HI-8425PQIF

Power Management - Specialized Overview

The HI-8425PQIF is a combined 8-channel discrete-to-digital sensor interface and quad low-side driver fabricated with Silicon-on Insulator (SOI) technology. It operates on a supply voltage range of 3V to 5.5V with a typical supply current of 10mA. The component is housed in a 44-pin Plastic Quad Flat Pack (PQFP) package, measuring 10x10 mm. It supports an operating temperature range of -40°C to +85°C and features surface-mount installation.

Power Management - Specialized Feature Summary

• Integrates eight discrete-to-digital sensor channels for signal acquisition
• Includes four independent low-side driver outputs for load control
• Utilizes Silicon-on Insulator (SOI) fabrication for enhanced reliability

Power Management - Specialized Applications

• Avionics sensor interfaces
• Low-side driver circuits in aircraft systems
• Discrete signal conditioning modules

Power Management - Specialized Procurement Notes

Verify the specific suffix 'IF' against the manufacturer's official documentation to confirm the exact temperature rating and packaging configuration. Ensure the procurement source provides valid RoHS compliance data if required by project specifications. Cross-reference the 44-PQFP package dimensions with mechanical constraints before finalizing orders.

Power Management - Specialized Selection Notes

Select this component when a single IC must handle both digital sensor input processing and low-side switching capabilities. The SOI technology offers robustness suitable for demanding environments. Confirm that the 3V to 5.5V supply range aligns with the system power architecture and that the 44-pin PQFP footprint fits the PCB layout requirements.

Power Management - Specialized Part Context

Holt Integrated Circuits specializes in avionics solutions, particularly supporting ARINC 429 standards. This part belongs to their portfolio of protocol ICs and line drivers used in flight control and navigation systems. The company supplies components to major aircraft manufacturers, emphasizing reliability in commercial and military aviation applications.

Power Management - Specialized Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult Holt Integrated Circuits directly for qualified alternatives or obsolescence management options.