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Product Detailed Parameters
- Description：FERRITE BEAD 120 OHM 1812 1LN
- Series：BCMS
- Mfr：Max Echo
- Package：Tape & Reel (TR),Cut Tape (CT)
- Filter Type：Power Line
- Number of Lines：1
- Impedance @ Frequency：120 Ohms @ 100 MHz
- Current Rating (Max)：6A
- DC Resistance (DCR) (Max)：20mOhm
- Ratings：-
- Operating Temperature：-55°C ~ 125°C
- Package / Case：1812 (4532 Metric)
- Mounting Type：Surface Mount
- Height (Max)：0.059" (1.50mm)
- Size / Dimension：0.177" L x 0.126" W (4.50mm x 3.20mm)
- Features：-
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Overview
The BCMS453215A121 is a single-line power line ferrite bead manufactured by Max Echo in an 1812 (4532 metric) surface-mount package. It exhibits an impedance of 120 Ohms at 100 MHz and supports a maximum current rating of 6 Amperes. The component features a maximum DC resistance of 20 milliohms, ensuring low insertion loss in high-current applications. It operates within a temperature range of -55°C to 125°C and has a maximum height of 1.50 mm.
Feature Summary
- Designed for high-current power line filtering with low DC resistance characteristics
- Multilayer chip construction for effective EMI suppression in compact spaces
- Suitable for surface-mount assembly processes
Applications
- High-current power supply lines
- EMI suppression in portable electronic devices
- Signal integrity protection in data lines
Procurement Notes
Verify the specific manufacturer documentation for the BCMS453215A121 to confirm RoHS compliance status and moisture sensitivity level prior to procurement. Ensure that the ordering suffix matches the required packaging format, such as tape and reel or cut tape, as specified in the official datasheet. Cross-reference the part number with the manufacturer's latest release notes to confirm availability and any potential design changes.
Selection Notes
Select this component when a 1812 footprint ferrite bead is required for circuits carrying up to 6 Amperes. The 120 Ohm impedance at 100 MHz makes it suitable for suppressing noise in frequencies around that range. Consider the low DCR of 20 milliohms to minimize voltage drop and power dissipation in power delivery networks where efficiency is critical.
Part Context
This component belongs to the BCMS series of multilayer ferrite chip beads from Max Echo Technology Corp. The series is characterized by high current handling capabilities and low DC resistance, making it distinct from standard signal line ferrites. It is designed to address EMI issues in modern electronics requiring robust power line filtering.
Replacement Considerations
The Fair-Rite Products Corp. part number 2518121217Y3 is listed as a parameter-equivalent substitute. Verify electrical compatibility, specifically the 120 Ohm impedance and 6A current rating, before substitution.
