EFP0110GM20-DR

Power Management - Specialized Overview

The EFP0110GM20-DR is a multi-channel wired boost PMIC from Silicon Labs, designed for ultra-low-power IoT devices. It features a QFN-20 package and operates within an input voltage range of 800 mV to 5.5 V. The device provides a maximum output voltage of 5.2 V and supports single alkaline, dual alkaline, single lithium, and USB power sources. It functions over a temperature range of -40°C to +105°C with quiescent current as low as 150 nA.

Power Management - Specialized Feature Summary

• Provides complete system power and primary cell battery Coulomb counting for EFM32 and EFR32 devices
• Delivers up to 94% efficiency through configurable buck/boost, buck-only, and LDO outputs
• Supports lossless charge measurement without sense resistors via integrated Coulomb Counter
• Features fully configurable I2C Direct Mode and IRQ pin for fast energy mode transitions

Power Management - Specialized Applications

• Ultra-low-power battery-powered IoT devices
• EFM32 and EFR32 device power management
• Wearables and smart accessories
• IoT sensors and end devices

Power Management - Specialized Procurement Notes

Verify the NRND status before integration, as this component is not recommended for new designs. Confirm availability through authorized channels, noting that distribution may be limited in certain regions. Ensure compliance with RoHS requirements and check humidity sensitivity handling procedures during assembly and storage.

Power Management - Specialized Selection Notes

Select this part when a wired boost topology is required for EFM32 or EFR32 systems. It is suitable for applications needing precise Coulomb counting and multiple regulated rails from a single-cell or dual-cell battery source. Consider the QFN-20 footprint and thermal performance for space-constrained designs.

Power Management - Specialized Part Context

This component belongs to the EFP01 Energy Friendly PMIC family, specialized for powering Silicon Labs wireless SoCs. It integrates DC-DC converters and linear regulators to optimize efficiency across varying load conditions. The series targets battery-operated embedded systems requiring long operational life and compact form factors.

Power Management - Specialized Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Due to the NRND status, alternative solutions should be evaluated based on specific system requirements and supply chain stability.