Product Overview
The BLM18H_SN Series Chip Ferrite Bead is designed for noise suppression in electronic circuits. It offers effective impedance characteristics at high frequencies, making it suitable for various applications including general use, large current, high-speed signal lines, and digital interfaces. The product is designed for solder mounting and adheres to standard testing conditions for electrical and mechanical performance.
Product Attributes
- Brand: MURATA MFG.CO.,LTD.
- Product ID: BLM
- Packaging: D:Taping / B:Bulk
- RoHS Marking: ROHS Y ()
Technical Specifications
| MURATA Part Number | Impedance () at 100MHz | Impedance () at 1GHz | Rated Current (mA) at 85 | Rated Current (mA) at 125 | DC Resistance ( max.) | Remark |
| BLM18HE601SN1D | 60025% | 300 min. | 600 *1 | 800 *1 | 0.25 | For Large Current |
| BLM18HE601SN1B | 60025% | 300 min. | 600 *1 | 800 *1 | 0.25 | For Large Current |
| BLM18HE102SN1D | 100025% | 500 min. | 1000 *1 | 600 *1 | 0.35 | |
| BLM18HE102SN1B | 100025% | 500 min. | 1000 *1 | 600 *1 | 0.35 | |
| BLM18HE152SN1D | 150025% | 750 min. | 1500 *1 | 500 *1 | 0.50 | |
| BLM18HE152SN1B | 150025% | 750 min. | 1500 *1 | 500 *1 | 0.50 | |
| BLM18HG471SN1D | 47025% | 400 min. | 600 | 200 | 0.85 | For general use |
| BLM18HG471SN1B | 47025% | 400 min. | 600 | 200 | 0.85 | For general use |
| BLM18HG601SN1D | 60025% | 450 min. | 700 | 200 | 1.0 | |
| BLM18HG601SN1B | 60025% | 450 min. | 700 | 200 | 1.0 | |
| BLM18HG102SN1D | 100025% | 750 min. | 1000 | 100 | 1.6 | |
| BLM18HG102SN1B | 100025% | 750 min. | 1000 | 100 | 1.6 | |
| BLM18HD471SN1D | 47025% | 700 min. | 1000 | 100 | 1.2 | For high speed signal line |
| BLM18HD471SN1B | 47025% | 700 min. | 1000 | 100 | 1.2 | For high speed signal line |
| BLM18HD601SN1D | 60025% | 850 min. | 1200 | 100 | 1.5 | |
| BLM18HD601SN1B | 60025% | 850 min. | 1200 | 100 | 1.5 | |
| BLM18HD102SN1D | 100025% | 1100 min. | 1700 | 50 | 1.8 | |
| BLM18HD102SN1B | 100025% | 1100 min. | 1700 | 50 | 1.8 | |
| BLM18HB121SN1D | 12025% | 50040% | 200 | 0.5 | 0.5 | |
| BLM18HB121SN1B | 12025% | 50040% | 200 | 0.5 | 0.5 | |
| BLM18HB221SN1D | 22025% | 110040% | 100 | 0.8 | 0.8 | |
| BLM18HB221SN1B | 22025% | 110040% | 100 | 0.8 | 0.8 | |
| BLM18HB331SN1D | 33025% | 160040% | 50 | 1.2 | 1.2 | |
| BLM18HB331SN1B | 33025% | 160040% | 50 | 1.2 | 1.2 | |
| BLM18HK331SN1D | 33025% | 40040% | 200 | 0.5 | 0.5 | For Digital Interface |
| BLM18HK331SN1B | 33025% | 40040% | 200 | 0.5 | 0.5 | For Digital Interface |
| BLM18HK471SN1D | 47025% | 60040% | 200 | 0.7 | 0.7 | |
| BLM18HK471SN1B | 47025% | 60040% | 200 | 0.7 | 0.7 | |
| BLM18HK601SN1D | 60025% | 70040% | 100 | 0.9 | 0.9 | |
| BLM18HK601SN1B | 60025% | 70040% | 100 | 0.9 | 0.9 | |
| BLM18HK102SN1D | 100025% | 120040% | 50 | 1.5 | 1.5 | |
| BLM18HK102SN1B | 100025% | 120040% | 50 | 1.5 | 1.5 |
| Item | Specification | Test Method |
| Operating Temperature | -55C to +125C | |
| Storage Temperature | -55C to +125C | |
| Impedance Measuring Frequency | 100MHz1MHz , 1GHz1MHz | |
| DC Resistance Measuring Equipment | Digital multi meter | |
| Appearance and Dimensions | Meet item 4. | Visual Inspection and measured with Slide Calipers. |
| Bonding Strength | Table 1. | Soldered on substrate. Applying Force(F) : 6.8N, Applying Time : 5s1s, Applied direction:Parallel to substrate |
| Bending Strength | Table 1. | Soldered on substrate. Substrate: Glass-epoxy 100mm40mm1.0mm, Deflection : 2.0mm, Speed : 0.5mm/s, Keeping Time : 30s |
| Vibration | Soldered on substrate. Oscillation Frequency : 10Hz to 55Hz to 10Hz for 1 min, Total Amplitude : 1.5mm, Testing Time : 2 hours in each of 3 mutually perpendicular directions. | |
| Resistance to Soldering Heat | Pre-Heating : 150C10C, 60s90s, Solder : Sn-3.0Ag-0.5Cu, Solder Temperature : 270C5C, Immersion Time : 10s0.5s | |
| Drop | No failure | Free fall on concrete or steel board. Height : 75cm, Attitude : 3 directions, Number of times : 3 times for each direction. |
| Solderability | Electrodes at least 95% covered with new solder coating. | Flux : Ethanol solution of rosin,25(wt)%, Pre-Heating : 150C10C, 60s90s, Solder : Sn-3.0Ag-0.5Cu, Solder Temperature : 240C5C, Immersion Time : 3s1s |
| Temperature Cycle | Table 1. | 1 cycle: -55C / 30min3min, Ordinary temp. / 10min to 15min, +125C / 30min3min, Ordinary temp. / 10min to 15min. Total of 100 cycles. |
| Humidity | Temperature : 40C2C, Humidity : 90%(RH) to 95%(RH), Time : 1000h(+48h,-0h) | |
| Heat Life | Table 2. | Temperature : 125C3C, Applying Current : Rated Current (at 125C), Time : 1000h(+48h,-0h) |
| Cold Resistance | Table 1. | Temperature : -552C, Time : 1000h(+48h,-0h) |
2304140030_muRata-BLM18HE601SN1D_C88979.pdf
Please Use Our Online Inquiry Contact Form Below If You Have Any Questions, Our Team Will Get Back To You As Soon As Possible