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PAC1951T-1E/4MX is listed in the Current Regulation/Management range at ChipApex. The manufacturer field lists Microchip Technology. Its product description is IC CURRENT/VOLT MON 1% 16VQFN. Review the specifications below when checking this part for your BOM.
Current Regulation/Management specifications for PAC1951T-1E/4MX
- Description：IC CURRENT/VOLT MON 1% 16VQFN
- Series：PAC195X
- Mfr：Microchip Technology
- Package：Tape & Reel (TR),Cut Tape (CT)
- Function：Current/Voltage Monitor
- Sensing Method：High-Side
- Accuracy：±1%
- Voltage - Input：2.7V ~ 5.5V
- Current - Output：-
- Operating Temperature：-40°C ~ 125°C (TA)
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount, Wettable Flank
- Package / Case：16-VFQFN Exposed Pad
- Supplier Device Package：16-VQFN (3x3)
Current Regulation/Management datasheet and documents for PAC1951T-1E/4MX
Current Regulation/Management Overview
The PAC1951T-1E/4MX is a single-channel power monitor manufactured by Microchip Technology, designed for high-side sensing applications. It operates within a supply voltage range of 2.7 V to 5.5 V and features an operating supply current of 395 uA. The device provides measurement accuracy of 1% and functions reliably across a temperature range from -40°C to +125°C. Packaged in a WLCSP-16 format with SMD/SMT installation style, it integrates accumulator capabilities for energy monitoring.
Current Regulation/Management Feature Summary
- Supports high-side current and power sensing with integrated accumulator functionality
- Delivers 1% measurement accuracy for precise energy monitoring
- Operates efficiently with low quiescent current consumption
Current Regulation/Management Applications
- Battery management systems requiring precise energy tracking
- Portable electronic devices with limited power budgets
- Industrial equipment monitoring high-side power rails
Current Regulation/Management Procurement Notes
Verify the specific suffix '4MX' against official Microchip documentation to confirm package type and tape/reel specifications. Ensure compatibility with your PCB footprint for the WLCSP-16 package. Confirm RoHS compliance status through the manufacturer's latest datasheet before finalizing procurement orders.
Current Regulation/Management Selection Notes
Select this component when a single-channel solution with high-side sensing is required. The 1% accuracy suits applications needing reliable energy accumulation. Consider the WLCSP-16 package size constraints and the 2.7V to 5.5V supply range limitations during circuit design.
Current Regulation/Management Part Context
This part belongs to the PAC1951 series of power monitors from Microchip Technology. It is categorized under Current & Power Monitors & Regulators within the PMIC family. The device is specifically engineered for applications requiring accurate power measurement and energy accumulation in compact form factors.
Current Regulation/Management Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Consult Microchip's official cross-reference tools or contact technical support for verified alternatives.
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