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Description as follow:

The LD2981CM30TR is a 100mA fixed-output voltage regulator. The low drop-voltage and the ultra low quiescent current make it suitable for low noise, low power applications and in battery powered systems.

Parametrics

LD2981CM30TR absolute maximum ratings: (1)DC Input Voltage: -0.3 to 16 V; (2)INHIBIT Input Voltage: -0.3 to 16 V; (3)Output Current: Internally limited; (4)Power Dissipation: Internally limited; (5)Storage Temperature Range: -55 to 150 ℃; (6)Operating Junction Temperature Range: -40 to 125 ℃.

Features

LD2981CM30TR features: (1)stable with low ESR ceramic capacitors; (2)ultra low dropout voltage (0.17V TYP. AT 100mA LOAD, 7mV TYP. AT 1mA LOAD); (3)very low quiescent current (80μA TYP. AT NO LOAD IN ON MODE; MAX 1μA IN OFF MODE); (4)guaranteed output current up to 100mA; (5)logic-controlled electronic shutdown.

Diagrams