LF55AB中文资料意法半导体数据手册PDF规格书

DESCRIPTION

The LF00 series are very Low Drop regulators available in PENTAWATT, TO-220, ISOWATT220, 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.

■ VERY LOW DROPOUT VOLTAGE (0.45V)

■ VERY LOW QUIESCENT CURRENT (TYP. 50 µA IN OFF MODE, 500µA IN ON MODE)

■ OUTPUT CURRENT UP TO 500 mA

■ LOGIC-CONTROLLEDELECTRONIC SHUTDOWN

■ OUTPUT VOLTAGESOF 1.25; 1.5; 1.8; 2.5; 2.7; 3; 3.3; 3.5; 4; 4.5; 4.7; 5; 5.2; 5.5; 6; 8; 8.5; 9; 12V

■ INTERNAL CURRENT AND THERMAL LIMIT

■ ONLY 2.2µF FOR STABILITY

■ AVAILABLEIN ± 1 (AB) OR ± 2 (C) SELECTIONAT 25 oC

■ SUPPLY VOLTAGE REJECTION: 80 db (TYP.)