TC1142-4.0EUAIC REG BUCK BOOST -4V 20MA 8MSOP|MICROCHIP TECHNOLOGY|Lead Mixed|RoHS Mixed TC1142-4.0EUATR TC1142-4.0EUATRIC REG BUCK BOOST -4V 20MA 8MSOP|MICROCHIP TECHNOLOGY|Lead Mixed|RoHS Mixed TC1142-4.0EUA