LMR10510YMFE/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LMR10510YMFE/NOPB is a SIMPLE SWITCHER step-down voltage regulator manufactured by Texas Instruments. It operates with an input voltage range of 3 V to 5.5 V and delivers up to 1 A of output current. The device features a fixed switching frequency of 3 MHz, enabling the use of small external components. It provides an adjustable output voltage from 600 mV to 4.5 V within a single-output configuration. The component functions reliably across an operating temperature range of -40°C to +125°C and utilizes a SOT-23-5 package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a high-side N-channel MOSFET for efficient power conversion
• Supports low quiescent current operation to extend battery life
• Includes comprehensive protection against overcurrent, thermal overload, and undervoltage lockout

Voltage Regulators - DC DC Switching Regulators Applications

• Portable consumer electronics requiring compact power solutions
• Battery-powered devices needing efficient voltage regulation
• Embedded systems utilizing 3.3 V or 5 V input rails

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the exact suffix 'E' in the part number LMR10510YMFE/NOPB against official Texas Instruments documentation. Standard listings often show LMR10510YMF/NOPB. Confirm if the 'E' denotes a specific tape-and-reel quantity, packaging variant, or regional compliance marking. Ensure the datasheet matches the requested specifications before finalizing procurement orders to avoid compatibility issues.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this regulator when space constraints require a SOT-23-5 footprint and input voltages remain between 3 V and 5.5 V. The 3 MHz switching frequency allows for smaller inductors and capacitors compared to lower-frequency alternatives. Ensure the load current does not exceed 1 A and that thermal management suits the intended ambient temperature conditions up to 125°C.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LMR10510 series of SIMPLE SWITCHER regulators. It shares core architecture with variants like LMR10510YMF/NOPB and LMR10510YMFX/NOPB. The series is designed for applications prioritizing minimal external component count and high efficiency in small form factors.

Voltage Regulators - DC DC Switching Regulators FAQ

What is the maximum input voltage for the LMR10510YMFE/NOPB?

The maximum continuous input voltage is 5.5 V.

Does the LMR10510YMFE/NOPB support synchronous rectification?

Yes, it integrates a high-side N-channel MOSFET and typically employs synchronous rectification for improved efficiency.