MAX20345JEWN+T

Power Management - Specialized Overview

The MAX20345JEWN+T is a power management integrated circuit designed for low-power wearable applications. It integrates three buck regulators, three low-dropout linear regulators, and one Buck-Boost regulator to provide up to seven regulated voltages. The device includes a linear battery charger with a smart power selector. Input voltage ranges from 1V to 5.5V or 2.7V to 5.5V depending on configuration. Supply current is 720µA. Operating temperature spans -40°C to +85°C. Package is 56-WLP (3.37x3.05).

Power Management - Specialized Feature Summary

• Integrates multiple voltage regulation stages including buck, LDO, and Buck-Boost converters.
• Includes a linear battery charger with intelligent power path management.
• Optimized for ultra-low quiescent current in portable devices.

Power Management - Specialized Applications

• Low-power wearable electronics
• Portable medical devices
• Smart home sensors

Power Management - Specialized Procurement Notes

Verify the specific input voltage range variant required for your design, as datasheets indicate variations between 1V-5.5V and 2.7V-5.5V. Confirm the package marking and reel specifications match your assembly requirements. Ensure compatibility with the intended thermal environment within the specified operating temperature range.

Power Management - Specialized Selection Notes

Select this component when a single IC solution is needed to manage multiple rails and battery charging in space-constrained designs. It replaces discrete regulators and charge controllers. Consider the WLP footprint constraints and the need for integrated power path management versus external solutions.

Power Management - Specialized Part Context

This part belongs to the MAX2034x family of PMICs. It shares architectural similarities with other members like the MAX20343 but offers higher integration levels with seven regulators. It is distinct from general-purpose regulators by combining power management and charging functions.

Power Management - Specialized Replacement Considerations

Direct substitutes are not explicitly listed in public documentation. Evaluate pin-compatible alternatives within the MAX2034x series if available. Verify electrical parameters and thermal performance before substitution.

Power Management - Specialized FAQ

What is the maximum number of regulated outputs?

The device provides up to seven regulated voltages using three buck, three LDO, and one Buck-Boost regulators.

Does it support battery charging?

Yes, it includes a linear battery charger with a smart power selector for managing power sources.