Skip to main content

BLM18 0603 Chip Ferrite Bead EMIFIL Noise Suppression 30MHz–GHz

287 variants · Murata Electronics

About the BLM18 0603 Chip Ferrite Bead EMIFIL Noise Suppression 30MHz–GHz

The Murata Electronics BLM18 0603 Chip Ferrite Bead EMIFIL Noise Suppression 30MHz–GHz series groups 287 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common case of 0603 (1608 Metric), height of 0.037\" (0.95mm) and number of lines of 1. Variants differ by current rating, DC resistance (DCR) and filter type, so you can match the exact current rating your application requires using the selection guide below.

Select a variant by

Current rating
200mA · 300mA · 400mA · 450mA · 700mA · 800mA
DC resistance (DCR)
180mOhm · 250mOhm · 400mOhm · 500mOhm · 700mOhm
Filter type
- · Power Line · Signal Line
Impedance @ frequency
1 kOhms @ 100 MHz · 120 Ohms @ 100 MHz · 150 Ohms @ 100 MHz · 470 Ohms @ 100 MHz
Mounting
Surface Mount · Surface Mount, Epoxy
Operating temperature
-55°C ~ 125°C · -55°C ~ 150°C · -55°C~150°C
Package
Tape & Reel (TR) Cut Tape (CT) · Tape & Reel (TR); Cut Tape (CT)
Ratings
- · AEC-Q200

Shared specifications

Case
0603 (1608 Metric)
Height
0.037\" (0.95mm)
Number of lines
1

Variant comparison

ParameterBLM18BD121BH1DBLM18RK471SN1DBLM18AG102BH1DBLM18AG102SH1DBLM18AG102SN1DBLM18AG102SZ1D
Current rating300mA200mA450mA450mA450mA400mA
DC resistance (DCR)400mOhm500mOhm500mOhm500mOhm500mOhm500mOhm
Filter typePower Line-Power Line--Signal Line
Impedance @ frequency120 Ohms @ 100 MHz470 Ohms @ 100 MHz1 kOhms @ 100 MHz1 kOhms @ 100 MHz1 kOhms @ 100 MHz1 kOhms @ 100 MHz
MountingSurface MountSurface MountSurface MountSurface MountSurface MountSurface Mount
Operating temperature-55°C ~ 150°C-55°C ~ 125°C-55°C ~ 150°C-55°C ~ 125°C-55°C ~ 125°C-55°C ~ 125°C
PackageTape & Reel (TR) Cut Tape (CT)Tape & Reel (TR) Cut Tape (CT)Tape & Reel (TR) Cut Tape (CT)Tape & Reel (TR) Cut Tape (CT)Tape & Reel (TR) Cut Tape (CT)Tape & Reel (TR) Cut Tape (CT)
RatingsAEC-Q200-AEC-Q200AEC-Q200-AEC-Q200

Request a quote on any BLM18 0603 Chip Ferrite Bead EMIFIL Noise Suppression 30MHz–GHz part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants