TWM393847U - Electrical connector - Google Patents

Abstract

An electrical connector includes an insulative housing and a number of contacts. The insulative housing includes a body portion and a tongue plate extending forwardly from the body portion. The contacts include a first number of contacts and a second number of contacts located at the tongue plate. The first and second contacts each includes a contacting portion and a soldering portion. The second contacts include a second grounding contact and a third pair of differential contacts. The soldering portions of the first contacts are located between the soldering portion of the second grounding contact and the soldering portion of the third pair of differential contacts. The soldering portions of the first and second contacts are arranged in a new way for improving signal trans- mission quality of the electrical connector.

Description

M393847 V. New Description: [New Technology Field] [0001] This paper is about an electrical connector, especially an electrical connector with differential signal transmission. [Prior Art] [0002] An electrical connector uses a conductive terminal to provide a signal connection between electronic devices. In general, the conductive terminals are closely spaced such that "crosstalk" occurs between adjacent conductive terminals. The mixed electric field causes crosstalk to occur when a conductive terminal induces electrical interference in adjacent conductive terminals, thereby destroying the integrity of the signal. With the miniaturization and high speed of electronic devices, this reduction in crosstalk becomes an important factor in connector design. [0003] A related art can be referred to an electrical connector disclosed in Taiwan Patent No. M359828, which is issued on May 11, 2009, for transmitting differential signals, and the electrical connector includes an insulative body. a plurality of conductive terminals disposed on the insulative housing and a shielding case covering the insulative housing, the insulative housing includes a body portion and a tongue plate projecting forwardly from the body portion, the conductive terminal comprising a first mounting on the tongue plate a terminal and a second terminal, wherein the first terminal and the second terminal are respectively provided with a contact portion for connecting the butt socket and a soldering portion extending from the insulating body, all the soldering portions are arranged in a row, and the conductive terminal includes a plurality of grounding terminals And a plurality of pairs of differential signal terminals, wherein the soldering portions of the two pairs of differential pair signal terminals of the second terminal are respectively arranged outside the soldering portion of the first terminal, and one of the first terminals is opposite to the differential signal terminal A soldering portion of the grounding terminal of the second terminal is disposed between the soldering portions, so that the anti-signal crosstalk capability of the electrical connector is weak, thereby affecting the signal transmission of the electrical connector. quality. Form No. A0101 Page 4 of 31 [0004] Therefore, in view of the foregoing technical problems, it is necessary to provide an electrical connector having an improved structure to overcome the aforementioned drawbacks. [New Content] [0005] The main purpose of this creation is to provide an electrical connector with improved high-frequency signal transmission quality. [0006] The purpose of the present invention is achieved by the following technical solution: an electrical connector having a socket for receiving a docking socket, the electrical connector comprising: an insulating body and a plurality of conductive terminals disposed on the insulating body The insulative housing includes a body portion and a tongue plate protruding forwardly into the socket. The conductive terminal includes a first terminal and a second terminal disposed on the tongue plate, and the first terminal and the second terminal are both a contact portion exposed to the socket and connected to the socket and a soldering portion extending from the insulative housing, wherein the contact portion of the contact portion of the first terminal and the second terminal are located on the same side of the tongue and respectively The direction is arranged in two rows different from the front and the rear, and the welded portion of the first terminal and the welded portion of the second terminal are arranged in the left-right direction in an adult, - a row, the second terminal includes a second ground terminal and a third pair The differential signal terminal, the soldering portion of the first terminal is located between the soldering portion of the second grounding terminal and the connecting portion of the third pair of differential signal terminals. [0007] The purpose of the present invention can also be achieved by the following technical solution: an electrical connector, comprising: an insulative housing, a first terminal and a second terminal disposed on the insulative housing, wherein the first terminal comprises a flat shape a contact portion and a first soldering portion extending from the insulative housing, the first terminal includes a power terminal and a first ground terminal, and the second terminal includes a second contact portion that is protrusion-shaped and has elasticity and an extension body that extends out of the insulative housing a second soldering portion, the second terminal includes a second grounding terminal and a third pair of differential signal terminals, wherein the form number A0101 is 5/31 [0008], and the second soldering portion of the second grounding terminal is The first soldering portions of the third pair of differential signal terminals are respectively arranged on both sides of the first soldering portion of the power supply terminal and the first soldering portion of the first grounding terminal. Compared with the prior art, the present invention has the following advantages: by changing the arrangement between the first terminal and the second terminal soldering portion, the signal transmission quality of the electrical connector is improved. [Embodiment] [0009] See As shown in the first to eighth figures, the original electrical connector (10) is (4) 3.0 插头 type plug connector 'Shaw to be mounted on the circuit board for 2 〇a type docking socket (not shown) and USU: 〇A type The docking socket (not shown) is plugged, and the electrical connector is recessed with a plug interface m for playing the docking socket. The electrical connector _ includes: a positioning seat 2 mounted on the insulating body 1 , a plurality of conductive terminals 3 disposed on the insulating body 1 , and a shielding case 4 covering the insulating body 1 . Referring to FIGS. 5 to 6, the insulative housing includes a body portion 11 and a tongue plate 12 extending integrally forwardly from the body portion. The body portion 11 is of a stepped type. The body portion 11 includes a first body portion m located at a front end and connected to the tongue plate in a lower plane, and located at the rear end and connected to the first body portion 111. The second body portion 112 in the high plane and the side walls 113 on both sides of the first body portion 111 and the second body portion 112. The first body portion in includes a first upper surface 1111 at an upper end and a plurality of first protrusions 1112 protruding upward from the first upper surface '. The first protrusions 1112 are inserted in a direction of the mating socket. The two rows are arranged in a row. The first bumps 1112 are arranged in four rows along the vertical mating socket insertion direction. The first upper surface 1111 is spaced apart from the first bumps 1112. Form No. A0101 Page 6 / Total On page 31, five first positioning grooves 1113 for positioning the second terminal 32 (described in detail later) are formed. A receiving cavity mo for accommodating the positioning seat 2 is formed between the side wall 113 and the first body portion U12. The second body portion 112 includes a stepped surface 1120 at the front end and connected to the first upper surface 1111, a second upper surface 1121 perpendicularly connected to the front stepped surface 1120 at the upper end, and a plurality of upwardly protruding from the second upper surface 1121 Two positioning strips η22, the second positioning strips 1122 are bent and extended in the front-rear direction and arranged in four rows to facilitate the positioning of the second terminal 32. The second upper surface 1121 is formed at the interval of the second positioning strip 1122. A second positioning slot 1123 for positioning the second terminal 32. The front step surface 1120 is recessed with five third positioning slots 1124 for positioning the two terminals 32, which are in communication with the first positioning slot 1113 and the second positioning slot 1123. The tongue plate 12' is flat, including an upper surface 121 at the upper end, four first mounting grooves 122 recessed downward from the upper surface 21 at the front end, and a rear end of the first mounting groove 122 and downward. The five second mounting slots 123 are recessed, and the positions of the five second mounting slots 123 correspond to the first positioning slots 1113 to facilitate positioning of the second terminal 32. [0011] Referring to the fifth to sixth figures, the positioning base 2 is received in the receiving cavity 1110. The positioning base 2 includes a front wall 21 at the upper end, a lower end, and an upper surface wall 21 The front wall 22 and the side edges 23 of the upper surface wall 21 and the lower surface wall 22 are connected to each other. The lower surface wall 22 is provided with four limiting strips 221 extending downward from the lower surface wall 22, and the four limiting strips 221 are spaced apart from the lower surface wall 22 to define the position of the second terminal 32. The limiting slot 222 further limits the second terminal 32 by the positioning base 2, so that the second terminal 32 is conveniently installed and stable in positioning. [0012] Referring to the fourth to sixth figures, the conductive terminal 3 includes four first terminals 31 which are arranged in a row and are embedded in the insulating body 表单 in the form of a number Α0101, a seventh page, a total of 31 pages, M393847. And five second terminals 32 arranged side by side and mounted in the insulative housing. The first terminal 31 is a USB 2.0 plug connector terminal, and the first terminal 3 is used for docking with a USB 2.0 A-type socket; the first terminal μ and the second terminal μ together form a USB 3.0 plug connector terminal. The second terminal 32 is used in conjunction with the first terminal 31 to interface with a USB 3 〇 A type socket. The first terminal 31 and the second terminal 32 are respectively provided with a soldering portion which is exposed in the plug connector 1〇1 and is used for connecting the contact portion of the mating socket and extending out of the insulating body. All the welded portions of the second terminal 32 are arranged on both sides of all the welded portions of the first terminal 31. The contact portion of the first terminal 31 and the contact portion of the second terminal 32 are located on the same side of the tongue plate 12, The contact portion of the first terminal has a flat shape, and the portion of the second terminal 32 is 'protruding and elastic, and the contact portion of the first terminal 31 is in contact with the second terminal 32. The first terminal 31 includes a first main body portion 311 having a flat shape, and is bent forward and upward from the front end of the first main body portion 311 and is in the form of a flat plate. a contact portion 312, a first offset portion 313 extending rearward and upward from the other end of the first body portion 311, a first step portion 314 connecting the first body portion 311 and the first offset portion 313, and The first offset portion 313 further extends rearward and downward and extends out of the first soldering portion 315 of the insulative housing 1. The first contact portion 312 is exposed in the first mounting slot 122 of the tongue plate 12, the first A main body portion 311, a first step portion 314, and a first offset portion 313 are embedded in the insulative housing 1. The first offset portions 313 of the four first terminals 排列 are arranged in a row in the horizontal direction. The first offset portions 313 are respectively offset from the outer sides to the middle portion as viewed in the direction of the rearward extension to form the form number A0101. Page 8 of 31 [0014] The first soldering portions 315 of the first terminal 31 are closely arranged adjacent to each other, for example, the first soldering portion 315 of the first terminal 31 is arranged to be arranged to the second terminal 32. The distance between the adjacent first main body portions 311 extending from the front end of the first offset portion 313 is greater than the first welded portion 315 extending from the lower end of the first offset portion 313. The second terminal 32 includes a second main body portion 321 ′ that is received in the limiting groove 222 of the positioning seat 2 and extends forward and upward from the front end of the second main body portion 321 and protrudes. a second protruding portion 322 having an elastic protrusion shape above the second main body portion 321 , a second offset portion 323 extending rearward from the second main body portion 321 and extending upward, and connecting the second main body portion 321 and the second portion The second step portion 324 of the second offset portion 323 and the second offset portion 323 are bent backward and downward. The second welding portion 325 is received in the first positioning groove 1113 of the first body portion lu. The front end of the first contact portion 322 is received in the second mounting groove 123 of the tongue plate 12 and is The second contact portion 322 protrudes upwardly from the upper surface 121 of the tongue plate 12 , the second step portion 324 is received in the third positioning groove 1124 of the front step surface 1120 , and the second offset portion 323 is received in the second positioning portion In the slot 1123, the second soldering portion 325 extends out of the insulative housing 1. The shape of the second positioning slot 1123 is the same as that of the second offset portion 323 to facilitate positioning of the second offset portion 323. The second contact portion 322 of the first terminal 32 is located at the rear end of the tongue plate 12 with respect to the first contact portion 312 of the first terminal 31. The second offset portion 323 of the five second terminals 32 is along the edge. The horizontal direction is arranged in a row, and the second offset portions 323 are respectively offset from the middle to the outer side as viewed in the direction of the rearward extension. If the arrangement is arranged, the second offset portion 323 makes the second terminal 32 There is sufficient space between the second soldering portions 325 to receive the first soldering form number A0101 of the first terminal 31. The 9th page/total 31 page can make the second soldering portion 325 of the second terminal 32 from the central portion to the two parts into two parts. The two sides of the first soldering portion 315 of the first terminal 31 are disposed on the two sides of the first terminal 31, because the first offset portion 313 of the first terminal 31 is offset inwardly. The first soldering portion 315 of the 31 and the first soldering portion 325 of the second terminal 32 are evenly arranged in a row, and the occupied space is more

[0015] Please refer to the fourth figure. The conductive terminal 3 includes a plurality of ground terminals G, a plurality of pairs of differential signal terminals, and a power terminal P. The USB 2.0 plug connector terminal is located between a ground terminal g and a pair of differential signal terminals, and the USB 2.0 plug connector terminal is disposed adjacent to the ground terminal and the pair of differential signal terminals. [0016] The grounding terminal includes a first grounding terminal 51 disposed on the first terminal 31 and a second grounding terminal 52 disposed on the second terminal 32. The differential signal terminal includes a positive signal terminal S+ and The differential signal terminal S_^ includes a first pair of differential signal terminals 53 disposed on the first terminal 31, a second pair of differential signal terminals 54 disposed on the second terminal 32, and a third pair of differential signal terminals. 55. The first terminal 31 further includes a power terminal 56. The first terminal 31 includes a power supply terminal 56, a first pair of differential signal terminals 53, and a first ground terminal 51 from left to right, respectively, with the rear end of the electrical connector 10A as the viewing surface. The second terminal 32 is a second pair of differential signal terminals 54, a second ground terminal 52, and a third pair of differential signal terminals 55 from left to right. The second ground terminal 52 of the second terminal 32 is provided with only one soldering portion. The soldering portion of the second ground terminal 52 is located between the soldering portion of the second pair of differential signal terminals 54 and the soldering portion of the power terminal 56 between the soldering portion of the second ground terminal 52 and the second pair of differential signal terminal form number A0101. The welded portion of the 10-page/31-page 54 and the welded portion of the power terminal 56 are arranged adjacent to each other. The soldering portion of the second ground terminal 52 is adjacent to the soldering portion of the negative differential signal terminal S of the second pair of differential signal terminals 54. The soldering portion of the first grounding terminal 51 is located between the soldering portion of the first pair of differential signal terminals 53 and the soldering portion of the third pair of differential signal terminals 55, and the soldering portion of the first grounding terminal 51 and the first pair of differential signal terminals The welded portion of 53 and the welded portion of the third pair of differential signal terminals 55 are arranged adjacent to each other. Viewed from the rear end, the order of the soldering portions from left to right is: the second soldering portion 325 of the second pair of differential signal terminals 54, the second soldering portion 325 of the second grounding terminal 52, and the first soldering portion of the power source terminal 56. 315. The first soldering portion 315 of the first pair of differential signal terminals 53, the first soldering portion 315 of the first grounding terminal 51, and the second soldering portion 325 of the third pair of differential signal terminals 55. In summary, a soldering portion of the soldering portion of the second grounding terminal 52 and the power terminal 56 is disposed between the soldering portion of the first pair of differential signal terminals 53 and the soldering portion of the second pair of differential signal terminals 54; A soldering portion of the first grounding terminal 51 is disposed between the soldering portion of the first pair of differential signal terminals 53 and the connecting portion of the third pair of differential signal terminals 55, and is arranged by the adjacent two pairs of differential signal terminals. A soldering portion of the grounding terminal is disposed between the soldering portions to widen the spacing between the soldering portions of the adjacent two pairs of differential signal terminals, thereby increasing the masking effect between the adjacent two pairs of differential signal terminals, and reducing the two The crosstalk between the differential signal terminals improves the signal transmission quality of the electrical connector 100. [0017] After the first terminal 31 and the second terminal 32 of the conductive terminal 3 are combined, the first body portion 311 is located below the second body portion 321 and the first contact portion 312 is located at the second contact. In front of the lower portion 322, the first offset portion 313 is located below the inner side of the second offset portion 323, and the first table number A0101 page 11/31 page P white portion 314 is located at the second step portion 324. Rearward, the first welded portion 315 and the first welded portion 325 are arranged in a row in the left-right direction. If the arrangement is such that the arrangement of the first soldering portion 315 and the second soldering portion 325 of the conductive terminal 3 is uniform, the electrical connector 100 maintains the first soldering portion 315 and the second soldering portion 325 during the soldering process. Consistency facilitates assembly of the electrical connector 100. The width of the second offset portion 323 of the second ground terminal 52 of the second terminal 32 is greater than the width of all the first offset portions 313 of the first terminal 31, and the second ground terminal 52 can be reinforced by the arrangement ' The cover effect reduces signal crosstalk between the second pair of differential signal terminals 54 and the third pair of differential signal terminals 55. The spacing between the adjacent first soldering portions 315 of the first terminal 31 is smaller than the spacing between the corresponding two first contact portions 31 2 , so that the first soldering portions 315 are arranged in a concentrated manner. The second soldering portion 325 of the second grounding terminal 52 and the second soldering portion 325 of the third pair of differential signal terminals 55 are respectively arranged offset to the two sides of the corresponding second contact portion 322 to reserve a space for receiving the first terminal. The first weld portion 315 of 31. [0018] The first terminal 31 includes four soldering portions, that is, one of the first soldering portions 315 of the first pair of differential signal terminals 53, one of the first grounding terminals 51, the first soldering portion 315, and one of the power terminals 56. The first welded portion 315. The second sub-32 includes five soldering portions, that is, two second soldering portions 325 of the second pair of differential signal terminals 54 , two second soldering portions 325 of the third pair of differential signal terminals 55 , and one of the second grounding terminals 52 . The second welded portion 325. [0019] Referring to the fifth and sixth figures, the shielding shell 4 includes a top wall 41, a bottom wall 42 and two side walls 43 connecting the top wall 41 and the bottom wall 42, the shell wall 41, The bottom wall 42 and the two side walls 43 are enclosed together to form the plug connector 101 for docking the socket. The first contact portion 312 of the conductive terminal 3 and the form number A0101 page 12/31 second contact portion 322 are both exposed in the plug connector 101. [0020] Referring to the seventh to eighth embodiments, in addition to the first embodiment, the second embodiment of the present invention can achieve the purpose of the present invention, and the second embodiment The connector 100' is mostly identical in structure to the electrical connector 100 of the first embodiment. The main difference between the two embodiments is that in the first embodiment, the soldering portion of the second ground terminal 52 is located in the second pair. Between the soldering portion of the differential signal terminal 54 and the soldering portion of the power supply terminal 56. In the second embodiment, the second pair of differential signal terminals 54 in the first embodiment is named as the third pair of differential signal terminals 54', and the third pair of differential signal terminals 55 in the first embodiment is named as the second. For the differential signal terminal 55'. The soldering portion of the second ground terminal 52' of the second terminal 32' is located between the soldering portion of the first grounding terminal 51' and the soldering portion of the second pair of differential signal terminals 55'. The first terminal 31 is The soldering portion of the first ground terminal 51' is disposed adjacent to the soldering portion of the second ground terminal 52', and the soldering portion of the power terminal 56' is located at the soldering portion and the third portion of the first pair of differential signal terminals 53'. Between the welded portions of the differential signal terminals 54'. The soldering portions of the first ground terminal 51' and the second ground terminal 52' are located between the solder portions of the first pair of differential signal terminals 53' and the solder portions of the second pair of differential signal terminals 55'. The soldering portion of the first ground terminal 51' is arranged adjacent to the soldering portion of the positive differential signal terminal S+ of the first pair of differential signal terminals 53', and the soldering portion and the second portion of the second ground terminal 52' The soldering portions of the positive differential signal terminals S+ of the differential signal terminals 55' are arranged adjacent to each other. Taking the rear end of the electrical connector 100' as an observation surface, the first terminal 31' includes a power terminal 56', a first pair of differential signal terminals 53', and a first ground terminal form number A0101 from left to right. Page 13 of 31 M393847 Sub 51'. The second terminal 32' is a third pair of differential signal terminals 54', a second ground terminal 52' and a second pair of differential signal terminals 55' from left to right. The second ground terminal 52' of the second terminal 32' is provided with only one soldering portion. Viewed from the rear end, the order of the soldering portions from left to right is: the second soldering portion 325 of the third pair of differential signal terminals 54', the first soldering portion 315 of the power source terminal 56', and the first pair of differential signal terminals 53' The first soldering portion 315, the first soldering portion 315 of the first grounding terminal 51', the second soldering portion 325 of the second grounding terminal 52', and the second soldering portion 325 of the second pair of differential signal terminals 55'. For example, the soldering portion of the first pair of differential signal terminals 53' and the soldering portion of the second pair of differential signal terminals 55' are provided with a first ground terminal 51' soldering portion and a second female terminal 52. In the soldering portion, the spacing between the soldering portions of the adjacent two pairs of differential signal terminals is widened by the soldering portions of the two grounding terminals between the adjacent two pairs of differential signal terminals, and the adjacent two are added. The mask effect between the differential signal terminals reduces crosstalk between the two pairs of differential signal terminals, improving the signal transmission quality of the electrical connector. [0021] In summary, the creation complies with the new patent requirements, and the patent application is filed according to law. However, the above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and those who are familiar with the skill of the present invention are equivalent to the equivalent modifications or changes made by the spirit of the present creation. It should be covered by the following patent application. BRIEF DESCRIPTION OF THE DRAWINGS [0022] The first figure is a perspective assembled view of a first embodiment of the present invention. [0023] The second figure is a perspective view of another angle of the electrical connector in the first figure. Form number A0101

Page 14 of 31 M393847 [0024] The third figure is a partial exploded view of the electrical connector in the first figure. [0025] The fourth figure is a perspective assembled view of the conductive terminals of the electrical connector in the first figure. The fifth figure is an exploded perspective view of the electrical connector in the first figure. [0027] The sixth figure is an exploded perspective view of another angle of the fifth figure. [0028] The seventh figure is a partial exploded view of the second embodiment of the present electrical connector.

[0029] The eighth figure is a perspective assembled view of the conductive terminals of the electrical connector in the seventh figure. [Main component symbol description] [0030] Electrical connector: 100, 100' [0031] Plug interface: 101 [0032] Insulating body: 1 [0033] Body portion: 11 [0034] First body portion: 111 [0035] Containment cavity: 1110 [0036] First upper surface: 1111 [0037] First bump: 1112 [0038] First positioning groove: 1113 [0039] Second body portion: 112 [0040] Front step surface: 1120 [0041 ] Second upper surface: 1121 Form number A0101

Page 15 of 31 M393847 [0042] Second positioning bar: 1122 [0043] Second positioning groove: 1123 [0044] Third positioning groove: 1124 [0045] Side wall: 113 [0046] tongue plate: 12 [0047 Upper surface: 121 [0048] First mounting groove: 122 [0049] Second mounting groove: 123 [0050] Upper wall: 21 / [0051] Lower wall: 22 [0052] Limiting bar: 221 [0053 ] Limiting slot: 222 [0054] Side: 23 [0055] Conductive terminal: 3 [0056] First terminal: 31, 31, [0057] First body: 311 [0058] First contact: 312 [ 0059] First offset portion: 313 [0060] First step portion: 314

Form No. A0101 Page 16 of 31 [0061] M393847 [0063] [0064] [0067] [0067]

[0070] [0073] [0073] [0073]

[0074] [0079] [0079] First soldering portion: 315 second terminal: 32, 32' second body portion: 321 second contact portion: 322 second offset portion: 323 Second step: 324 Second weld: 325 Shielding shell: 4 Top wall: 41 Bottom wall: 42 Side wall: 43 First grounding terminal: 51, 51' Second grounding terminal: 52, 52' First pair Differential signal terminals: 53, 53' Second pair of differential signal terminals: 54, 55' Third pair of differential signal terminals: 55, 54' Power terminals: 5 6, 5 6 'Positive differential signal terminals: S+ Negative signal terminals: S — Form No. A0101 Page 17 of 31 [0080] M393847 [0081]

Ground terminal: G power terminal: P Form number A0101

Claims (1)

M393847, the scope of the patent application: 1. An electrical connector recessed with a socket for receiving a docking socket, the electrical connector comprising: an insulative housing comprising a body portion and a tongue plate projecting forwardly into the socket And the plurality of conductive terminals are disposed on the insulative housing, the conductive terminal includes a first terminal and a second terminal disposed on the tongue plate, and the first terminal and the second terminal are both exposed to the plug interface and a contact portion for connecting the butt socket and a soldering portion extending from the insulative housing, wherein the contact portion of the contact portion of the first terminal and the second terminal are located on the same side of the tongue plate and are respectively arranged in the left and right directions in two different directions a row, a soldering portion of the first terminal and a soldering portion of the second terminal are arranged in a row in a left-right direction, the second terminal includes a second ground terminal and a third pair of differential signal terminals, wherein the first terminal The soldering portions are respectively located between the soldering portion of the second grounding terminal and the soldering portion of the third pair of differential signal terminals. 2. The electrical connector of claim 1, wherein the first terminal comprises a first pair of differential signal terminals and a first ground terminal and a power terminal located on opposite sides of the first pair of differential signal terminals, The soldering portion of the power terminal is adjacent to the soldering portion of the second grounding terminal, and the soldering portion of the first grounding terminal is adjacent to the soldering portion of the third pair of differential signal terminals. 3. The electrical connector of claim 2, wherein the second terminal further comprises a second pair of differential signal terminals, and the soldering portion of the second ground terminal is located at a soldering portion of the second pair of differential signal terminals Between the soldering portion of the power terminal. 4. The electrical connector of claim 3, wherein the first end 099210245 form number A0101 page 19 / total 31 page 0992030845-0 M393847 the welding portion of the sub-terminal and the second terminal are left and right The order of the directions is: the welding portion of the second pair of differential signal terminals, the welding portion of the second ground terminal, the welding portion of the power terminal, the welding portion of the first pair of differential signal terminals, the welding portion of the first ground terminal, and the The electrical connector of the third aspect of the differential signal terminal, wherein the first terminal comprises a first pair of differential signal terminals and a first side of the first pair of differential signal terminals a grounding terminal and a power terminal, the second terminal further includes a second pair of differential signal terminals, wherein the soldering portion of the first grounding terminal is adjacent to the soldering portion of the second grounding terminal, and the soldering portion of the first grounding terminal is The soldering portion of the second grounding terminal is located between the soldering portion of the first pair of differential signal terminals and the soldering portion of the second pair of differential signal terminals. 6. The electrical connector of claim 5, wherein the soldering portion of the power terminal is located between the solder portion of the first pair of differential signal terminals and the solder portion of the third pair of differential signal terminals. 7. The electrical connector of claim 6, wherein the welding portion of the first terminal and the second terminal are sequentially arranged in the left-right direction: a third pair of differential signal terminals. a soldering portion of the power terminal, a soldering portion of the first pair of differential signal terminals, a soldering portion of the first grounding terminal, a soldering portion of the second grounding terminal, and a soldering portion of the second pair of differential signal terminals 〇8. The electrical connector of claim 1, wherein the contact portion of the first terminal is in the shape of a flat plate, the contact portion of the second terminal is protrusion-shaped and elastic, and the contact portion of the first terminal is compared with the second portion The contact portion of the terminal is located at the front end of the tongue plate. 9. The electrical connector of claim 1, wherein the first end 099210245 form number A0101 page 20 / total 31 page 0992030845-0 M393847 The spacing between the adjacent two soldering portions is smaller than the spacing between the corresponding two contact portions, and the soldering portion of the second grounding terminal and the soldering portion of the third pair of differential signal terminals are respectively opposite to the second grounding terminal and the third Differential signal terminal pair of the contact portion to be arranged offset on both sides to reserve space for accommodating the first terminal of the welded portion. 10. The electrical connector of claim 1, wherein the electrical connector is a USB 3.0 plug connector, and the first terminal is a USB 2.0 plug connector terminal, the first The terminal and the second terminal combination constitute a USB 3. 0 plug connector terminal. An electrical connector, comprising: an insulative housing; v first terminal is disposed on the insulative housing, wherein the first terminal includes a first contact portion and a first soldering portion extending from the insulative housing, the first a terminal includes a power terminal and a first ground terminal; and a second terminal is disposed on the insulative housing, the second terminal includes a second contact portion and a second soldering portion extending out of the insulative housing, the second terminal includes a second grounding terminal and a third pair of differential signal terminals, wherein the second soldering portion of the second grounding terminal and the second soldering portion of the third pair of differential signal terminals are respectively arranged in the first soldering portion of the power terminal and the first soldering portion The two outer sides of the first welded portion of a ground terminal. The electrical connector of claim 11, wherein the first soldering portion of the power terminal is adjacent to the second soldering portion of the second grounding terminal, and the first soldering portion of the first grounding terminal Adjacent to the second soldering portion of the third pair of differential signal terminals. 13. The electrical connector of claim 12, wherein the second terminal further comprises a second pair of differential signal terminals, the second ground terminal of the second 099210245 form number A0101 page 21 of 31 Page 0992030845-0 M393847 The soldering portion is located between the second soldering portion of the second pair of differential signal terminals and the first soldering portion of the power supply terminal. The electrical connector of claim 13, wherein the first terminal further comprises a first pair of differential signal terminals, a first soldering portion of the first grounding terminal and a first soldering portion of the power terminal The first soldering portion of the first terminal and the second soldering portion of the second terminal are sequentially arranged in the left-right direction in the order of the first pair of differential signal terminals: the second pair of differential signal terminals a second soldering portion, a second soldering portion of the second grounding terminal, a first soldering portion of the power supply terminal, a first soldering portion of the first pair of differential signal terminals, a first soldering portion of the first grounding terminal, and a third pair of differential portions The second soldering portion of the signal terminal. The electrical connector of claim 11, wherein the insulative housing comprises a forwardly projecting tongue, a first contact of the first terminal and a second contact of the second terminal They are located on the same side of the tongue plate and are arranged in the left and right directions in two rows which are different from each other. The electrical connector of claim 11, wherein the first terminal comprises a first pair of differential signal terminals, and the second soldering of the first grounding terminal and the second grounding terminal Adjacent to the department. The electrical connector of claim 16, wherein the second terminal further comprises a second pair of differential signal terminals, wherein the first soldering portion of the power terminal is located at a first of the first pair of differential signal terminals Between the soldering portion and the second soldering portion of the third pair of differential signal terminals, the first soldering portion of the first grounding terminal and the second soldering portion of the second grounding terminal are located at the first soldering portion of the first pair of differential signal terminals Between the second soldering portion of the second pair of differential signal terminals. The electrical connector of claim 17, wherein the first soldering portion of the first terminal and the second soldering portion of the second terminal are sequentially in the left-right direction 099210245 Form No. A0101 Page 22 of 31 Page 0992030845-0 M393847 is arranged in the order of: a second soldering portion of the third pair of differential signal terminals, a first soldering portion of the power terminal, a first soldering portion of the first pair of differential signal terminals, and a first soldering of the first grounding terminal a second soldering portion of the second grounding terminal and a second soldering portion of the second pair of differential signal terminals. The electrical connector of claim 11, wherein the electrical connector is a USB 3.0 plug connector, and the first terminal is a USB 2.0 plug connector terminal, the first The terminal and the second terminal combination constitute a USB 3. 0 plug connector terminal. 0992030845-0 099210245 Form Number A0101 Page 23 of 31