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LP2985A-33DBVR

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LP2985A-33DBVR

Part NumberLP2985A-33DBVR
ManufacturerTexas Instruments
CategoryVoltage Regulators; Fixed Output LDO Linear Regulators
Description500mA Fixed 3.3V LDO Voltage Regulator, Ultra-Low Noise, High PSRR, SOT-23-5 Package

Product Overview

The LP2985A-33DBVR is a high-performance, fixed-output low-dropout (LDO) linear regulator designed for noise-sensitive portable and embedded applications. It provides a stable 3.3V output voltage with up to 500mA output current, ultra-low output noise, and high power supply rejection ratio (PSRR) to ensure clean power delivery. The device features low quiescent current, fast transient response, and low dropout voltage, making it ideal for battery-powered systems. Comprehensive built-in protections including thermal shutdown, over-current protection, and reverse voltage protection ensure reliable operation. Housed in a compact SOT-23-5 surface-mount package, it supports space-constrained PCB designs.

Key Specifications
RoHS StatusRoHS Compliant
EDA / CAD Models3D Model, Symbol, Footprint Available
Warranty2-Year Warranty
BrandTexas Instruments
Output VoltageFixed 3.3V
Output Current500mA Max
Regulator TypeLow-Dropout (LDO) Linear
Package TypeSOT-23-5
Operating Temperature-40°C to +125°C

Typical Applications

  • Portable & Battery-Powered Electronics
  • Noise-Sensitive Analog & Sensor Circuits
  • MCU, FPGA & SoC Power Supplies
  • Wearable Devices & IoT Sensor Nodes
  • Audio & RF Circuit Power Regulation
  • Industrial Control & Monitoring Modules
  • Consumer Electronics & Smart Devices
  • Low-Noise Embedded Power Systems

Technical Support

For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.

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