LAT-10+

Overview

The Mini-Circuits LAT-10+ is a surface-mount fixed attenuator designed for RF applications. It provides a nominal attenuation of 10 dB with a typical insertion loss of 0.8 dB across a frequency range from DC to 2500 MHz. The component operates within a 50-ohm impedance system and supports power handling up to 500 mW. It features a compact SOT143-4 package, suitable for automated assembly. The device functions reliably within an operating temperature range of -45°C to +105°C, ensuring stability in various electronic environments.

Feature Summary

• Fixed 10 dB attenuation performance for signal level control
• Wideband operation from DC to 2500 MHz
• Compact surface-mount SOT143-4 packaging
• High power handling capability of 500 mW

Applications

• RF signal chain attenuation
• Impedance matching networks
• Test and measurement equipment
• Wireless communication systems

Procurement Notes

Verify the specific datasheet revision and RoHS compliance status prior to procurement. Confirm that the SOT143-4 package dimensions align with the target PCB footprint. Ensure thermal management requirements are met given the 500 mW power rating. Check for any specific handling instructions related to the surface-mount technology during assembly processes.

Selection Notes

Select the LAT-10+ when a precise 10 dB reduction is required in the sub-2.5 GHz band. Consider its 500 mW power capacity for moderate signal levels. The SOT143-4 form factor offers space efficiency compared to larger through-hole alternatives. Evaluate thermal dissipation needs if operating near maximum power limits.

Part Context

Mini-Circuits manufactures a broad portfolio of RF and microwave components, including amplifiers, filters, and attenuators. The LAT-10+ belongs to their line of fixed attenuators, which are essential passive devices for controlling signal amplitude. These components are widely used in commercial and industrial RF designs to ensure proper signal integrity and system performance.

Replacement Considerations

Direct substitutes include other Mini-Circuits fixed attenuators with similar specifications, such as the BAT-10+ or PAT-10+, though frequency ranges may differ. Cross-reference pinout and thermal characteristics when replacing with components from other manufacturers to ensure compatibility.