Microchip 5-Channel Low Dropout Voltage Regulator 5.05V 100mA SOIC 8-Pin LP2951-03YM

Microchip LP2951-03YM is a high-precision 5-channel low dropout voltage regulator designed for reliable power management applications. It features a fixed 5.05V output and supports a maximum output current of 100mA, making it suitable for various compact electronic and embedded systems requiring efficient voltage regulation.

The LP2951-03YM regulator excels with extremely low quiescent current of 75μA, which increases only slightly even at dropout, substantially extending battery life in portable devices. Its low dropout voltage typically measures 40mV at light loads and 380mV at full 100mA output, ensuring efficient operation under varying load conditions.

This device offers highly accurate output voltage with exceptional line regulation of 0.4% and load regulation of 0.3%, along with a very low temperature coefficient contributing to stable voltage delivery across a wide temperature range from -40°C to 85°C. It is housed in a compact SOIC 8-pin surface mount package with dimensions of 4.93mm length, 3.94mm width, and 1.48mm height, ideally suited for space-constrained PCB layouts.

Additional protective features include current and thermal limiting to prevent damage during fault conditions. The LP2951 variant includes an error flag output that warns of output dropout conditions, enhancing system safety and reliability. The output voltage is programmable from 1.24V up to 29V, allowing flexible use as a regulator or a voltage reference.

This regulator requires a minimal 1μF capacitance for stable operation, simplifying design requirements and reducing component count. It complies with RoHS standards, ensuring environmental safety.

Typical industrial and commercial applications include power management in industrial electronics, laboratory instrumentation, telemetry, battery-operated equipment, and various consumer electronics.

Ensures very low dropout voltage, typically 40mV at light load and 380mV at 100mA load. Features ultra-low quiescent current of 75μA for extended battery life. Provides highly accurate 5V output voltage with tight load and line regulation.

Comes in a compact SOIC 8-pin package suitable for surface mounting. Operates reliably between -40°C to 85°C operating temperatures. Includes advanced features like current and thermal limiting for protection. Output programmable from 1.24V to 29V with error flag for dropout warning.

Requires only 1μF capacitance for stability ensuring design simplicity. Certified RoHS compliant and manufactured in the United States. Explore our Electronics & Electricals categories for more power management ICs and Voltage Regulator solutions at EnvMart.