PAC1952T-1E/4MXVAO

Current Regulation/Management Overview

The PAC1952T-1E/4MXVAO is a high-side current and voltage monitoring IC manufactured by Microchip Technology. It features two independent channels for power monitoring with an integrated accumulator for energy measurement. The device operates on a supply voltage between 2.7 V and 5.5 V, consuming 395 uA of operating current. It provides 1% accuracy and supports I2C/SMBus interfaces. The component is housed in a WLCSP-16 package and functions within a temperature range of -40°C to +125°C.

Current Regulation/Management Feature Summary

• Dual-channel high-side sensing capability for precise current and voltage monitoring
• Integrated accumulator function for cumulative energy measurement
• I2C and SMBus compatible digital interface for system communication

Current Regulation/Management Applications

• High-side power monitoring in industrial systems
• Energy metering applications requiring accumulated data
• Battery management systems with dual-channel requirements

Current Regulation/Management Procurement Notes

Verify the specific suffix 'VAO' against official Microchip documentation to confirm automotive qualification status. Ensure compatibility with existing PCB footprints for the WLCSP-16 package. Confirm that the I2C address configuration meets system design requirements before procurement.

Current Regulation/Management Selection Notes

Select this component when dual-channel high-side monitoring with energy accumulation is required. The WLCSP-16 package offers a compact form factor suitable for space-constrained designs. Verify that the 1% accuracy specification meets the application's precision needs and that the 2.7V to 5.5V supply range aligns with the system power architecture.

Current Regulation/Management Part Context

This part belongs to the PAC1952 series of power monitors from Microchip Technology. The series includes variants for both high-side and low-side sensing configurations. The PAC1952T-1E/4MXVAO specifically targets high-side applications with automotive-grade reliability indicated by the VAO suffix.

Current Regulation/Management Replacement Considerations

Check for PAC1952T-1E/J6CX or PAC1952T-2E/4MX as potential functional equivalents depending on whether high-side or low-side sensing is required. Verify package compatibility and pinout alignment before substitution.