SA6S10W-06 Replacement: SA18S10W-06, FMAT7463-6

Original Part

SA6S10W-06

Fairview Microwave

RF Attenuators 6dB 0 Hz ~ 6 GHz 50 Ohms 10W SMA In-Line Module

Alternative Part

SA18S10W-06

Fairview Microwave

RF Attenuators 6dB 0 Hz ~ 18 GHz 50 Ohms 10W SMA In-Line Module

FMAT7463-6

Fairview Microwave

RF Attenuators 6dB 0 Hz ~ 12.4 GHz 50 Ohms 10W SMA In-Line Module

1. SA18S10W-06 Substitution Conclusion The SA18S10W-06 is technically feasible as a direct substitute for the original part SA6S10W-06. Both attenuators share identical core specifications: attenuation value (6 dB), rated power (10 W), impedance (50 Ω), and connector type (SMA In-Line Module). The key difference lies in the frequency range: the SA18S10W-06 operates from 0–18 GHz, significantly wider than the original part's 0–6 GHz range. The SA18S10W-06 fully covers and is backward compatible with all operational frequencies of the original part. Its internal design incorporates circuit structures and materials optimized for higher frequencies, ensuring maintained attenuation accuracy and impedance matching up to 18 GHz. Consequently, its electrical performance at high frequencies is typically superior to, or at least equivalent to, the original part. It represents a high-performance, drop-in upgrade option.

2. FMAT7463-6 Substitution Conclusion The FMAT7463-6 is technically feasible for replacing the original part SA6S10W-06. Both parts are identical in key parameters: attenuation value, power rating, impedance, and interface. The primary distinction is the frequency range: the FMAT7463-6 covers 0–12.4 GHz, which is wider than the original part's 0–6 GHz range. This part fully encompasses the original design's operating frequency and guarantees performance up to 12.4 GHz, offering superior high-frequency performance compared to the original. Although its upper frequency limit (12.4 GHz) is lower than that of the SA18S10W-06 (18 GHz), it provides ample performance margin for applications originally designed for ≤6 GHz, making it a valid alternative. It should be noted that minor differences in internal construction or secondary specifications may exist between the FMAT series and the SA series, but the parts are directly interchangeable for the stated core parameters.

Analysis ID: D9D4-3B67000

Based on part parameters and for reference only. Not to be used for procurement or production.