Features
- 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
Description
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.
Product Comparison
Parameters
| Attributes | Value |
|---|---|
| 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 |
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Additional 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