This reference specification applies to the Chip Ferrite Bead BLM18_N Series. These components are designed to suppress noise in various electronic circuits. They are available in different impedance values and current ratings, making them suitable for applications such as digital interfaces, DC power lines, general use, and high-speed signal lines.
| MURATA Part Number | Impedance () (at 100MHz) | Rated Current (mA) | DC Resistance ( max.) | Remark |
| BLM18RK121SN1D | 12025% | 200 | 0.25 | For Digital Interface |
| BLM18RK221SN1D | 22025% | 200 | 0.30 | For Digital Interface |
| BLM18RK471SN1D | 47025% | 200 | 0.50 | For Digital Interface |
| BLM18RK601SN1D | 60025% | 200 | 0.60 | For Digital Interface |
| BLM18RK102SN1D | 100025% | 200 | 0.80 | For Digital Interface |
| BLM18PG300SN1D | 30 min. | 1000 | 0.05 | For DC power line |
| BLM18PG330SN1D | 3325% | 3000*1 | 0.025 | For DC power line |
| BLM18PG600SN1D | 40 min. | 1000 | 0.1 | For DC power line |
| BLM18PG121SN1D | 12025% | 2000*1 | 0.05 | For DC power line |
| BLM18PG181SN1D | 18025% | 1500*1 | 0.09 | For DC power line |
| BLM18PG221SN1D | 22025% | 1400*1 | 0.10 | For DC power line |
| BLM18PG331SN1D | 33025% | 1200*1 | 0.15 | For DC power line |
| BLM18PG471SN1D | 47025% | 1000 | 0.20 | For DC power line |
| BLM18KG221SN1D | 22025 | 2200*1 | 0.050 | For DC power line |
| BLM18KG331SN1D | 33025 | 1700*1 | 0.080 | For DC power line |
| BLM18KG471SN1D | 47025 | 1500*1 | 0.130 | For DC power line |
| BLM18KG601SN1D | 60025 | 1300*1 | 0.150 | For DC power line |
| BLM18KG102SN1D | 100025 | 1000*1 | 0.200 | For DC power line |
| BLM18SD220SN1D | 2225 | 6000*1 | 0.008 | For DC power line |
| BLM18SG330SN1D | 3325 | 6000*1 | 0.008 | For DC power line |
| BLM18AG121SN1D | 12025% | 800 | 0.18 | For general use |
| BLM18AG151SN1D | 15025% | 700 | 0.25 | For general use |
| BLM18AG221SN1D | 22025% | 700 | 0.25 | For general use |
| BLM18AG331SN1D | 33025% | 600 | 0.30 | For general use |
| BLM18AG471SN1D | 47025% | 550 | 0.35 | For general use |
| BLM18AG601SN1D | 60025% | 500 | 0.38 | For general use |
| BLM18AG102SN1D | 100025% | 450 | 0.50 | For general use |
| BLM18BB050SN1D | 525% | 800 | 0.05 | For high speed signal line |
| BLM18BA050SN1D | 525% | 500 | 0.2 | For high speed signal line |
| BLM18BB100SN1D | 1025% | 700 | 0.10 | For high speed signal line |
| BLM18BA100SN1D | 1025% | 500 | 0.25 | For high speed signal line |
| BLM18BB220SN1D | 2225% | 700 | 0.20 | For high speed signal line |
| BLM18BA220SN1D | 2225% | 500 | 0.35 | For high speed signal line |
| BLM18BB470SN1D | 4725% | 600 | 0.25 | For high speed signal line |
| BLM18BD470SN1D | 4725% | 500 | 0.3 | For high speed signal line |
| BLM18BA470SN1D | 4725% | 300 | 0.55 | For high speed signal line |
| BLM18BB600SN1D | 6025% | 600 | 0.25 | For high speed signal line |
| BLM18BA750SN1D | 7525% | 300 | 0.70 | For high speed signal line |
| BLM18BB750SN1D | 7525% | 600 | 0.30 | For high speed signal line |
| BLM18BB121SN1D | 12025% | 550 | 0.30 | For high speed signal line |
| BLM18BD121SN1D | 12025% | 300 | 0.4 | For high speed signal line |
| BLM18BA121SN1D | 12025% | 200 | 0.9 | For high speed signal line |
| BLM18BB141SN1D | 14025% | 500 | 0.35 | For high speed signal line |
| BLM18BB151SN1D | 15025% | 450 | 0.37 | For high speed signal line |
| BLM18BD151SN1D | 15025% | 300 | 0.4 | For high speed signal line |
| BLM18BB221SN1D | 22025% | 450 | 0.45 | For high speed signal line |
| BLM18BD221SN1D | 22025% | 250 | 0.45 | For high speed signal line |
| BLM18BB331SN1D | 33025% | 400 | 0.58 | For high speed signal line |
| BLM18BD331SN1D | 33025% | 250 | 0.5 | For high speed signal line |
| BLM18BD421SN1D | 42025% | 250 | 0.55 | For high speed signal line |
| BLM18BB471SN1D | 47025% | 300 | 0.85 | For high speed signal line |
| BLM18BD471SN1D | 47025% | 250 | 0.55 | For high speed signal line |
| BLM18BD601SN1D | 60025% | 200 | 0.65 | For high speed signal line |
| BLM18BD102SN1D | 100025% | 200 | 0.85 | For high speed signal line |
| BLM18BD152SN1D | 150025% | 150 | 1.2 | For high speed signal line |
| BLM18BD182SN1D | 180025% | 150 | 1.5 | For high speed signal line |
| BLM18BD222SN1D | 220025% | 150 | 1.5 | For high speed signal line |
| BLM18BD252SN1D | 250025% | 150 | 1.5 | For high speed signal line |
| BLM18TG121TN1D | 12025% | 200 | 0.25 | For general use (Thin type) |
| BLM18TG221TN1D | 22025% | 200 | 0.3 | For general use (Thin type) |
| BLM18TG601TN1D | 60025% | 200 | 0.45 | For general use (Thin type) |
| BLM18TG102TN1D | 100025% | 100 | 0.6 | For general use (Thin type) |
| BLM18SG260TN1D | 2625 | 6000*1 | 0.007 | For DC power line (Thin type) |
| BLM18SG700TN1D | 7025 | 4000*1 | 0.020 | For DC power line (Thin type) |
| BLM18SG121TN1D | 12025 | 3000*1 | 0.025 | For DC power line (Thin type) |
| BLM18SG221TN1D | 22025 | 2500*1 | 0.040 | For DC power line (Thin type) |
| BLM18SG331TN1D | 33025 | 1500*1 | 0.070 | For DC power line (Thin type) |
| BLM18SN220TN1D | 227 | 8000*1 | 0.004 | For DC power line (Thin type) |
| BLM18KG260TN1D | 2625 | 6000*1 | 0.007 | For DC power line (Thin type) |
| BLM18KG300TN1D | 3025 | 5000*1 | 0.010 | For DC power line (Thin type) |
| BLM18KG700TN1D | 7025 | 3500*1 | 0.022 | For DC power line (Thin type) |
| BLM18KG101TN1D | 10025 | 3000*1 | 0.030 | For DC power line (Thin type) |
| BLM18KG121TN1D | 12025 | 3000*1 | 0.030 | For DC power line (Thin type) |
