 mm	0.2 mm		Reel, Cut Tape, MouseReel
Ferrite Beads BLM15BA220SZ1D Murata Electronics 1: 0,146 € 25 042In Stock	Mfr. Part No. BLM15BA220SZ1D Mouser Part No 81-BLM15BA220SZ1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	25 042In Stock	Cut Tape 0,146 € 0,066 € 0,057 € 0,046 € View Reel 0,024 € 0,04 € 0,035 € 0,032 € 0,024 € 0,024 € MouseReel Available	Min.: 1 Mult.: 1 : 10 000	BLM15_Z			0402 (1005 metric)	22 Ohms	300 mA					1 mm	0.5 mm		AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads BLM15HB121SZ1D Murata Electronics 1: 0,206 € 19 356In Stock	Mfr. Part No. BLM15HB121SZ1D Mouser Part No 81-BLM15HB121SZ1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	19 356In Stock	Cut Tape 0,206 € 0,094 € 0,082 € 0,065 € View Reel 0,034 € 0,057 € 0,051 € 0,045 € 0,034 € 0,034 € MouseReel Available	Min.: 1 Mult.: 1 : 10 000	BLM15_Z	Ferrite Beads	SMD/SMT	0402 (1005 metric)	120 Ohms	300 mA	25 %	700 mOhms	- 55 C	+ 125 C	1 mm	0.5 mm	0.5 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below BLM18BB331SH1D Murata Electronics 1: 0,146 € 1 910In Stock	Mfr. Part No. BLM18BB331SH1D Mouser Part No 81-BLM18BB331SH1D	Murata Electronics	Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	1 910In Stock	Cut Tape 0,146 € 0,101 € 0,087 € 0,07 € Reel 0,038 € View 0,059 € 0,053 € 0,047 € 0,037 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 12 000 : 4 000	BLM18_H	Ferrite Chip Beads	SMD/SMT	0603 (1608 metric)	330 Ohms	400 mA	25 %	750 mOhms	- 55 C	+ 125 C	1.6 mm	0.8 mm	0.8 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads BLM18EG331TZ1D Murata Electronics 1: 0,361 € 6 487In Stock	Mfr. Part No. BLM18EG331TZ1D Mouser Part No 81-BLM18EG331TZ1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	6 487In Stock	Cut Tape 0,361 € 0,249 € 0,217 € 0,173 € Reel 0,107 € View 0,147 € 0,13 € 0,114 € 0,089 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000	BLM18_Z			0603 (1608 metric)	330 Ohms	500 mA					1.6 mm	0.8 mm		AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads BLM21BD751SZ1D Murata Electronics 1: 0,249 € 3 417In Stock	Mfr. Part No. BLM21BD751SZ1D Mouser Part No 81-BLM21BD751SZ1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	3 417In Stock	Cut Tape 0,249 € 0,171 € 0,148 € 0,118 € Reel 0,07 € View 0,101 € 0,089 € 0,078 € 0,06 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000	BLM21_Z	Ferrite Beads	SMD/SMT	0805 (2012 metric)	750 Ohms	250 mA	25 %	400 mOhms	- 55 C	+ 125 C	2 mm	1.25 mm	0.85 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads NFZ32BW151HZ11L Murata Electronics 1: 0,585 € 1 986In Stock	Mfr. Part No. NFZ32BW151HZ11L Mouser Part No 81-NFZ32BW151HZ11L	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata nfz chip noise filters	Datasheet	1 986In Stock	Cut Tape 0,585 € 0,404 € 0,353 € 0,314 € View Reel 0,17 € 0,278 € 0,237 € 0,206 € 0,188 € 0,17 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000	NFZ	EMI Filters	SMD/SMT		150 Ohms	700 mA	30 %	685 mOhms	- 55 C	+ 125 C	3.2 mm	2.5 mm	1.55 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads BLM18HD601SZ1D Murata Electronics 1: 0,275 € 11 258In Stock	Mfr. Part No. BLM18HD601SZ1D Mouser Part No 81-BLM18HD601SZ1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	11 258In Stock	Cut Tape 0,275 € 0,191 € 0,166 € 0,132 € Reel 0,078 € View 0,113 € 0,10 € 0,087 € 0,066 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000	BLM18_Z	Ferrite Beads	SMD/SMT	0603 (1608 metric)	600 Ohms	100 mA	25 %	1.5 Ohms	- 55 C	+ 125 C	1.6 mm	0.8 mm	0.6 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads 1K OHM 600MA Alternate Sizing Guide Below BLM21AG102SZ1D Murata Electronics 1: 0,258 € 16 030In Stock	Mfr. Part No. BLM21AG102SZ1D Mouser Part No 81-BLM21AG102SZ1D	Murata Electronics	Ferrite Beads 1K OHM 600MA Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	16 030In Stock	Cut Tape 0,258 € 0,179 € 0,139 € 0,124 € View Reel 0,064 € 0,106 € 0,094 € 0,082 € 0,064 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000	BLM21_Z	Ferrite Beads	SMD/SMT	0805 (2012 metric)	1 kOhms	600 mA	25 %	280 mOhms	- 55 C	+ 125 C	2 mm	1.25 mm	0.85 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads 150 OHM 25% Alternate Sizing Guide Below BLM18AG151SH1D Murata Electronics 1: 0,146 € 2 717In Stock	Mfr. Part No. BLM18AG151SH1D Mouser Part No 81-BLM18AG151SH1D	Murata Electronics	Ferrite Beads 150 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	2 717In Stock	Cut Tape 0,146 € 0,098 € 0,085 € 0,068 € Reel 0,037 € View 0,058 € 0,052 € 0,046 € 0,035 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000	BLM18_H	Ferrite Chip Beads	SMD/SMT	0603 (1608 metric)	150 Ohms	700 mA	25 %	250 mOhms	- 55 C	+ 125 C	1.6 mm	0.8 mm	0.8 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads NFZ32BW210HZ10L Murata Electronics 1: 0,49 € 1 977In Stock	Mfr. Part No. NFZ32BW210HZ10L Mouser Part No 81-NFZ32BW210HZ10L	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata nfz chip noise filters	Datasheet	1 977In Stock	Cut Tape 0,49 € 0,339 € 0,295 € 0,263 € View Reel 0,142 € 0,232 € 0,198 € 0,173 € 0,158 € 0,142 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000	NFZ													AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads 5 OHM 25% Alternate Sizing Guide Below BLM15BB050SH1D Murata Electronics 1: 0,138 € 3 746In Stock 30 000On Order	Mfr. Part No. BLM15BB050SH1D Mouser Part No 81-BLM15BB050SH1D	Murata Electronics	Ferrite Beads 5 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	3 746In Stock 30 000On Order On Order Ship Dates Mfr. No: BLM15BB050SH1D Stock: 3 746 Can Dispatch Immediately On Order: 10 000 Expected 01/01/2027 20 000 Expected 05/04/2027 Factory Lead Time: 16 Weeks	Cut Tape 0,138 € 0,095 € 0,083 € 0,066 € View Reel 0,031 € 0,057 € 0,051 € 0,045 € 0,037 € 0,031 € MouseReel Available	Min.: 1 Mult.: 1 : 10 000	BLM15_H	Ferrite Chip Beads	SMD/SMT	0402 (1005 metric)	5 Ohms	500 mA	25 %	80 mOhms	- 55 C	+ 125 C	1 mm	0.5 mm	0.5 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads 1210 65ohm 30% 900mA NFZ32BW650HN11L Murata Electronics 1: 0,533 € 3 700In Stock	Mfr. Part No. NFZ32BW650HN11L Mouser Part No 81-NFZ32BW650HN11L	Murata Electronics	Ferrite Beads 1210 65ohm 30% 900mA	Datasheet	3 700In Stock	Cut Tape 0,533 € 0,368 € 0,321 € 0,286 € View Reel 0,187 € 0,253 € 0,215 € 0,188 € 0,187 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000	NFZ	EMI Filters	SMD/SMT	1210 (3225 metric)	65 Ohms	900 mA	30 %	295 mOhms	- 40 C	+ 125 C	3.2 mm	2.5 mm	1.55 mm		Reel, Cut Tape, MouseReel
Ferrite Beads BLM15BB121SZ1D Murata Electronics 1: 0,095 € 29 800In Stock 60 000On Order	Mfr. Part No. BLM15BB121SZ1D Mouser Part No 81-BLM15BB121SZ1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	29 800In Stock 60 000On Order On Order Ship Dates Mfr. No: BLM15BB121SZ1D Stock: 29 800 Can Dispatch Immediately On Order: 20 000 Expected 03/11/2026 40 000 Expected 06/11/2026 Factory Lead Time: 16 Weeks	Cut Tape 0,095 € 0,066 € 0,052 € 0,046 € View Reel 0,018 € 0,04 € 0,035 € 0,032 € 0,023 € 0,018 € MouseReel Available	Min.: 1 Mult.: 1 : 10 000	BLM15_Z	Ferrite Beads	SMD/SMT	0402 (1005 metric)	120 Ohms	300 mA	25 %	550 mOhms	- 55 C	+ 125 C	1 mm	0.5 mm	0.5 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads BLM21PG600BH1D Murata Electronics 1: 0,241 € 16 500In Stock	Mfr. Part No. BLM21PG600BH1D Mouser Part No 81-BLM21PG600BH1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	16 500In Stock	Cut Tape 0,241 € 0,167 € 0,13 € 0,116 € Reel 0,069 € View 0,099 € 0,088 € 0,077 € 0,059 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000	BLM21_H	Ferrite Chip Beads	SMD/SMT	0805 (2012 metric)	60 Ohms	1.9 A	25 %	20 mOhms	- 55 C	+ 125 C	2 mm	1.25 mm	0.85 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads 1210 31ohm 30% 1200mA NFZ32BW310HN11L Murata Electronics 1: 0,387 € 3 961In Stock	Mfr. Part No. NFZ32BW310HN11L Mouser Part No 81-NFZ32BW310HN11L	Murata Electronics	Ferrite Beads 1210 31ohm 30% 1200mA	Datasheet	3 961In Stock	Cut Tape 0,387 € 0,282 € 0,251 € 0,23 € View Reel 0,146 € 0,208 € 0,184 € 0,167 € 0,157 € 0,146 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000	NFZ	EMI Filters	SMD/SMT	1210 (3225 metric)	31 Ohms	1.2 A	30 %	155 mOhms	- 40 C	+ 125 C	3.2 mm	2.5 mm	1.55 mm		Reel, Cut Tape, MouseReel
Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below BLM21RK221SN1D Murata Electronics 1: 0,224 € 13 311In Stock	Mfr. Part No. BLM21RK221SN1D Mouser Part No 81-BLM21RK221SN1D	Murata Electronics	Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	13 311In Stock	Cut Tape 0,224 € 0,155 € 0,134 € 0,12 € View Reel 0,053 € 0,108 € 0,092 € 0,081 € 0,071 € 0,053 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000	BLM21_xN	Ferrite Chip Beads	SMD/SMT	0805 (2012 metric)	220 Ohms	200 mA	25 %	200 mOhms	- 55 C	+ 125 C	2 mm	1.25 mm	0.85 mm		Reel, Cut Tape, MouseReel
Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below BLM18AG221SH1D Murata Electronics 1: 0,138 € 33 246In Stock	Mfr. Part No. BLM18AG221SH1D Mouser Part No 81-BLM18AG221SH1D	Murata Electronics	Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	33 246In Stock	Cut Tape 0,138 € 0,098 € 0,077 € 0,068 € Reel 0,032 € View 0,058 € 0,052 € 0,046 € 0,031 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000	BLM18_H	Ferrite Chip Beads	SMD/SMT	0603 (1608 metric)	220 Ohms	700 mA	25 %	300 mOhms	- 55 C	+ 125 C	1.6 mm	0.8 mm	0.8 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads 110 OHM 30% NFZ32BW111HN10L Murata Electronics 1: 0,43 € 5 116In Stock	Mfr. Part No. NFZ32BW111HN10L Mouser Part No 81-NFZ32BW111HN10L	Murata Electronics	Ferrite Beads 110 OHM 30%	Datasheet	5 116In Stock	Cut Tape 0,43 € 0,302 € 0,261 € 0,233 € View Reel 0,122 € 0,207 € 0,175 € 0,154 € 0,133 € 0,122 € MouseReel Available	Min.: 1 Mult.: 1 : 2 000	NFZ	EMI Filters	SMD/SMT	1210 (3225 metric)	110 Ohms	520 mA	30 %	570 mOhms	- 40 C	+ 125 C	3.2 mm	2.5 mm	1.55 mm		Reel, Cut Tape, MouseReel
Ferrite Beads BLM21BD421SZ1D Murata Electronics 1: 0,249 € 10 429In Stock	Mfr. Part No. BLM21BD421SZ1D Mouser Part No 81-BLM21BD421SZ1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm powertrain safety	Datasheet	10 429In Stock	Cut Tape 0,249 € 0,171 € 0,148 € 0,118 € Reel 0,07 € View 0,101 € 0,089 € 0,078 € 0,06 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000	BLM21_Z	Ferrite Chip Beads	SMD/SMT	0805 (2012 metric)	420 Ohms	300 mA	25 %	300 mOhms	- 55 C	+ 125 C	2 mm	1.25 mm	0.85 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below BLM21AG331SH1D Murata Electronics 1: 0,258 € 9 284In Stock	Mfr. Part No. BLM21AG331SH1D Mouser Part No 81-BLM21AG331SH1D	Murata Electronics	Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm powertrain safety	Datasheet	9 284In Stock	Cut Tape 0,258 € 0,181 € 0,157 € 0,14 € View Reel 0,065 € 0,125 € 0,107 € 0,095 € 0,065 € 0,065 € MouseReel Available	Min.: 1 Mult.: 1 : 4 000	BLM21_H	Ferrite Chip Beads	SMD/SMT	0805 (2012 metric)	330 Ohms	800 mA	25 %	250 mOhms	- 55 C	+ 125 C	2 mm	1.25 mm	0.85 mm	AEC-Q200	Reel, Cut Tape, MouseReel
Ferrite Beads BLF02RD471GNED Murata Electronics 1: 0,172 € 4 272In Stock	Mfr. Part No. BLF02RD471GNED Mouser Part No 81-BLF02RD471GNED	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blf chip ferrite beads	Datasheet	4 272In Stock	Cut Tape 0,172 € 0,12 € 0,099 € 0,084 € View Reel 0,04 € 0,072 € 0,064 € 0,057 € 0,046 € 0,04 € 0,04 €	Min.: 1 Mult.: 1 : 15 000	BLF	Noise Filters	SMD/SMT	01005 (0402 metric)	470 Ohms	200 mA	40 %	900 mOhms	- 55 C	+ 125 C	0.4 mm	0.2 mm	0.3 mm		Reel, Cut Tape