非常低压降稳压器与抑制 Very low drop voltage regulators with inhibit
Description
The LFxxAB/LFxxC are very Low Drop regulators available in PENTAWATT, TO-220, TO-220FP, DPAK and PPAK package and in a wide range of output voltages.
The very Low Drop voltage 0.45V and the very low quiescent current make them particularly suitable for Low Noise, Low Power applications and specially in battery powered systems
Features
■ Very low dropout voltage 0.45V
■ Very low quiescent current typ. 50 µA in OFF mode, 500 µA in ON mode
■ Output current up to 500 mA
■ Logic-controlled electronic shutdown
■ Output voltages of 1.5; 1.8; 2.5; 2.7; 3; 3.3; 3.5; 5; 6; 8; 8.5; 9; 12V
■ Internal current and thermal limit
■ Only 2.2 µF for stability
■ Available in ± 1% AB or ± 2% C selection at 25°C
■ Supply voltage rejection: 80db typ.
■ Temperature range: -40 to 125°C