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BK2125HS121-TV is listed in the Chip Ferrite Bead range at ChipApex. The manufacturer field lists Taiyo Yuden. Its product description is FERRITE BEAD 120 OHM 0805 1LN. Review the specifications below when checking this part for your BOM.
Chip Ferrite Bead specifications for BK2125HS121-TV
- Description：FERRITE BEAD 120 OHM 0805 1LN
- Series：BK
- Mfr：Taiyo Yuden
- Package：Tape & Reel (TR)
- Filter Type：-
- Number of Lines：1
- Impedance @ Frequency：120 Ohms @ 100 MHz
- Current Rating (Max)：800mA
- DC Resistance (DCR) (Max)：150mOhm
- Ratings：AEC-Q200
- Operating Temperature：-55°C ~ 125°C
- Package / Case：0805 (2012 Metric)
- Mounting Type：Surface Mount
- Height (Max)：0.041" (1.05mm)
- Size / Dimension：0.079" L x 0.049" W (2.00mm x 1.25mm)
- Features：-
Chip Ferrite Bead datasheet and documents for BK2125HS121-TV
Chip Ferrite Bead Overview
The BK2125HS121-TV is a multilayer chip ferrite bead manufactured by Taiyo Yuden, designed for surface-mount assembly in the 0805 (2012 metric) package. It provides an output impedance of 120 Ohms with a tolerance of 25%. The component supports a maximum DC current of 0.8 A and exhibits a maximum DC resistance of 0.15 Ω. It operates within a temperature range of -55 °C to +125 °C and holds AEC-Q200 qualification for automotive reliability.
Chip Ferrite Bead Feature Summary
- Multilayer construction for compact high-frequency noise suppression
- AEC-Q200 qualified for automotive electronic applications
- Low DC resistance design to minimize power loss
Chip Ferrite Bead Applications
- Automotive circuit noise filtering
- High-speed signal line protection
- Power supply EMI suppression
Chip Ferrite Bead Procurement Notes
Verify the specific suffix 'TV' against official Taiyo Yuden documentation to confirm packaging details and compliance status. Ensure the selected variant matches the required reel specifications for automated assembly processes. Cross-reference the part number with the latest manufacturer datasheets to confirm current production status and availability constraints.
Chip Ferrite Bead Selection Notes
Select this component when a 0805 footprint is required for automotive-grade noise suppression. The 120 Ohm impedance at 100 MHz targets specific frequency bands. Verify that the 0.8 A current rating meets the circuit's operational requirements without saturation. Consider the low DCR for efficiency-sensitive power lines.
Chip Ferrite Bead Part Context
This part belongs to the BK series of multilayer chip beads from Taiyo Yuden. The HS designation typically indicates high-current or specific material characteristics within the family. It serves as a passive filter element to attenuate electromagnetic interference in dense PCB layouts.
Chip Ferrite Bead Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source data. Consult manufacturer cross-reference tools for equivalent components.
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