LCAT1001-10 Replacement: SA6-10, FMAT7466-10

Original Part

LCAT1001-10

L-com

RF Attenuators 10dB 0 Hz ~ 3 GHz 50 Ohms 2W SMA In-Line Module

Alternative Part

SA6-10

Fairview Microwave

RF Attenuators 10dB 0 Hz ~ 6 GHz 50 Ohms 2W SMA In-Line Module

FMAT7466-10

Fairview Microwave

RF Attenuators 10dB 0 Hz ~ 12 GHz 50 Ohms 2W SMA In-Line Module

1. SA6-10 Substitution Conclusion The SA6-10 can directly replace the original part LCAT1001-10, as both share identical key parameters: attenuation (10 dB), power handling (2 W), impedance (50 Ω), and connector type (SMA In-Line Module). Additionally, the SA6-10 offers a frequency range of 0–6 GHz, fully covering the original part’s upper limit of 3 GHz. In high-frequency applications, the SA6-10 provides greater bandwidth margin and can accommodate higher-frequency signals without introducing additional performance risks. However, if the system operates only below 3 GHz, the high-frequency performance advantage may not be realized, while the cost could be slightly higher.

2. FMAT7466-10 Substitution Conclusion The FMAT7466-10 also meets the criteria for direct replacement of the LCAT1001-10, with fully matched core specifications (10 dB, 2 W, 50 Ω, SMA). Its frequency range (0–12 GHz) is notably superior to the original part’s 3 GHz. This part maintains stable attenuation performance across an ultra-wide bandwidth, making it particularly suitable for high-frequency or broadband system upgrades. That said, if the original application is limited to lower frequency bands, its extended high-frequency capability may represent overdesign. It is also necessary to evaluate whether its high-frequency parameters—such as insertion loss and return loss—impose stricter requirements in the existing system.

Analysis ID: 2A87-E14C000

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