LP2985ITPX-3.0/NOPB

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

The LP2985ITPX-3.0/NOPB is a micropower, low-noise, ultra-low-dropout linear voltage regulator manufactured by Texas Instruments. It provides a fixed 3.0 V output with a maximum load current of 150 mA. The device supports an input voltage range from 2.5 V to 16 V and operates within a junction temperature range of -40°C to +125°C. Key electrical parameters include a dropout voltage of 0.28 V (maximum 0.35 V), line regulation of 0.014 %/V, and an input bias current of 65 µA. It utilizes a DSBGA-5 surface-mount package.

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

• Ultra-low dropout performance for efficient power conversion near the input voltage limit
• Low noise output suitable for sensitive analog and RF circuitry
• Micropower consumption with low quiescent current for battery-operated applications
• Integrated thermal and current limiting protection for system reliability

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

• Portable consumer electronics requiring stable low-voltage rails
• Battery-powered systems needing extended operational life
• Noise-sensitive signal conditioning circuits
• Embedded microcontroller power supplies

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

Verify the specific suffix 'ITPX' against the official Texas Instruments datasheet to confirm pinout and marking details. Ensure the component meets RoHS compliance requirements for your region. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components. Confirm availability status as older revisions may be discontinued.

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

Select this regulator when a fixed 3.0 V output is required with minimal voltage drop across the device. Consider the DSBGA-5 package constraints for PCB layout and thermal dissipation. Evaluate the 150 mA current capability against peak load demands. Verify that the input voltage remains within the 2.5 V to 16 V operating range under all conditions.

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

This component belongs to the LP2985 family of low-dropout regulators designed for micropower applications. The series offers various fixed output voltages and packaging options, including SOT-23 and DSBGA formats. It is engineered for use with very low ESR output capacitors, simplifying external component selection while maintaining stability and performance.

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

LP2985AITP3.0/NOPB: Same output voltage and package; verify if A-grade accuracy is required.

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

What is the maximum input voltage for the LP2985ITPX-3.0/NOPB?

The maximum input voltage is 16 V.

Does the LP2985ITPX-3.0/NOPB have an enable pin?

Yes, the LP2985 series typically includes shutdown functionality controlled by an enable pin.