Original Part
30 Ohms @ 100 MHz 1 Power Line Ferrite Bead 0603 (1608 Metric) 3A 30mOhm
Alternative Part
30 Ohms @ 100 MHz 1 Power Line Ferrite Bead 0603 (1608 Metric) 5A 10mOhm
26 Ohms @ 100 MHz 1 Power Line Ferrite Bead 0603 (1608 Metric) 6A 7mOhm
1. UPZ1608E300-5R0TF Substitution Conclusion
This component serves as a perfect substitute with significantly enhanced performance. As an upgraded part from the same manufacturer (Sunlord), it maintains the key filtering characteristics (impedance of 30Ω @ 100MHz), package (0603), and nearly identical footprint. Crucially, it increases the rated current from 3A to 5A and reduces the maximum DC resistance (DCR) from 30mΩ to 10mΩ. This substitution provides the power rail with greater anti-saturation capability and lower DC voltage drop, leading to improved current handling and system efficiency. Given the identical package, there are no compatibility concerns, making this a direct and reliable upgrade path.
2. WLBD1608HCU260TL Substitution Conclusion
Technically acceptable as a substitute, but mechanical dimensional differences must be considered. Its core impedance-frequency characteristic (26Ω @ 100MHz vs. the original 30Ω) is similar, providing comparable filtering performance, while offering superior electrical specifications (rated current of 6A, DCR of 7mΩ). However, its maximum height (0.75mm) is notably lower than the original part (0.95mm). This height reduction may cause mechanical interference or placement process discrepancies in applications with dense PCB layouts or strict height constraints (e.g., near shielding cans). If the application space permits and the slight impedance deviation is acceptable, its electrical performance meets or exceeds requirements. Prior to substitution, it is essential to verify that the reduced height will not cause assembly or structural issues.
Analysis ID: 9673-C4C5000
Based on part parameters and for reference only. Not to be used for procurement or production.
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