Número de pieza	Fabricante / Marca	Breve descripción
TN3019A	ON Semiconductor	TRANSISTOR NPN 80V 1A TO-226
TN3019A(J05Z)	FAIRCHILD	TN3019AJ05Z FAIRCHILD IC Original
TN3019A-NL	FAIRCHILD	TN3019A-NL FAIRCHILD IC Original
TN3019A_00	FAIRCHILD	NPN General Purpose Amplifier IC
TN3019A_J05Z	ON Semiconductor	TRANSISTOR NPN 80V 1A TO-226