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Overview

Description

RAA214404 is a low-dropout regulator (LDO) featuring a low-quiescent current and a fixed output voltage of 3.6V. It can efficiently deliver up to 150mA to a load and has a wide input voltage range of up to 40V. This part is available in the SOT23 package.

Features

  • Typical low-quiescent current: 3.5µA at no load
  • Typical shutdown current: <0.5µA
  • Wide input voltage range: up to 40V with 45V line transient tolerance
  • Max output current: 150mA
  • Output voltage accuracy: ±3% over line, load, and temperature
  • Typical dropout voltage: 0.5V at 100mA
  • Fixed output voltage options: 3.6V
  • Stable with 2.2µF minimum ceramic output capacitor
  • Overcurrent and over-temperature protection
  • Junction temperature range: -40 °C to 125 °C

Comparison

Applications

  • Home automation, IoT, and sensors
  • 12V/24V/28V bus voltages
  • Metering
  • MCU power
  • Smoke alarms, gas sensors, and other home-sensing devices
  • Wired video doorbells and thermostats
  • Gas, electric, and water meters
  • Power tools and appliances

Documentation

Type Title Date
Datasheet PDF 1.91 MB
1 item

Design & Development

Boards & Kits

Models

ECAD Models

Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on products in the Product Options table. If a symbol or model isn't available, it can be requested directly from the website.

Diagram of ECAD Models