MAX34407EWE+T

Current Regulation/Management Overview

The MAX34407EWE+T is a four-channel power accumulator designed for precise voltage and current monitoring in portable systems. It features an SMBus interface and supports a wide common-mode range of 2.5 V to 15 V with a low full-scale sense voltage of 100 mV. The device provides 12-bit voltage resolution and accumulates power samples at a rate of 1,024 samples per second per channel. It operates within a temperature range of -40°C to +85°C and utilizes a compact 16-bump WLP package measuring 2.285 x 2.185 mm.

Current Regulation/Management Feature Summary

• Autonomous operation capability that minimizes processor burden by automatically collecting and multiplying voltage and current samples.
• Wide dynamic range measurement capability suitable for accurately monitoring systems consuming minimal or high power.
• Integrated 48-bit power accumulator allowing data retention for extended periods without sample loss during host access.

Current Regulation/Management Applications

• Portable platform power consumption optimization
• High-side current sensing applications
• Voltage and current monitoring in embedded systems

Current Regulation/Management Procurement Notes

Verify the specific suffix and package configuration against official Analog Devices documentation before procurement. Confirm availability status as distribution channels may vary. Ensure compatibility with the target system's I2C/SMBus protocol requirements. Validate thermal performance specifications against the intended operating environment constraints.

Current Regulation/Management Selection Notes

Select this component when autonomous power accumulation is required to reduce host CPU overhead. It is suitable for designs needing wide dynamic range measurements across multiple channels. Consider the small WLP footprint for space-constrained portable applications. Ensure the system voltage falls within the specified common-mode range.

Current Regulation/Management Part Context

This part belongs to the MAX34407 family of power accumulators from Analog Devices/Maxim Integrated. These devices are engineered to provide accurate power monitoring solutions for battery-powered and portable electronics. The series integrates voltage and current sensing with digital accumulation capabilities.

Current Regulation/Management Replacement Considerations

Consult official manufacturer substitution guides for verified alternatives. Generic cross-references should be avoided due to specific interface and accuracy requirements.

Current Regulation/Management FAQ

What is the sampling rate of the power accumulator?

Each channel captures data at a rate of 1,024 samples per second.

Does the device require continuous processor intervention?

No, it supports autonomous operation, allowing the processor to minimize its burden while the device handles sampling and accumulation.