MCP16411-I/UN

Voltage Regulators - DC DC Switching Regulators Overview

The MCP16411-I/UN is a synchronous step-up DC-DC converter manufactured by Microchip Technology. It operates within an input voltage range of 2.7V to 5.5V and delivers a maximum output current of 1A. The device integrates a 130mΩ high-side switch and a 90mΩ low-side switch, supporting switching frequencies of 1MHz or 2.2MHz. It functions across an industrial temperature range of -40°C to +125°C and is housed in a compact 8-pin UDFN package measuring 2mm x 2mm.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates synchronous rectification with low on-resistance switches for enhanced efficiency
• Supports fixed switching frequencies of 1MHz and 2.2MHz for flexible design optimization
• Features integrated soft-start circuitry to limit inrush current during startup
• Includes comprehensive protection mechanisms such as over-current and thermal shutdown

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered consumer electronics
• Wireless communication modules
• Industrial sensor nodes
• Medical instrumentation devices

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official datasheets to confirm pinout and thermal characteristics. Ensure the operating environment remains within the specified -40°C to +125°C range. Confirm that the selected switching frequency aligns with external component availability. Validate input voltage requirements do not exceed the absolute maximum ratings defined in the electrical specifications table.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for boosting single-cell lithium-ion or alkaline battery voltages. The choice between 1MHz and 2.2MHz frequencies depends on the desired trade-off between external inductor size and conversion efficiency. Evaluate the load profile to ensure the 1A continuous current capability meets peak demand without triggering protection circuits.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the MCP1641x family of synchronous boost converters designed for space-constrained applications. It complements other power management solutions from Microchip by offering high efficiency in a minimal footprint. The series targets designs requiring reliable voltage regulation from low-voltage sources in portable and industrial environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official cross-reference documentation for verified substitutes. Ensure any alternative maintains compatible pin configurations and electrical parameters.