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特性

  • Typical low-quiescent current: 3.5µA at no load
  • Typical shutdown current (SOT23 package): <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: 3.3V
  • Stable with 2.2µF minimum ceramic output capacitor
  • Overcurrent and over-temperature protection
  • Junction temperature range: -40 °C to 125 °C

描述

RAA214403 is a low-dropout regulator (LDO) featuring a low-quiescent current and a fixed output voltage of 3.3V. 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 SOT23 and SOT89 packages.

产品对比

RAA214403 RAA214404 RAA214405 RAA214409
Enable No, Yes No No, Yes No
Output Voltage (Min) (V) 3.2 3.492 4.85 8.63
Output Voltage (Max) (V) 3.39 3.798 5.15 8.35
Pkg. Type SOT89, TSOT TSOT SOT89, TSOT SOT89

产品参数

属性
Input Voltage (Min) (V) 4.5
Input Voltage (Max) (V) 40
Output Voltage (Min) (V) 3.2
Output Voltage (Max) (V) 3.39
Output Current 1 (Max) (A) 0.15
Drop Out Voltage (Typical) 760mA @ 150mV
Fixed Output Voltage Option Yes
PSRR (db) 74
Quiescent Current 3.6 µA
Qualification Level Standard

封装选项

Pkg. Type Pkg. Dimensions (mm) Lead Count (#) Pitch (mm)
SOT89 4.5 x 4.1 x 1.50 3 1.5
TSOT 2.9 x 1.6 x 0.75 5 1

应用方框图

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扫地机器人
这款智能扫地机器人具有环境映射、防跌落、障碍物检测、自动充电、应用程序控制等功能。

其他应用

  • 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

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