ISO1H811GAUMA1

Power Distribution Switches, Load Drivers Overview

The ISO1H811GAUMA1 is an eight-channel high-side isolated gate driver from Infineon's ISOFACE family, designed for industrial automation. It features a PG-DSO-36 package with exposed pad. The device supports supply voltages from 3 V to 5.5 V and delivers a peak output current of 625 mA per channel. It operates within a junction temperature range of -25°C to +125°C. Key electrical parameters include a typical on-resistance of 150 mΩ, rise time of 64 µs, and fall time of 89 µs. Power dissipation is rated at 3.3 W, with a quiescent supply current of 4.5 mA.

Power Distribution Switches, Load Drivers Feature Summary

• Integrates eight independent high-side drivers in a single compact surface-mount package.
• Provides robust galvanic isolation between control logic and high-voltage power stages.
• Includes integrated fault protection mechanisms such as overtemperature, overvoltage, and fixed current limiting.
• Features automatic restart functionality to recover from transient fault conditions.

Power Distribution Switches, Load Drivers Applications

• Robotics systems
• Automated Guided Vehicles (AGV)
• Industrial automation interfaces

Power Distribution Switches, Load Drivers Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required packaging formats, such as cut tape or reel quantities. Confirm that the component meets RoHS3 compliance standards for your assembly process. Check moisture sensitivity levels and storage conditions prior to soldering. Ensure the selected variant matches the intended thermal management requirements for the target application environment.

Power Distribution Switches, Load Drivers Selection Notes

Select this component when eight isolated high-side channels are required for driving power switches in industrial environments. Consider the 625 mA output capability and 150 mΩ on-resistance for load matching. Evaluate the SOIC-36 footprint against available PCB space. Verify that the operating temperature range suits the deployment location. Compare against other ISOFACE variants if different channel counts or pinouts are needed.

Power Distribution Switches, Load Drivers Part Context

This part belongs to the ISO1H811 series within Infineon's ISOFACE portfolio. It is specifically engineered for digital isolation in harsh industrial settings. The device replaces traditional discrete isolation solutions by integrating multiple drivers into one chip. It complements other ISOFACE products like the ISO1I811T for comprehensive interface needs.

Power Distribution Switches, Load Drivers Replacement Considerations

ISO1H811GXT is listed as an alias for this component. Direct substitutes may include other eight-channel high-side drivers from the same manufacturer family, provided pinout and electrical specifications align.