LCAT1002-09

Overview

The LCAT1002-09 is a fixed RF attenuator manufactured by L-com, designed for coaxial interconnect applications. It provides a nominal attenuation of 9 dB with an accuracy of ±0.5 dB across a frequency range of DC to 3 GHz. The component features SMA male-to-female connectors and maintains a 50 Ohm impedance. It supports a maximum input power of 2 Watts and exhibits a Voltage Standing Wave Ratio (VSWR) of less than 1.2:1. The unit operates within a temperature range of -55°C to +125°C.

Feature Summary

• Coaxial in-line design with gold-plated brass body
• SMA male to female connector configuration
• Fixed 9 dB attenuation value

Applications

• RF signal level reduction in test and measurement setups
• Impedance matching in microwave communication systems
• Signal conditioning in wireless infrastructure equipment

Procurement Notes

Verify the specific datasheet version for the LCAT1002-09 to confirm current manufacturing status and environmental compliance details such as RoHS3. Ensure that the SMA connector gender and mating requirements align with system interface specifications before procurement. Cross-reference technical parameters against application load conditions to validate power handling capabilities.

Selection Notes

Select this model when a precise 9 dB attenuation is required within the 3 GHz bandwidth. The 2W power rating suits moderate signal levels, while the wide operating temperature range ensures reliability in varied environments. Consider the SMA interface compatibility and physical dimensions relative to available mounting space in the target assembly.

Part Context

This component belongs to the L-com LCAT series of passive connectorized attenuators. These devices are engineered for stable performance in RF and microwave circuits. The series offers various attenuation values and connector types to support diverse interconnect needs in professional electronic systems.

Replacement Considerations

Publicly documented parameter-equivalent substitutes include ATT-0313-07-BNC-10 from Cinch Connectivity Solutions, PE7437-7 from Pasternack, and R414407000 from Radiall USA, Inc. Note that these alternatives may utilize different connector interfaces or form factors compared to the SMA configuration of the LCAT1002-09.

FAQ

What is the VSWR specification for the LCAT1002-09?

The Voltage Standing Wave Ratio is specified as less than 1.2:1.

Does the LCAT1002-09 support frequencies above 3 GHz?

No, the operational frequency range is limited to DC up to 3 GHz.