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PE7437-1 is listed in the Attenuators range at ChipApex. The manufacturer field lists Pasternack. Its product description is 1DB ATTN BNC 2W 4GHZ. Review the specifications below when checking this part for your BOM.
The Pasternack PE7437-1 is a fixed RF attenuator designed for precision signal reduction in radio frequency systems. It provides an attenuation value of 1 dB with a nominal impedance of 50 Ohms. The component operates within a frequency range of 0 Hz to 4 GHz and supports a maximum power rating of 2 Watts. It utilizes BNC connectors, specifically configured as a plug-to-jack inline module. This device ensures stable performance across its specified bandwidth for applications requiring precise signal level adjustment.
Verify the specific connector configuration matches the required BNC plug-to-jack interface. Confirm that the 1 dB attenuation value aligns with the system's signal loss requirements. Ensure the operating environment remains within the 0 Hz to 4 GHz frequency range and does not exceed the 2 Watt power rating. Check for RoHS compliance status if environmental regulations apply to the assembly.
Select this component when a minimal 1 dB reduction is necessary without introducing significant phase shift or reflection. Consider the BNC form factor for compatibility with existing test fixtures. Evaluate the 4 GHz upper limit against the highest operational frequency of the application. Compare power handling capabilities against peak signal levels to ensure reliability under continuous operation conditions.
This part belongs to Pasternack's series of general-purpose RF attenuators. These components are engineered for use in laboratory and production environments where precise attenuation values are critical. The product line typically includes various attenuation steps and connector types to support diverse microwave and millimeter-wave testing scenarios.
L-com LCAT7437-7 and Cinch ATT-0313-07-BNC-10 are documented parameter-equivalent alternatives. Verify mechanical fit and electrical specifications before substitution.
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