特性
- Wide Input Voltage Range: 2.5V to 20V
- Max Output Current: 1A
- Dropout Voltage: 540mV typical at 1A
- Low Ground Current
- Output Voltage Adjustable: 1.224V to 18V
- Excellent Line and Load Regulation
- Stable with an output capacitor as low as 2.2μF
- Short-Circuit Current Limit with fold-back
- Over-Temperature Shutdown Protection
- 8-Ld DFN (3mm×3mm) and SOIC package
描述
The RAA214290 is a low-dropout linear voltage regulator that operates from 2.5V to 20V and provides up to 1A of output current with a typical dropout of 269mV. The output voltage is adjustable with external feedback resistors anywhere from 1.224V to 18V.
产品对比
产品参数
| 属性 | 值 |
|---|---|
| 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) | 1 |
| 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 |
应用方框图
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2 级电动汽车充电器
模块化 EVSE 系统具有先进的连接性，可实现高效的 EV 充电和管理。
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其他应用
- MCU Power Supply
- Battery-Powered Equipment
- Electric Meters and Appliances