Features
- Wide input voltage range: 2.5V to 20V
- Maximum output current: 500mA
- Low dropout voltage: 269mV typical at 500mA
- Low ground current
- Output voltage adjustable: 1.224V to 18V
- Excellent line and load regulation
- Stable with 1μF - 200μF MLCC output capacitor
- Short-circuit current limit with foldback
- Over-temperature shutdown protection
- 8 Ld DFN (3mm × 3mm) and SOIC package
Description
The RAA214250 is a low-dropout linear voltage regulator that operates from 2.5V to 20V and provides up to 500mA of output current with a typical dropout of 269mV. The output voltage is adjustable with external feedback resistors anywhere from 1.224V to 18V.
Parameters
| Attributes | Value |
|---|---|
| Input Voltage (Min) (V) | 2.5 |
| Input Voltage (Max) (V) | 20 |
| Output Voltage (Min) (V) | 1.22 |
| Output Voltage (Max) (V) | 18 |
| Output Current 1 (Max) (A) | 0.5 |
| Drop Out Voltage (Typical) | 0.27 |
| Fixed Output Voltage Option | No |
| PSRR (db) | 87 |
| Quiescent Current | 68 µA |
| Noise (10Hz to 100kHz) (μVrms) | 167 |
| Qualification Level | Standard |
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