LP3871ESX-2.5/NOPB

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The LP3871ESX-2.5/NOPB is a fixed-output low-dropout linear voltage regulator manufactured by Texas Instruments, designed for surface-mount applications in TO-263-5 packages. It provides a stable 2.5 V output with a maximum continuous current of 800 mA and supports input voltages up to 7 V. The device features a typical dropout voltage of 240 mV at full load, ensuring efficient power regulation under varying conditions. With an operating temperature range from -40°C to +125°C, it offers robust performance for industrial and commercial electronics. Key electrical specifications include a line regulation of 0.02%, load regulation of 0.04%, and a quiescent current of 5 mA.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Provides precise fixed voltage regulation with high accuracy
• Operates efficiently with minimal voltage drop across the device
• Includes integrated protection against overcurrent and thermal overload

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Portable battery-powered equipment requiring stable low-voltage rails
• Industrial control systems needing reliable power management
• Communication infrastructure utilizing low-noise linear regulation

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and REACH SVHC declarations prior to integration. Ensure storage conditions adhere to moisture sensitivity level requirements to prevent package damage during soldering processes.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this regulator when a fixed 2.5 V output is required within a 7 V input limit. Consider the TO-263-5 package for adequate thermal dissipation at currents approaching 800 mA. Evaluate system efficiency needs against the dropout characteristics to ensure optimal performance under minimum input voltage conditions.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This component belongs to the LP3871 series of ultra-low-dropout regulators from Texas Instruments. The series is engineered for applications demanding fast transient response and high power supply rejection ratios. The NOPB suffix indicates lead-free construction compliant with international environmental standards.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

LP3871ESX-3.3/NOPB serves as a functional substitute if a 3.3 V output is acceptable instead of 2.5 V.