MP2490DS-LF-Z

Voltage Regulators - DC DC Switching Regulators Overview

The MP2490DS-LF-Z is a monolithic step-down switching regulator manufactured by Monolithic Power Systems. It operates with an input voltage range of 4.5 V to 36 V and delivers a continuous output current of 1.5 A. The device features a fixed 700 kHz switching frequency and supports adjustable output voltages from 800 mV to 15 V. It includes programmable output current limiting, shutdown functionality, and thermal shutdown protection. The component is housed in an SOIC-8 surface-mount package and functions within an operating temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-side power MOSFET for efficient step-down conversion
• Supports programmable output current limiting via external sensing
• Includes comprehensive fault protection mechanisms

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for embedded systems
• Battery-powered equipment power management
• General-purpose DC-DC conversion stages

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm pinout compatibility and package variations. Ensure that any ordering suffixes do not alter functional parameters unless explicitly stated in the datasheet. Cross-reference the part number with authorized distribution channels to confirm authenticity and traceability before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component for applications requiring a wide input voltage range up to 36 V and moderate output current capabilities. The fixed 700 kHz frequency allows for compact passive component selection. Consider the SOIC-8 package for standard surface-mount assembly processes. Evaluate thermal performance requirements relative to the expected load conditions and ambient environment.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the MP2490 series of buck converters from Monolithic Power Systems. The series focuses on providing robust power management solutions with integrated protection features. The DS variant specifically denotes the SOIC-8 package option, distinguishing it from other package types within the same electrical family.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

MP2490DQ-LF-Z offers identical electrical specifications but utilizes a QFN-10 package instead of SOIC-8.