LM27341QMYX/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM27341QMYX/NOPB is a wide input range synchronous buck regulator from Texas Instruments, designed for high-efficiency power conversion. It delivers an output current of 1.5 A with an adjustable output voltage ranging from 1 V to 18 V. The device operates at a fixed switching frequency of 2 MHz and supports frequency synchronization. It features AEC-Q100 qualification for automotive applications and functions within a junction temperature range of -40°C to +125°C. The part utilizes a 10-MSOP-PowerPAD package and draws a typical quiescent current of 2.4 mA.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated synchronous rectification for enhanced efficiency across load ranges
• Frequency synchronization capability allows phase alignment in multi-rail systems
• Automotive-grade reliability certified under AEC-Q100 standards
• Wide input voltage range accommodates diverse supply sources

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment and instrument cluster power distribution
• Point-of-load regulation for embedded processors and FPGAs
• Industrial control system bias supplies
• Telecommunications equipment intermediate bus conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix configuration against the official datasheet to ensure compatibility with required thermal and electrical specifications. Confirm that the Q-marking aligns with automotive quality requirements if applicable. Check manufacturer documentation for any recent product change notices affecting pinout or performance parameters before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is needed for converting higher bus voltages to lower logic levels in space-constrained designs. The 2 MHz frequency enables the use of smaller passive components compared to lower-frequency alternatives. Ensure the PCB layout supports the PowerPAD thermal pad for adequate heat dissipation given the 1.5 A output capability and operating temperature range.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM27341 family of wide-input synchronous buck regulators. It shares core architectural similarities with other variants in the series but differs in packaging and qualification level. The Q-suffix indicates automotive qualification, while the MYX designation specifies the 10-MSOP-PowerPAD package with reel shipping format.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM27341QMY/NOPB offers identical electrical performance in an HVSSOP-10 package. LM27341SD/NOPB provides equivalent functionality in a WSON-10 footprint. Verify thermal resistance differences and pin-to-pin compatibility when substituting these variants.