Connector and female terminal thereof

The utility model discloses a connector and a female terminal thereof. The female terminal comprises an inner sleeve, an outer sleeve, and a plurality of flat springs. The outer sleeve is disposed on a wall of the periphery of the inner sleeve. The plurality of flat spring are disposed on an inner periphery wall of the inner sleeve at interval along a circumferential direction of the inner sleeve. Two ends of each flat spring are bended are clamped between the outer sleeve and the inner sleeve. The parts of the plurality of flat springs which are in the inner sleeve arch towards inside of the inner sleeve. Also disclosed is a connector, comprising the above female terminal. The female terminal according to an embodiment is advantaged by reducing temperature rise, reducing volume of the connector, and prolonging service life of the connector, and structure and performance of the female terminal are stable, etc.