AT-107V Replacement: FMAT7466-7, LCAT1005-07

Original Part

AT-107V

Hirose Electric Co Ltd

RF Attenuators 7dB 0 Hz ~ 18 GHz 50 Ohms 2W SMA In-Line Module

Alternative Part

FMAT7466-7

Fairview Microwave

RF Attenuators 7dB 0 Hz ~ 12 GHz 50 Ohms 2W SMA In-Line Module

LCAT1005-07

L-com

RF Attenuators 7dB 0 Hz ~ 18 GHz 50 Ohms 2W SMA In-Line Module

1. FMAT7466-7 Substitution Conclusion Direct substitution is not recommended; it can only be considered a downgraded replacement under limited conditions. The most critical technical discrepancy between the FMAT7466-7 and the original AT-107V part lies in the frequency range: the FMAT7466-7 has an upper limit of 12 GHz, whereas the original part supports 0-18 GHz. For applications operating strictly within 12 GHz, the FMAT7466-7 matches the required attenuation, power handling, and interface specifications, presenting a cost-effective alternative. However, if the system operates within the 12 to 18 GHz band, employing this substitute will introduce significant additional insertion loss. This will result in severe signal attenuation or potential link failure, rendering it completely unsuitable for substitution in such scenarios.

2. LCAT1005-07 Substitution Conclusion This component is a direct substitute in terms of both electrical and mechanical performance. The LCAT1005-07 is fully compliant with all key specifications of the original AT-107V part, including attenuation (7dB), frequency range (DC-18 GHz), impedance (50 Ohm), power rating (2W), and physical form factor (SMA feed-through module). It provides identical attenuation and power handling capabilities across the entire specified frequency spectrum. The interface compatibility ensures it can be directly integrated into the existing system without concerns regarding performance degradation or the need for adapters, making it an ideal replacement component.

Analysis ID: A976-C321000

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