Abstract: An electrical connector assembly (100) in the present invention comprises an insulative housing (100), a plurality contacts (100) received therein, a placement device (100) in shape of hollow case for positioning the chip module (3) onto the housing (2), wherein the placement (1) defines a number of deformable members (42) to engage with the chip module for simplifying the chip module (3) to be inserted therein.

Abstract: A miniature audio jack connector (100) for electrically connecting a mating plug (200) includes an arched insulative housing (1), a number of conductive contacts (2) retained in the housing (1) and a pair of switch contacts (3) containing a movable contact (31) and an immovable contact (32). The housing defines a top wall (13), a plug-insertion hole (16) and an opening (134) through the top wall. The movable contact defines an elastic arm (312) with an emboss (313) extending into the plug-insertion hole and a mating portion for connecting with the immovable contact. The arm (312) is movable within the opening (134), thereby minimizing the profile of the insulative housing (1).

Abstract: An electrical connector for electrically connecting a chip module with a printed circuit board (3), the printed circuit board (3) defines a number of second holes (3) and a central hole, (3) the electrical connector comprises, a housing (3) fixed on the printed circuit board (3) comprising a plurality of passageways (3) and a number of holes (3) therein, a plurality of terminals received in the passageways of the housing (3), at least one upper alignment plate (3) attached on a top surface of the printed circuit board (3) with a receiving portion (3) for receiving corner of the housing (3) and a number of first holes (3) therein, at least lower alignment (3) attached on a bottom surface (3) of the printed circuit board (3) corresponding to the upper alignment plate (3) with a number of third hole (3), a number of alignment member (3) inserted into the first holes (3), and the second holes (3), the third holes (3) for connecting the upper alignment plate (3), the lower alignment plate (3) to the printed circui

Abstract: A miniature audio jack connector (100) for electrically connecting a mating plug (200) includes an arched insulative housing (1), a number of conductive contacts (2) retained in the housing (1) and a pair of switch contacts (3) containing a movable contact (31) and an immovable contact (32). The housing defines a top wall (13), a plug-insertion hole (16) and an opening (134) through the top wall. The movable contact defines an elastic arm (312) with an emboss (313) extending into the plug-insertion hole and a mating portion for connecting with the immovable contact. The arm (312) is movable within the opening (134), thereby minimizing the profile of the insulative housing (1).

Abstract: An electrical connector (2) comprises an housing (2), a plurality terminals (21) received in the housing (2), a stiffener (3) engaged with the housing (2), a clip (5) and a lever (6) pivotably mounted on two opposite sides of the stiffener (3) and a securing member (7). When the securing member (7) is assembled on the lever (6), the barbs of the securing member (7) engages interferentially with outer surface of one end of the lever (6), thus the lever (6) is reliably secured on the stiffener, and the mechanical connection of the electrical connector is achieved.

Abstract: An electrical connector includes a housing (2). A floor (20) is defined in a middle of the housing and a plurality of side walls (22) is defined therearound. The side walls and the floor cooperatively define a substantially rectangular cavity (24) therebetween. A plurality of passageways (26) is defined in the floor for receiving a corresponding number of electrical contacts (3) therein. Each contact includes an arm (30) extending beyond the floor for contacting with corresponding contacting pad of the LGP (4). All the arms extend in a plurality of rows, parallel to one diagonal of the floor, and the arms in a same row are arranged side by side. Each passage includes an upper receiving portion extending into an adjacent passage in the same line, therefore, the passages in the same line are stringed, and a continuous support member is formed between two rows of stringed passages.

Abstract: An LGA connector includes an insulative housing with a plurality of electrical terminals received therein, a stiffener defining a cavity in a middle portion thereof for partially receiving the housing therein. The insulative house is generally rectangular-shaped, which defines a surrounding wall, each corner of the surrounding wall defines a stopper which protruding outwardly. In assembly, when the housing is pushed into the cavity of the stiffener to a predetermined position, the stoppers will abut against the bottom portion for preventing the housing from being excessively pushed into the cavity or being push out of the cavity in a underside direction.

Abstract: An IC socket (10) includes an insulative housing (12) mounted on a burn-in board, a plurality of conductive contacts (14) received in the housing. The housing defines a recessed area (120) bounded by two pairs of sidewalls (122), the recessed area defining a plurality of passageways therein. One of the sidewalls fabricates a receiving channel (1220) substantially parallel to an upper surface of the recessed area and a fastening channel (1222) substantially perpendicularly communicating with the receiving channel. A bolt (16) is screwed in the fastening channel. When the IC socket is used, a sensor (20) is received in the receiving channel and restricted in the proper position by the bolt screwed in the fastening channel.

Abstract: A land array grid (LGA) connector and a method for assembling an IC chip into the LGA connector is provided. The LGA connector comprises an insulative housing (1) having a plurality of electrical terminals (2) received therein, a reinforcement plate (3) surrounding the insulative housing, a load plate (4) and a lever (5) pivotally connected to a same end of the reinforcement plate. The load plate and the lever rotate with respect to the reinforcement plate between an open position and a closed position; and the lever pushes the load plate to move from a middle position to the closed position during the lever rotates from the opening position to the closed position such that a free end of the load plate engages with the reinforcement plate.

Abstract: An electrical connector assembly (1) for electrically connecting an electronic package with a circuit substrate. The connector assembly includes a socket and a fastening device surrounding the socket. The fastening device includes a frame (2), a metal clip (3) pivotably mounted to a first end of the frame, and a cam actuator (4) pivitably mounted to a second end of the frame. The clip includes a post (3211) at a free end (32) thereof. The cam actuator includes a cam (41) defining a spiral groove (413) receiving the post and a driver (42) assembled to the cam. When the cam is driven, it drives the post downwardly, and simultaneously the clip moves slightly toward the second end of the frame. In addition, the driver at all times remains substantially within the confines of the main body of the frame.

Abstract: An integrated circuit (IC) socket assembly (1) includes an IC socket (4) mounted on a burn-in board (3) and receiving an IC (2) therein, a supporting member (5) assembled on the burn-in board and covering the IC socket, a heat sink (6) assembled on the supporting member, and an actuation member (7) assembled on the supporting member. The heat sink includes a jacket (61) attached on the IC. The jacket defines a U-shaped channel for containing cooling liquid therein. The actuation member is capable of being operated from an open position to a closed position, in which the jacket abuts against a top surface of the IC and the IC is reliably electrically connected with the burn-in board. During burning in, the jacket can quickly efficiently dissipate heat from the IC and associated components the protect the IC from instability and damage.

Abstract: An electrical connector (1) includes a housing (6), and terminals (2) received in passageways (60) of the housing. Each passageway includes a retention space (602) that is bounded by a forward wall (6022), two side walls (6021) and two rearward walls. Each terminal includes a vertical retention portion (24) having a first main face (242), a second main face (244) and a pair of side faces (243). A retention protrusion (26) extends outwardly from each of opposite sides of the retention portion, and then bends perpendicularly. In one embodiment, the protrusions protrude beyond both the side faces and the second main face. Each protrusion includes a first interference portion (260) interferentially engaging with the respective side walls of a corresponding passageway, and a second interference portion (262) interferentially engaging with the forward wall. Each protrusion has a reinforced structure, and the terminal is securely and reliably retained in the passageway.

Abstract: An electrical connector (1) includes a housing (6), and terminals (2) received in passageways (60) of the housing. Each passageway includes a retention space (602) that is bounded by a forward wall (6022), two side walls (6021) and two rearward walls. Each terminal includes a vertical retention portion (24) having a first main face (242), a second main face (244) and a pair of side faces (243). A retention protrusion (26) extends outwardly from each of opposite sides of the retention portion, and then bends perpendicularly. In one embodiment, the protrusions protrude beyond both the side faces and the second main face. Each protrusion includes a first interference portion (260) interferentially engaging with the respective side walls of a corresponding passageway, and a second interference portion (262) interferentially engaging with the forward wall. Each protrusion has a reinforced structure, and the terminal is securely and reliably retained in the passageway.

Abstract: An electrical connector assembly (1) includes a base (10), a fixing member (11), and a clip (13). The base defines at least one installation portion (12, 15). The fixing member is pivotally engaged with the installation portion, and comprises an actuator (110) movably engaged in the at least one installation portion. The clip is attached to the base opposite from the at least one installation portion, and comprises a groove (130) defining a first corner (131) and a second corner (132) adapted to cooperate with the actuator. The actuator can slide from the first corner to the second corner when the fixing member engages with the clip, whereby no lateral movement of the clip relative to the base occurs. Thus, a LGA IC module (2) can be fixed on the electrical connector assembly reliably.

Abstract: An electrical connector assembly (1) for electrically connecting an electronic package (2) with a circuit substrate (4). The connector assembly includes a socket (11), and a fastening device (10) surrounding the socket. The fastening device includes an insulative frame (13), and a lever (12) and a metal clip (14) respectively pivotably mounted to a first side (131) and a second side (132) of the frame. The first side of the frame defines a pair of guiding grooves (161). Each guiding groove is bounded in part by a lower arcuate wall (162) and an upper arcuate wall (163). The lever includes a pair of acting portions (123) movably received in the guiding grooves. When the lever is rotated from a vertical position down toward the clip, the acting portions of the lever slide from the lower walls to the upper walls.

Abstract: A retention device (6) includes a main frame (60), a front and a rear foldable plates (61, 62) assembled to the main frame, a spring clip (65) and an actuating lever (66). The main frame is arranged for surrounding a package upon a socket (not shown). The spring clip is pivotably assembled to the rear foldable plate. The actuating lever is pivotably assembled to the front foldable plate. The actuating lever is rotated to lock the spring clip thereby the spring clip retaining a heat sink module (5) upon the package and the socket.

Abstract: An LGA connector assembly (1) includes an insulative base (11) receiving a plurality of contacts, a metal reinforcement (12) covering the base, and a lever (13) and a metal clip (14) respectively pivotally mounted on two opposite sides of the base. The base includes two opposite sidewalls (112), and each sidewall includes a pair of latches (116). The reinforcement includes a planar portion (121) and two elongate tabs (123) extending downwardly from two opposite lateral edges of the planar portion. Each tab includes a pair of windows (124) for engaging with the latches of the base. Thus, when the lever and the clip are rotated to tightly attach the CPU in the LGA connector assembly, the base is able to withstand the force from the clip without any deformation and warping.

Abstract: An LGA connector (1) includes a housing (2), a fastening frame (3), a clip (4), and a lever (5). The fastening frame includes a base (30) and a retainer (32). The base includes a projection (3024) formed in a junction of a first end portion (302) and a first sidewall (303). The projection defines a guiding groove (3027) in a bottom thereof. A pair of receiving slots (3028) is defined in the projection at centers of two opposite inner sidewalls bounding the groove. The retainer includes a portion having a fastening slot (3222), and a pair of protrusions (3220) protruding from central parts of opposite sidewalls thereof. Each protrusion has an interference block (3224) protruding from an outer top side thereof. Each protrusion of the retainer is interferentially received in the corresponding slots of the base, for stably and firmly positioning the lever in the fastening frame.

Abstract: An electrical connector assembly (1) includes a base (11) receiving a number of electrical contacts, and a frame (12) assembled on the base. The frame defines an opening (121) in a middle thereof for receiving a CPU (3) therein, two fixing holes (123) at diagonally opposite corners thereof, and two semi-circular orientation holes (122) at two opposite sides thereof. The base includes a planar portion (111) having a top surface (115) and a bottom surface (114). Two orientation projections (119) are formed at the top surface, for interferentially engaging with the orientation holes. Two forked fixing posts (116) are formed at the top surface, for snappingly engaging in the fixing holes of the frame to mount the frame on the base. Two protrusions (117) are formed at the bottom surface, for interferentially engaging in corresponding bores (21) of a PCB (2) to mount the electrical connector assembly on the PCB.

Abstract: An electrical connector (1) for connecting a land grid array (LGA) chip (2) with a printed circuit board includes an insulative housing (12), a frame (11) engaged with the housing, and a plurality of terminals (13) received in the housing. The housing defines two adjacent sides (122, 123). A plurality of arcuate protrusions (1220, 1230) is formed on said sides. The frame has four sidewalls (110, 113, 114, 115) defining a central cavity (111) therebetween for receiving the LGA chip therein. Two adjacent of the sidewalls define a plurality of cutouts (1110, 1130) in respective inner faces thereof, corresponding to the protrusions respectively. The frame is mounted on the housing, with the protrusions being engagingly received in the corresponding cutouts. When the LGA chip is engaged with the connector, the protrusions elastically deform to accurately guide and securely fix the LGA chip in the connector.