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Murata Electronics BLM15AG700SH1D — EMI Filters & Ferrite Beads

Murata BLM15AG700SH1D Ferrite Bead, 70 Ohm @ 100 MHz, 0402

MPNBLM15AG700SH1D
Active

Murata Electronics EMIFIL® BLM15 series ferrite bead, 70 Ohms @ 100 MHz, 500 mA, 150 mOhm DCR, 0402 (1005 Metric), AEC-Q200, Tape & Reel.

$0.1000Ref. price · indicative, final on quote
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

BLM15AG700SH1D specifications
ParameterValue
SeriesEMIFIL®, BLM15
MountingSurface Mount
Current rating500mA
Impedance @ frequency70 Ohms @ 100 MHz
Operating temperature-55°C ~ 125°C
Height0.022\" (0.55mm)
Size (Dimension)0.039\" L x 0.022\" W (1.00mm x 0.55mm)
PackageTape & Reel (TR) Cut Tape (CT)
RatingsAEC-Q200
Case0402 (1005 Metric)
Number of lines1
DC resistance (DCR)150mOhm

Product details

70 Ohm chip ferrite bead for automotive signal lines

The Murata BLM15AG700SH1D is a single-line ferrite bead from the EMIFIL® BLM15 series, delivering 70 Ohms impedance at 100 MHz in a standard 0402 (1005 Metric) footprint. Rated for 500 mA continuous current with a maximum DC resistance of 150 mOhm, it is sized for power-supply filtering on low-current rails without dropping excessive voltage.

0402 footprint and board-fit constraints

Surface-mount 0402 package (1.00 mm x 0.55 mm, 0.55 mm max height). The small body fits dense layouts but the 0402 pad geometry demands a controlled solder-paste stencil — the land pattern matches the standard IPC-7351 0402 footprint. Tape-and-reel packaging feeds pick-and-place at production volume; cut-tape samples are available for bench prototyping.

Frequently asked questions

What does the 70 Ohm impedance at 100 MHz mean for my circuit?

At 100 MHz the bead presents 70 Ohms of resistive impedance, attenuating conducted noise on that frequency band. Below 100 MHz the impedance is lower — the bead acts more as a low-DCR conductor — so it filters high-frequency switching noise (e.g., from a buck converter or digital clock) without affecting the DC bias on the rail. The 500 mA current rating and 150 mOhm DCR define the IR drop and self-heating at full load.