BK0603TM121-T

Description：FERRITE BEAD 120 OHM 0201 4LN
Series：BK
Mfr：Taiyo Yuden
Package：Tape & Reel (TR)

SKU:6d208cbdc11d Category: Ferrite Beads and Chips Brand: Taiyo Yuden

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Product introduction

Product Detailed Parameters

Description：FERRITE BEAD 120 OHM 0201 4LN
Series：BK
Mfr：Taiyo Yuden
Package：Tape & Reel (TR)
Filter Type：-
Number of Lines：1
Impedance @ Frequency：120 Ohms @ 100 MHz
Current Rating (Max)：400mA
DC Resistance (DCR) (Max)：230mOhm
Ratings：-
Operating Temperature：-55°C ~ 125°C
Package / Case：0201 (0603 Metric)
Mounting Type：Surface Mount
Height (Max)：0.013" (0.33mm)
Size / Dimension：0.024" L x 0.012" W (0.60mm x 0.30mm)
Features：-

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BK0603TM121-T

Overview

The BK0603TM121-T is a multilayer chip ferrite bead from the Taiyo Yuden BK series, designed for high-frequency noise suppression in compact electronic circuits. It features a 120 Ohm impedance at 100 MHz and supports a rated current of 400 mA with a maximum DC resistance of 0.23 Ohms. The component utilizes a 0201 (0603 metric) surface-mount package, measuring approximately 0.6mm x 0.3mm, suitable for space-constrained PCB layouts. Operating within a temperature range of -55°C to +85°C, it provides reliable EMI filtering for sensitive signal lines.

Feature Summary

Multilayer ceramic construction for stable high-frequency attenuation
Compact 0201 footprint enabling dense board placement
Low DC resistance minimizes power loss in signal paths

Applications

High-speed data line noise suppression
Clock circuit EMI filtering
Portable device power rail decoupling

Procurement Notes

Verify component authenticity through authorized distributors due to obsolete status. Confirm RoHS3 compliance and moisture sensitivity level (MSL 1) during storage handling. Check for alternative sources as original manufacturing may be discontinued. Ensure packaging integrity for small 0201 components to prevent damage during assembly.

Selection Notes

Select this part when space constraints require a 0201 ferrite bead with 120 Ohm impedance. Verify that the 400 mA current rating meets circuit requirements without saturation. Consider thermal performance within the -55°C to +85°C range for environmental compatibility. Compare DCR specifications against low-loss signal path needs.

Part Context

Part of the Taiyo Yuden BK series multilayer chip beads, optimized for digital circuit noise reduction. The BK series offers various impedance and current ratings across multiple package sizes. This specific model targets applications requiring minimal footprint while maintaining effective high-frequency interference suppression capabilities.