Abstract: An electrical connector includes an insulative housing, at least a first contact and a connecting element. The insulative housing defines at least a receiving slot extending along a front-and-back direction. The first contact is received in the corresponding receiving slot, the connecting element is partially received in the receiving slot. The electrical connector further comprises at least a second contact pluggably connected with the first contact and the connecting element, and the second contact is completely received in the receiving slot.

Abstract: An electrical connector includes an insulating housing having a mating cavity and a contact module. The contact module comprises at least one contact group and an insulative component, the one contact group has a first power contact and a second power contact, each one of the first power contact and the second power contact has a retaining portion, at least one contacting portion and at least one soldering portion. The retaining portions of the first power contact and the second power contact in one contact group are arranged in a height direction in the insulative component, the contacting portions of the first power contact and the second power contact in one contact group are arranged in a transverse direction of the insulating housing, the soldering portions of the first power contact and the second power contact in one contact group are arranged in a front-and-back direction.

Abstract: A data transmission cable includes a plurality of juxtaposed wires, a plastic layer enclosing on the wires integrally and a metallic shielding layer arranged on an outer side of the plastic layer. The metallic shielding layer defines a first shielding layer and a second shielding layer separated from each other and opposite to each other, the first shielding layer and the second shielding layer cover opposite sides of the plastic layer in a direction perpendicular to an arrangement direction of the wires, and both lateral edges of the first shielding layer and the second shielding layer in a width direction do not extend beyond the plastic layer.

Abstract: An electrical connector includes an insulative housing having a mating cavity and a plurality of power contact pairs. Each power contact pair defines an upper contact set and a lower contact set, each one of the upper contact set and the lower contact set comprises a first contact unit and a second contact unit, each one of the first contact unit and the second contact unit has a retaining portion and at least one contacting portion extending from the retaining portion into the mating cavity. The retaining portions of the upper contact set are arranged in a height direction of the insulative housing with the contacting portions thereof arranged in a transverse direction of the insulative housing, the retaining portions of the lower contact set are arranged in the height direction with the contacting portions thereof arranged in the transverse direction.

Abstract: An electrical connector includes an insulative housing and a plurality of power contact pairs, the insulative housing has a mounting section for installing on a printed circuit board, a mating section and a plurality of contact-receiving passageways extending along a front-and-back direction. The power contact pairs are retained in corresponding contact-receiving passageways and divided into two rows along a height direction, each power contact pair in each row has two flaky power contacts, each power contact has a retaining portion held in the relative contact-receiving passageway, at least one contacting portion extending forwards from the retaining portion and at least one soldering portion bending from a rear end of the retaining portion. One row of power contact pairs is assembled into the insulative housing along a back-to-front direction, and the other row of power contact pairs is assembled into the insulative housing in an up-and-down direction.

Abstract: A data transmission cable includes a plurality of juxtaposed wires, a plastic layer enclosing on the wires integrally and a metallic shielding layer arranged on an outer side of the plastic layer. The metallic shielding layer has a length matching the data transmission cable and a width greater than the circumferential extension length of the data transmission cable, two ends of the metallic shielding layer in a width direction are compacted and bonded to each other on one side of the data transmission cable in the width direction, to form a shielding portion covering the plastic layer and a compacting portion connected to one side of the shielding portion.

Abstract: An electrical connector includes an insulative housing, a plurality of power contact pairs and an insulative component retaining the power contact pairs. The insulative housing has a plurality of contact-receiving passageways extending along a front-and-back direction. The plurality of power contact pairs are retained in the insulating housing and divided into at least two rows along a height direction, each power contact pair in each row has two flaky power contacts, each power contact has a retaining portion held in the relative contact-receiving passageway, at least a pair of contacting portions extending forwards from the retaining portion and at least a soldering portion bending from a rear end of the retaining portion. The power contact pairs are fixed in the insulative component in advance and then assembled into the insulating housing forwardly as a whole.

Abstract: An electrical connector assembly comprises a printed circuit board and a data transmission cable. The printed circuit board has a substrate and a routing structure, the substrate has a welding region and a routing region, the routing structure comprises a plurality of bonding pads. The data transmission cable comprises several juxtaposed wires, a plastic layer and a metallic layer formed by a metal material belt, each wire has a conductor, the metallic layer has at least an aluminum foil layer and a bonding layer. The metallic layer is bonded to the outer side of the plastic layer via the bonding layer. The wires are soldered with corresponding bonding pads, the center distance between every two neighboring wires is same as the center distance between every two neighboring bonding pads.

Abstract: An electrical connector comprises an insulative housing and a terminal module. The insulative housing has a mating portion and a main portion, the mating portion defines a mating cavity, the main portion has a receiving space. The terminal module includes a first terminal module and a second terminal module, the first terminal module defines a plurality of first contacting portions and the second terminal module defines a plurality of second contacting portions. The main portion has a pair of lateral walls, and the mating portion defines a pair of side walls. The main portion further has a plurality of ribs and a plurality of positioning slots, the ribs are attached on the exterior side faces of the relative side walls. The electrical connector further comprises a shielding member provided with a pair of side plates engaged with the positioning slots.

Abstract: An electrical connector comprising an insulative housing and a retainer assembled into the insulative housing. The insulative housing has a mating face and a mounting face opposite to each other, and comprises a plurality of passageways passing through thereof along a front-and-back direction for receiving corresponding contacts and a receiving cavity recessed backwards from the mating face. The retainer is provided with a plurality of first latching portions and a plurality of second latching portions, and the first latching portions and the second latching portions are staggered along the front-and-back direction, the retainer is assembled and locked in the insulative housing without dropping out of the insulative housing via the first latching portions; after the contacts assembled into the insulative housing, the retainer is pushed towards the mounting face by an external force, until the second latching portions locked in receiving cavity.

Abstract: An electrical connector includes an insulative housing and a plurality of power contact pairs. The insulative housing has a plurality of contact-receiving passageways extending along a front-and-back direction. The power contact pairs are mounted in the corresponding contact-receiving passageways and divided into two opposite rows in a height direction according to contacting portions. Each power contact pair in each row has a first power contact and a second power contact, each one of the first power contact and the second power contact defines a flaky retaining portion held in the relative contact-receiving passageway and a number of contacting portions extending forwards from a front end of the retaining portion. A gap is formed between two adjacent contacting portions of the first power contact, and at least a part of one contacting portion of the second power contact extends through the gap of the first power contact.

Abstract: A printed circuit board comprises a substrate and a routing structure arranged on the substrate, the substrate has a welding region and a routing region electrical connected with the welding region. The routing structure comprises a plurality of bonding pads connected with corresponding wires and a plurality of conductive traces electrically connected with the bonding pads, the bonding pads is arranged in the welding region, and the conductive traces are disposed in both the welding region and the routing region. The bonding pads are arranged abreast, and in the arrangement direction of the bonding pads, the bonding pads defines at least two grounding pads for connecting with grounding wires and at least a signal pad between the two grounding pads.

Abstract: An electrical connector includes an insulative housing and a plurality of power contact pairs. The insulative housing has a main section, a mating section extending forwardly from the main section, and a plurality of contact-receiving passageways extending along a front-and-back direction. The power contact pairs are mounted in the corresponding contact-receiving passageways of the insulative housing and divided into two opposite rows in a height direction according to contacting portions, and each power contact pair has two power contacts, each power contact defines a flaky retaining portion held in the relative contact-receiving passageway, a number of contacting portions extending forwards from the retaining portion and a soldering portion extending from a rear end of the retaining portion. The contacting portions of two power contacts in each power contact pair are arranged alternately and cyclically.

Abstract: An electrical connector includes an insulative housing, a plurality of contacts, and a fastener. The insulative housing has a plurality of contact-receiving passageways and a positioning slot recessed upwards from a bottom face thereof, the positioning slot is communicated with the contact-receiving passageways. The fastener is assembled into the positioning slot before the contacts being inserted into the insulative housing. Each contact defines a stopping portion and an elastic locking arm, the locking arm extends backwards to form a free end, and the free ends of the locking arms are locking with the insulative housing to realize a pre-position between the contacts and the housing, after the contacts assembled into the insulative housing, the fastener is pressed upwards into the positioning slot fully and abutting against a rear end of the stopping portion to form a secondary positioning.

Abstract: A flat data transmission cable includes a plurality of juxtaposed wires, a plastic layer enclosing on the wires integrally and a metallic layer formed by a metal material belt arranged on an outer side of the plastic layer in a spiral winding way. In the length direction of the data transmission cable, the data transmission cable has at least one bending portion, the data transmission cable is formed with a first section and a second section on both sides of the bending portion, and a stable bending angle is formed between the first section and the second section.

Abstract: A flat data transmission cable includes a plurality of juxtaposed wires and a plastic layer enclosing on the wires integrally, each wire has a conductor. Central axes of the conductors are located on a same plane, and the plastic layer defines a top surface and a bottom surface parallel to the plane in which the central axes of the conductors located, the wires define at least two grounding wires and at least a signal wire between the two grounding wires.

Abstract: A flat data transmission cable includes a plurality of juxtaposed wires, a plastic layer enclosing on the wires integrally and a metallic layer formed by a metal material belt arranged on an outer side of the plastic layer in a spiral winding way, each wire has a conductor. The metallic layer has at least an aluminum foil layer and a bonding layer arranged on the side of the aluminum foil layer facing to the plastic layer, the metallic layer is bonded to the outer side of the plastic layer by the bonding layer.

Abstract: An electrical connector includes an insulative housing and a plurality of contacts. Each contact has a retaining section, a mating section and a crimping section, the insulative housing defines a positioning groove communicated with contact-receiving passageways, the retaining section is provided with an elastic retaining arm extending backwards, a pair of cutouts on both sides of the retaining arm along a transverse direction, and a pair of limiting walls exposed in the cutouts and the positioning groove. When the contacts assembled to the relative contact-receiving passageways, each retaining arm is abutting against a rear inner surface of the positioning groove via a free end thereof to prevent the contact moving backwards, the electrical connector further comprises a retainer, and the retainer defines a plurality of limiting blocks extruding into the positioning groove and the corresponding cutouts, and the limiting blocks are abutting against the relative limiting walls.

Abstract: An electrical connector includes an insulative housing, a plurality of contacts, a plurality of wires and a locking mechanism. The insulative housing has a first side and a second side. The locking mechanism comprises a rotating member and a fastener, the rotating member has a pair of opposite rotary arms rotatably connected to the insulative housing and an holding arm, and the fastener is arranged on an inner side of the holding arm, the rotating member has a first status and a second status which can be switched by rotation, while the rotating member in the first status, the electrical connector and the complementary connector can be freely plugged in or separated from each other, and while the rotating member being rotated to near or in the second status, the fastener rotates or shifts to achieve a locking of the electrical connector and the complementary connector.

Abstract: A data transmission cable includes a first wire and a second wire adjacent to each other, each of the first wire and the second wire has a central conductor and a cover layer enclosing the conductor, and the conductor of the first wire has an outer diameter same as the conductor of the second wire. The ratio of the center distance between the first wire and the second wire to the outer diameter of the conductor is in the range of 1.7 to 2.35.