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LP3990A-33QVF AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

LP3990A-33QVF product

LP3990A-33QVF

Amplifiers

LDO3.3V300mALow Noise

The LP3990A-33QVF is a high-performance, ultra-low noise 300mA LDO regulator designed for space-constrained portable applications.

Best for

  • Portable RF applications
  • Battery-powered wireless devices

Avoid if

  • Applications requiring >300mA continuous current
  • High-temperature environments exceeding thermal limits

Check before use

  • Ensure output capacitor ESR is >25mΩ for stability

Key specifications

Output Voltage
3.3 V
Max Output Current
300 mA
Dropout Voltage
240 mV

Compliance & Environment

RoHS
Yes
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Portable ElectronicsWireless Devices

Datasheet

4455edbdace0044d4401035f9c7a7aec_2004281204_LOWPOWER-LP3990A-33QVF_C517157.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for LP3990A-33QVF: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
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Where to Buy

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a fixed 3.3V, 300mA CMOS LDO regulator optimized for low noise and fast transient response in battery-powered devices.