LM2852YMXA-1.8

Voltage Regulators - DC DC Switching Regulators Overview

The LM2852YMXA-1.8 is a synchronous step-down DC-DC converter from Texas Instruments, part of the SIMPLE SWITCHER family. It provides a fixed 1.8 V output with a maximum continuous current of 2 A. The device operates within an input voltage range of 2.85 V to 5.5 V and supports switching frequencies of 500 kHz or 1.5 MHz. Packaged in a 14-pin HTSSOP with an exposed pad, it functions as a single-output regulator suitable for various power management applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates high-side and low-side N-channel MOSFETs for efficient synchronous rectification
• Features adjustable switching frequency selection via external resistor
• Includes internal soft-start circuitry to limit inrush current during startup
• Provides comprehensive protection against overcurrent, thermal overload, and undervoltage lockout

Voltage Regulators - DC DC Switching Regulators Applications

• Portable consumer electronics requiring efficient power conversion
• Industrial control systems with single-supply requirements
• Battery-powered devices needing extended runtime through high efficiency
• Embedded systems utilizing microcontrollers and digital signal processors

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify component authenticity by checking manufacturer markings and datasheet specifications. Confirm package type matches HTSSOP-14 requirements. Ensure operating temperature range aligns with application needs. Review RoHS compliance status before integration. Validate supply chain sources for reliability and traceability.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model when a fixed 1.8 V output at up to 2 A is required. Choose based on input voltage compatibility between 2.85 V and 5.5 V. Consider the 500 kHz or 1.5 MHz frequency options for filter size trade-offs. Evaluate thermal performance given the exposed pad design. Compare against other SIMPLE SWITCHER regulators for specific efficiency targets.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM2852 series of synchronous buck regulators. It shares architectural similarities with variants like LM2852YMXA-3.3 and LM2852XMXA-3.0, differing primarily in fixed output voltage settings. The series emphasizes simplicity and high efficiency for space-constrained designs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2852YMXA-1.8/NOPB serves as a direct equivalent variant within the same product line.