Product Overview
The MURATA MFG.CO., LTD. Chip Ferrite Bead BLM21N1 series offers a range of high-performance ferrite beads designed for various electronic applications. These components are crucial for suppressing noise and controlling impedance in power and signal lines. They are available in different impedance values and rated currents, catering to diverse circuit requirements such as DC power lines, digital interfaces, and high-speed signal lines.
Product Attributes
- Brand: MURATA MFG.CO., LTD.
- Origin: Japan (implied by manufacturer)
- Material: Ferrite
- Certifications: Not specified in the provided text.
Technical Specifications
| MURATA Part Number | Impedance () (at 100MHz) | Rated Current (mA) | DC Resistance () max. | Remark |
| BLM21PG220SN1D | 2225% | 6000 | 0.009 | For DC power line |
| BLM21PG220SN1B | 2225% | 6000 | 0.009 | For DC power line |
| BLM21PG300SN1D | 20 min. | 4000 | 0.014 | |
| BLM21PG300SN1B | 20 min. | 4000 | 0.014 | |
| BLM21PG600SN1D | 6025% | 3500 | 0.02 | |
| BLM21PG600SN1B | 6025% | 3500 | 0.02 | |
| BLM21PG121SN1D | 12025% | 3000 | 0.03 | |
| BLM21PG121SN1B | 12025% | 3000 | 0.03 | |
| BLM21PG221SN1D | 22025% | 2000 | 0.045 | |
| BLM21PG221SN1B | 22025% | 2000 | 0.045 | |
| BLM21PG331SN1D | 33025% | 1500 | 0.07 | |
| BLM21PG331SN1B | 33025% | 1500 | 0.07 | |
| BLM21SN300SN1D | 3010 | 8500 | 0.004 | |
| BLM21SN300SN1B | 3010 | 8500 | 0.004 | |
| BLM21SP700SN1D | 7025% | 6000 | 0.009 | |
| BLM21SP700SN1B | 7025% | 6000 | 0.009 | |
| BLM21SP111SN1D | 11025% | 5000 | 0.013 | |
| BLM21SP111SN1B | 11025% | 5000 | 0.013 | |
| BLM21SP181SN1D | 18025% | 4000 | 0.020 | |
| BLM21SP181SN1B | 18025% | 4000 | 0.020 | |
| BLM21RK121SN1D | 12025% | 200 | 0.15 | For Digital Interface |
| BLM21RK121SN1B | 12025% | 200 | 0.15 | For Digital Interface |
| BLM21RK221SN1D | 22025% | 200 | 0.20 | For Digital Interface |
| BLM21RK221SN1B | 22025% | 200 | 0.20 | For Digital Interface |
| BLM21RK471SN1D | 47025% | 200 | 0.25 | For Digital Interface |
| BLM21RK471SN1B | 47025% | 200 | 0.25 | For Digital Interface |
| BLM21RK601SN1D | 60025% | 200 | 0.30 | For Digital Interface |
| BLM21RK601SN1B | 60025% | 200 | 0.30 | For Digital Interface |
| BLM21RK102SN1D | 100025% | 200 | 0.50 | For Digital Interface |
| BLM21RK102SN1B | 100025% | 200 | 0.50 | For Digital Interface |
| BLM21BB050SN1D | 525% | 1000 | 0.02 | For high speed signal line |
| BLM21BB050SN1B | 525% | 1000 | 0.02 | For high speed signal line |
| BLM21BB600SN1D | 6025% | 800 | 0.13 | |
| BLM21BB600SN1B | 6025% | 800 | 0.13 | |
| BLM21BB750SN1D | 7525% | 700 | 0.16 | |
| BLM21BB750SN1B | 7525% | 700 | 0.16 | |
| BLM21BB121SN1D | 12025% | 600 | 0.19 | |
| BLM21BB121SN1B | 12025% | 600 | 0.19 | |
| BLM21BD121SN1D | 12025% | 350 | 0.25 | |
| BLM21BD121SN1B | 12025% | 350 | 0.25 | |
| BLM21BB151SZ1D | 15025% | 600 | 0.21 | |
| BLM21BB151SZ1B | 15025% | 600 | 0.21 | |
| BLM21BD151SN1D | 15025% | 350 | 0.25 | |
| BLM21BD151SN1B | 15025% | 350 | 0.25 | |
| BLM21BB201SN1D | 20025% | 500 | 0.26 | |
| BLM21BB201SN1B | 20025% | 500 | 0.26 | |
| BLM21BB221SN1D | 22025% | 500 | 0.26 | |
| BLM21BB221SN1B | 22025% | 500 | 0.26 | |
| BLM21BD221SN1D | 22025% | 350 | 0.25 | |
| BLM21BD221SN1B | 22025% | 350 | 0.25 | |
| BLM21BB331SN1D | 33025% | 400 | 0.33 | |
| BLM21BB331SN1B | 33025% | 400 | 0.33 | |
| BLM21BD331SN1D | 33025% | 300 | 0.3 | |
| BLM21BD331SN1B | 33025% | 300 | 0.3 | |
| BLM21BD421SN1D | 42025% | 300 | 0.3 | |
| BLM21BD421SN1B | 42025% | 300 | 0.3 | |
| BLM21BB471SN1D | 47025% | 400 | 0.40 | |
| BLM21BB471SN1B | 47025% | 400 | 0.40 | |
| BLM21BD471SN1D | 47025% | 300 | 0.35 | |
| BLM21BD471SN1B | 47025% | 300 | 0.35 | |
| BLM21BD601SN1D | 60025% | 300 | 0.35 | |
| BLM21BD601SN1B | 60025% | 300 | 0.35 | |
| BLM21BD751SN1D | 75025% | 250 | 0.4 | |
| BLM21BD751SN1B | 75025% | 250 | 0.4 | |
| BLM21BD102SN1D | 100025% | 250 | 0.4 | |
| BLM21BD102SN1B | 100025% | 250 | 0.4 | |
| BLM21BD152SN1D | 150025% | 250 | 0.45 | |
| BLM21BD152SN1B | 150025% | 250 | 0.45 | |
| BLM21BD182SN1D | 180025% | 250 | 0.5 | |
| BLM21BD182SN1B | 180025% | 250 | 0.5 | |
| BLM21BD222SN1L | 1600 min. | 250 | 0.6 | |
| BLM21BD222SN1B | 1600 min. | 250 | 0.6 | |
| BLM21BD222TN1D | 220025% | 200 | 0.6 | |
| BLM21BD222TN1B | 220025% | 200 | 0.6 | |
| BLM21BD272SN1L | 270025% | 200 | 0.8 | |
| BLM21BD272SN1B | 270025% | 200 | 0.8 | |
| BLM21AG121SN1D | 12025% | 1000 | 0.09 | For general use |
| BLM21AG121SN1B | 12025% | 1000 | 0.09 | For general use |
| BLM21AG151SN1D | 15025% | 1000 | 0.09 | For general use |
| BLM21AG151SN1B | 15025% | 1000 | 0.09 | For general use |
| BLM21AG221SN1D | 22025% | 900 | 0.12 | For general use |
| BLM21AG221SN1B | 22025% | 900 | 0.12 | For general use |
| BLM21AG331SN1D | 33025% | 800 | 0.15 | For general use |
| BLM21AG331SN1B | 33025% | 800 | 0.15 | For general use |
| BLM21AG471SN1D | 47025% | 700 | 0.18 | For general use |
| BLM21AG471SN1B | 47025% | 700 | 0.18 | For general use |
| BLM21AG601SN1D | 60025% | 700 | 0.2 | For general use |
| BLM21AG601SN1B | 60025% | 700 | 0.2 | For general use |
| BLM21AG102SN1D | 100025% | 600 | 0.27 | For general use |
| BLM21AG102SN1B | 100025% | 600 | 0.27 | For general use |
2304140030_muRata-BLM21PG221SH1D_C88994.pdf
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