A8293SESTR-T

Overview

The A8293SESTR-T is a single LNB supply and control voltage regulator manufactured by Allegro MicroSystems. It operates within an input voltage range of 10 V to 16 V and features a maximum operating temperature of +85°C and a minimum operating temperature of -20°C. The device is housed in a 16-WFQFN exposed pad package with dimensions of 3x3 mm. It functions as a specialized PMIC for satellite signal receiver applications, providing regulated output for low-noise block downconverter systems.

Feature Summary

• Provides dedicated voltage regulation for single LNB supply and control circuits
• Designed specifically for analog and digital satellite signal receiver integration
• Operates reliably across standard industrial temperature ranges

Applications

• Satellite signal receivers
• Analog satellite equipment
• Digital satellite equipment

Procurement Notes

Verify the component status carefully before procurement, as this specific part number may be discontinued or subject to end-of-life notices. Confirm availability through authorized distributors and check for valid replacement alternatives such as the A8304SESTR-T if sourcing new production units proves difficult. Ensure the supplier provides official datasheets matching the exact suffix and package configuration.

Selection Notes

Select this regulator when designing systems requiring precise voltage management for single LNB interfaces in satellite communication hardware. Consider its 10 V to 16 V input window and QFN-16 footprint during PCB layout. Evaluate thermal performance within the specified -20°C to +85°C range to ensure stable operation in varied environmental conditions without exceeding power dissipation limits.

Part Context

This component belongs to Allegro MicroSystems' portfolio of specialized power management integrated circuits tailored for niche communication applications. It complements other LNB regulators like the A8291 and A8294, offering targeted solutions for satellite receiver manufacturers seeking compact, surface-mount voltage regulation components that integrate seamlessly into high-density electronic assemblies.

Replacement Considerations

The A8304SESTR-T is a confirmed substitute part number listed by major distributors.