Original Part
Alternative Part
50 Ohms @ 100 MHz 1 Signal Line Ferrite Bead 0603 (1608 Metric) 600mA 60mOhm
1. EMI0603R-68 Substitution Conclusion
The EMI0603R-68 can serve as a direct replacement for the EMI0603R-60. Both are 0603 ferrite beads manufactured by Delevan, with identical key parameters including rated current (600mA), package dimensions (1.60mm x 0.80mm), and maximum DC resistance (100mOhm). The only difference lies in the impedance characteristic: the EMI0603R-68 provides 68Ω at 100MHz, compared to 60Ω for the original part. This indicates a slightly enhanced suppression of high‑frequency noise (approximately 13% higher impedance) after substitution. However, the circuit’s sensitivity to impedance variation should be verified. In general filtering applications, such a minor deviation is usually acceptable and will not affect DC power consumption or saturation current performance.
2. BBGK00160808500Y00 Substitution Conclusion
The BBGK00160808500Y00 is compatible with the original part in package size (1.60mm x 0.80mm) and rated current (600mA), but presents two key differences: first, its impedance is 50Ω @100MHz (10Ω lower than the original); second, its DC resistance is only 60mOhm (40% lower than the original). Consequently, substitution may result in slightly weaker attenuation of high‑frequency noise, while offering lower DC power loss and higher efficiency. If the original design relies on a specific impedance value to meet EMI suppression targets, the filtering performance should be verified to ensure it still meets requirements. Overall, this part is suitable for applications that prioritize low DC loss and can tolerate wider impedance variation.
Analysis ID: F1E6-909B000
Based on part parameters and for reference only. Not to be used for procurement or production.
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