HV7800K1-G

Current Regulation/Management Overview

The HV7800K1-G is a high-side current monitor manufactured by Microchip Technology, designed for precise current sensing in power management applications. It operates within an input voltage range of 8 V to 450 V and features a low quiescent supply current of 50 uA. The device is housed in a compact SOT-23-5 surface-mount package, suitable for space-constrained designs. It supports an operating temperature range from -40°C to +85°C and complies with RoHS standards. This component integrates high-voltage tolerance with low power consumption, making it ideal for monitoring high-side loads in industrial and automotive systems.

Current Regulation/Management Feature Summary

• High-side current sensing capability with wide input voltage tolerance up to 450 V
• Ultra-low quiescent supply current of 50 uA for energy-efficient operation
• Compact SOT-23-5 surface-mount package for space-saving integration

Current Regulation/Management Applications

• Industrial motor control current monitoring
• Automotive battery management systems
• Power supply overcurrent protection circuits

Current Regulation/Management Procurement Notes

Verify the specific ordering suffix and manufacturer part number against official Microchip documentation to ensure compatibility with design requirements. Confirm moisture sensitivity level (MSL) and reflow soldering profile compliance prior to assembly. Check for any recent product change notices (PCN) regarding packaging or manufacturing site updates. Ensure that the procurement source provides valid traceability and authenticity guarantees for electronic components.

Current Regulation/Management Selection Notes

Select the HV7800K1-G when high-side current monitoring is required with minimal power consumption. Consider its 450 V input range suitability for high-voltage applications. Evaluate the SOT-23-5 package constraints against available PCB real estate. Compare performance metrics such as quiescent current and operating temperature range against alternative monitors to ensure optimal system efficiency and reliability.

Current Regulation/Management Part Context

The HV7800K1-G belongs to the HV7800 series of high-side current monitors from Microchip Technology. This series focuses on providing accurate current sensing solutions for high-voltage environments. The component is categorized under Power Management ICs (PMIC) and specifically falls within the Current & Power Monitors & Regulators subcategory. It complements other Microchip offerings in power management and signal conditioning.

Current Regulation/Management Replacement Considerations

Consult official Microchip documentation for confirmed substitute part numbers. Verify pinout compatibility and electrical parameter equivalence before substitution. Review any functional differences or application note recommendations for alternative devices within the same family.