MAX1928EUB25

Voltage Regulators - DC DC Switching Regulators Overview

The MAX1928EUB25 is a synchronous step-down DC/DC converter from Analog Devices Inc./Maxim Integrated. It operates with an input voltage range of 2.6V to 5.5V and provides a fixed positive output of 2.5V. The device delivers a guaranteed minimum output current of 800mA. It utilizes pulse-width modulation (PWM) with a switching frequency between 800kHz and 1.2MHz. The component is housed in a 10-TFSOP or 10-MSOP package and supports surface mount mounting. It functions within an operating temperature range of -40°C to 85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification for improved efficiency
• Fixed 2.5V output configuration
• Compact 10-pin TFSOP/MSOP packaging

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring low power consumption
• Battery-powered systems needing efficient voltage regulation
• Embedded circuits utilizing 2.5V logic levels

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix, such as +T, which indicates tape and reel packaging, against your assembly requirements. Confirm that the obsolete status does not impact long-term supply chain stability for your production timeline. Ensure compatibility with existing PCB footprints for the 10-TFSOP or 10-MSOP package before finalizing procurement decisions.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 2.5V output is required from a single-cell lithium-ion battery source. The synchronous design suits applications prioritizing efficiency over adjustable output flexibility. Consider the 800mA current limit and 5.5V maximum input voltage when designing the power stage. Verify thermal performance within the specified -40°C to 85°C ambient range.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the Maxim Integrated line of switching voltage regulators. It is designed as a compact solution for space-constrained portable electronics. The device integrates the power switch and control circuitry into a small footprint. It represents a standard offering for low-voltage, high-efficiency power management in consumer and industrial handheld devices.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult manufacturer cross-reference tools for potential alternatives if supply constraints arise.