Original Part
Alternative Part
1. M3933/30-21S Substitution Conclusion
Given a complete match in core electrical parameters (10dB attenuation, 2W power handling, 50Ω impedance) and mechanical interface (SMA In-Line Module), the frequency range of the M3933/30-21S (0-32 GHz) is significantly superior to that of the original component (0-12 GHz). This part maintains its specified attenuation accuracy and performance up to the very high frequency of 32GHz, whereas the original part is only characterized up to 12GHz. For application scenarios within the original design's frequency range of 12GHz and below, the M3933/30-21S can provide equivalent or even superior electrical performance, while also offering the potential for extension into higher frequency applications. A direct electrical substitution is therefore fully viable. However, it is important to note that the higher frequency specification may result in a cost differential.
2. 32AS102-K10S3 Substitution Conclusion
The 32AS102-K10S3 aligns with the original component in fundamental performance parameters (10dB attenuation, 2W power, 50Ω impedance) and physical packaging (SMA In-Line Module). Its frequency range (0-18 GHz) covers and exceeds the original part's 12GHz upper limit. This part provides reliable attenuation performance within the 12GHz to 18GHz band, while demonstrating performance equivalent to the original part within the standard 0-12GHz operating range. Consequently, a direct replacement is feasible. Selecting this part offers a margin of high-frequency performance headroom over the original design while ensuring compatibility and reliability within the specified range.
Analysis ID: 11BE-34B2000
Based on part parameters and for reference only. Not to be used for procurement or production.
SkyChip © 2026, Email: sales@skychip.com