A backplane connector includes a wafer and a mounting block. The wafer includes a number of conductive terminals, an insulating frame, a first metal shield and a second metal shield. The conductive terminal includes a contact portion, a tail portion and a connection portion. The conductive terminals include differential signal terminals, a first ground terminal and a second ground terminal. The first metal shield includes a first protruding piece. The second metal shield includes a second protruding piece. The mounting block includes a slot for passing through the tail portions of the differential signal terminals. The first protruding piece and the second protruding piece are at least partially inserted into the slot. This arrangement can provide better shielding adjacent to the tail portions of the differential signal terminals, reduce crosstalk, and improve the quality of signal transmission.

A backplane connector includes a wafer and a mounting block. The wafer includes a number of conductive terminals, an insulating frame, a first metal shield and a second metal shield. The conductive terminal includes a contact portion, a tail portion and a connection portion. The conductive terminals include differential signal terminals, a first ground terminal and a second ground terminal. The first metal shield includes a first protruding piece. The second metal shield includes a second protruding piece. The mounting block includes a slot for passing through the tail portions of the differential signal terminals. The first protruding piece and the second protruding piece are at least partially inserted into the slot. This arrangement can provide better shielding adjacent to the tail portions of the differential signal terminals, reduce crosstalk, and improve the quality of signal transmission.

An electromagnetic switch device for starter includes a connector assembly which has a plurality of connectors formed by stamping a conductive material and which forms a motor electric circuit and an electric circuit for supplying power to an attraction coil and a holding coil, wherein the connector assembly includes: a connector (A) connecting one of a pair of sub fixed contacts and a battery terminal; a connector (B) connecting the other one of the pair of sub fixed contacts, and one end of the attraction coil and one end of the holding coil; a connector (C) connecting the other end of the attraction coil and a motor terminal; a connector (D) connecting one end of a sub coil and an S terminal; and a resin member integrally fixing at least one pair of the connector (A), the connector (B), the connector (C), and the connector (D).

A terminal module includes a number of conductive terminals. The conductive terminals include a first signal terminal and a second signal terminal. A contact portion of the first signal terminal includes a first contact arm, a second contact arm and a first clamping space. The first contact arm includes a first contact end portion and a first contact arm body portion connected with the first contact end portion. The first contact arm body portion includes a first end connected to the first contact end portion and a second end opposite to the first end. From the first end to the second end, a width of the first contact arm body portion gradually increases. As a result, it is beneficial to improve the contact impedance when it is mated with a mating backplane connector. The present disclosure also discloses a backplane connector having the terminal module.

A terminal module includes a number of conductive terminals. The conductive terminals include a first signal terminal and a second signal terminal. A contact portion of the first signal terminal includes a first contact arm, a second contact arm and a first clamping space. The first contact arm includes a first contact end portion and a first contact arm body portion connected with the first contact end portion. The first contact arm body portion includes a first end connected to the first contact end portion and a second end opposite to the first end. From the first end to the second end, a width of the first contact arm body portion gradually increases. As a result, it is beneficial to improve the contact impedance when it is mated with a mating backplane connector. The present disclosure also discloses a backplane connector having the terminal module.

A terminal module includes a number of conductive terminals. The conductive terminal includes a contact portion, a transition portion connected with the contact portion and a connection portion electrically connected with the transition portion. The conductive terminals include differential signal terminals, a first ground terminal and a second ground terminal. The differential signal terminals include a first signal terminal and a second signal terminal. The terminal module further includes a fixing block fixed on the transfer portions of the first signal terminal and the second signal terminal. As a result, a distance between the first signal terminal and the second signal terminal can be controlled by the fixing block for improving the quality of data transmission. The present disclosure also discloses a backplane connector having the terminal module.

A terminal module includes a number of conductive terminals. The conductive terminal includes a contact portion, a transition portion connected with the contact portion and a connection portion electrically connected with the transition portion. The conductive terminals include differential signal terminals, a first ground terminal and a second ground terminal. The differential signal terminals include a first signal terminal and a second signal terminal. The terminal module further includes a fixing block fixed on the transfer portions of the first signal terminal and the second signal terminal. As a result, a distance between the first signal terminal and the second signal terminal can be controlled by the fixing block for improving the quality of data transmission. The present disclosure also discloses a backplane connector having the terminal module.

A backplane connector includes a housing and a number of terminal modules assembled to the housing. The housing includes a base, a first side wall and a second side wall. The base, the first side wall and the second side wall jointly form a receiving space. The terminal module includes a first signal terminal and a second signal terminal. The housing includes a number of insulating protrusions integrally extending from the base. The insulating protrusions extend into the receiving space. The terminal modules are assembled in the insulating protrusions. Compared with the prior art, the insulating protrusions of the present disclosure is integrally formed with the base, thereby improving the structural strength of the housing and improving the durability of the backplane connector.

A backplane connector includes a housing and a number of terminal modules assembled to the housing. The housing includes a base, a first side wall and a second side wall. The base, the first side wall and the second side wall jointly form a receiving space. The terminal module includes a first signal terminal and a second signal terminal. The housing includes a number of insulating protrusions integrally extending from the base. The insulating protrusions extend into the receiving space. The terminal modules are assembled in the insulating protrusions. Compared with the prior art, the insulating protrusions of the present disclosure is integrally formed with the base, thereby improving the structural strength of the housing and improving the durability of the backplane connector.

A method of making an electrical connector which includes an insulative housing having a tongue with two opposite surfaces and plural contacts with contacting portions exposed to the two opposite surfaces of the tongue is characterized by the steps of: forming the plurality of contacts from a single contact carrier to have one group of contacts thereof each with a respective contacting portion connected to a first carrier strip and the other group of contacts thereof each with a respective contacting portion connected to a second carrier strip situated beside the first carrier strip; insert-molding the plurality of contacts with an insulator to form the insulative housing while exposing front ends of the plurality of contacts; and severing the first carrier strip and the second carrier strip from the front ends of the plurality of contacts.