STMicroelectronics LDK120P DFN-6L 低压差稳压器
STMicroelectronics LDK120P DFN-6L 低压差稳压器以 1.9V 到 5.5V 的输入供电电压，提供最高达 200mA 的电流，典型压差为 100 mV。它们通过输出上的陶瓷电容进行稳定。非常低的压降、很低的静态电流和低噪声的特性，使其非常适合低功耗电池供电应用。使能逻辑功能将 LDK120P 置于关闭模式下，实现低于 1μA 的总电流消耗。该器件还具备短路恒定电流限制和热保护功能。
特性
- Input voltage from 1.9V to 5.5V
- Very low dropout voltage (100mV typ. at 100mA load)
- Low quiescent current (max. 100μA, 1μA in OFF mode)
- Very low noise
- Output voltage tolerance: ± 2.0% @ 25°C
- Wide range of fixed output voltages available on request: from 0.8V to 3.5V with 100mV step
- 200mA guaranteed output current
- Adjustable version: from 0.8V to VIN to Vdrop
- Logic-controlled electronic shutdown
- Compatible with ceramic capacitor COUT = 1μF
- Internal current and thermal limit
- Temperature range: -40°C to +125°C
应用
- Smartphones
- Tablets
- Cordless phones and similar battery-powered systems
- Digital still cameras
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