Connector assembly and cable assembly with high-speed terminals
A female connector includes two terminal groups each having multiple terminals. The two terminal groups are spaced apart from each other. Contact sections of the terminals of each the two terminal groups are symmetrically disposed, and the two terminal groups have opposite terminal signal sequences. Each terminal group includes a plurality of power terminal pairs and a plurality of high-speed terminal pairs. The power terminal pair includes a power terminal and a power return ground terminal. The high-speed terminal pair includes two adjacent high-speed signal terminals. Cross-sectional areas of contact sections of the power terminal and the power return ground terminal are greater than a cross-sectional area of a contact section of the high-speed signal terminal.
1 . A female connector comprising:
a first terminal group; and
a second terminal group,
wherein each of the first terminal group and the second terminal group comprises multiple terminals, each of the terminals comprises a contact section configured to electrically connect to a male connector, the first terminal group and the second terminal group are stacked and spaced apart from each other, a terminal signal sequence of the first terminal group is opposite to a terminal signal sequence of the second terminal group, contact sections of the terminals of the first terminal group and contact sections of the terminals of the second terminal group are symmetrically disposed,
wherein the first terminal group comprises a plurality of power terminal pairs and a plurality of high-speed terminal pairs, each power terminal pair comprises a power terminal and a power return ground terminal, each high-speed terminal pair comprises two adjacent high-speed signal terminals, and cross-sectional areas of contact sections of the power terminal and the power return ground terminal are greater than a cross-sectional area of a contact section of each high-speed signal terminal, and
wherein the first terminal group further comprises a plurality of isolated ground terminals, adjacent terminals of a high-speed terminal pair comprise an isolated ground terminal, and each isolated ground terminal is disposed between a high-speed terminal pair and a power terminal.
2 . The female connector of claim 1 , wherein at least one terminal is disposed between a power terminal and an isolated ground terminal, and a plurality of terminals are disposed between a power terminal and a power return ground terminal.
3 . The female connector of claim 1 , wherein the first terminal group further comprises a low-speed terminal pair, the low-speed terminal pair comprises two adjacent low-speed signal terminals, and an isolated ground terminal is disposed between the low-speed terminal pair and a high-speed terminal pair.
4 . The female connector of claim 1 , wherein the contact section of a power terminal and a contact section of an adjacent terminal form a first spacing, a contact section of a high-speed signal terminal and a contact section of an adjacent terminal form a second spacing, and the first spacing is greater than the second spacing.
5 . The female connector of claim 1 , wherein a quantity of terminals in the first terminal group is 22, and the terminal signal sequence of the first terminal group is: a power return ground terminal, a high-speed terminal pair, an isolated ground terminal, a high-speed terminal pair, an isolated ground terminal, a first terminal, a power terminal, a configuration terminal, a low-speed terminal pair, a second terminal, a power terminal, an auxiliary terminal, an isolated ground terminal, a high-speed terminal pair, an isolated ground terminal, a high-speed terminal pair, and a power return ground terminal, and
wherein the first terminal is configured to transmit a low-speed signal or is reserved, the configuration terminal is for plugging detection, power supply negotiation, or interface configuration, the low-speed terminal pair comprises two adjacent low-speed signal terminals, the second terminal is configured to transmit power or a low-speed signal or is reserved, and the auxiliary terminal is for high-speed link initialization, HDCP handshake, capability obtaining, or audio backhaul.
6 . The female connector of claim 1 , further comprising:
an insulating body; and
a metal housing,
wherein the insulating body comprises a base body and a tongue plate, the tongue plate is fastened to one side of the base body, the metal housing surrounds the tongue plate and is fixedly connected to the insulating body, and a plugging space is formed between the metal housing and the tongue plate, and
wherein each terminal further comprises a connection section connected to one end of the contact section, the connection section of said each terminal is embedded in the base body, the contact section of each terminal is fastened to the tongue plate, and the contact sections of the terminals of the first terminal group and the contact sections of the terminals of the second terminal group are respectively exposed on two sides of the tongue plate.
7 . The female connector of claim 6 , wherein each terminal further comprises a tail section, the tail section of said each terminal is connected to an end of the connection section and away from the contact section, and the tail section is exposed relative to the insulating body; and
cross-sectional areas of connection sections of the power terminal and the power return ground terminal are greater than a cross-sectional area of a connection section of the high-speed signal terminal, and cross-sectional areas of tail sections of the power terminal and the power return ground terminal are greater than a cross-sectional area of a tail section of the high-speed signal terminal.
8 . The female connector of claim 7 , wherein the metal housing comprises:
a first plate body;
a second plate body disposed oppositely to the first plate body;
a first spring plate; and
a second spring plate,
wherein the first plate body faces the first terminal group, and the second plate body faces the second terminal group, a first end of the first spring plate is connected to the first plate body, a second end of the first spring plate is bent inward and suspended, a first end of the second spring plate is connected to the second plate body, and a second end of the second spring plate is bent inward and suspended.
9 . The female connector of claim 8 , wherein the metal housing further comprises:
a first protective boss; and
a second protective boss,
wherein the first protective boss protrudes on an inner wall of the first plate body, a height of the first protective boss is less than a height of the first spring plate, the second protective boss protrudes on an inner wall of the second plate body, and a height of the second protective boss is less than a height of the second spring plate.
10 . The female connector of claim 6 , wherein the metal housing comprises:
a first plate body;
a second plate body disposed oppositely to the first plate body;
a first protective boss;
a second protective boss;
a first spring plate; and
a second spring plate,
wherein the first plate body faces the first terminal group, and the second plate body faces the second terminal group, the first protective boss protrudes on an inner wall of the first plate body, a first end of the first spring plate is connected to the first protective boss, a second end of the first spring plate is bent inward and suspended, the second protective boss protrudes on an inner wall of the second plate body, a first end of the second spring plate is connected to the second protective boss, and a second end of the second spring plate is bent inward and suspended.
11 . A male connector comprising:
a first terminal group; and
a second terminal group,
wherein each of the first terminal group and the second terminal group comprises multiple terminals, each of the terminals comprises an abutting section configured to connect to a female connector, the first terminal group and the second terminal group are stacked and spaced apart from each other, a terminal signal sequence of the first terminal group is opposite to a terminal signal sequence of the second terminal group, and abutting sections of the terminals of the first terminal group, and abutting sections of the terminals of the second terminal group are symmetrically disposed;
the first terminal group comprises a plurality of power terminal pairs and a plurality of high-speed terminal pairs, each power terminal pair comprises a power terminal and a power return ground terminal, each high-speed terminal pair comprises two adjacent high-speed signal terminals, and cross-sectional areas of contact sections of the power terminal and the power return ground terminal are greater than a cross-sectional area of a contact section of each high-speed signal terminal; and
the first terminal group further comprises a plurality of isolated ground terminals, adjacent terminals of a high-speed terminal pair comprise an isolated ground terminal, and each isolated ground terminal is disposed between a high-speed terminal pair and a power terminal.
12 . The male connector of claim 11 , wherein at least one terminal is disposed between a power terminal and an isolated ground terminal, and a plurality of terminals are disposed between a power terminal and a power return ground terminal.
13 . The male connector of claim 11 , wherein the first terminal group further comprises a low-speed terminal pair comprising two adjacent low-speed signal terminals, and an isolated ground terminal is disposed between the low-speed terminal pair and a high-speed terminal pair.
14 . The male connector of claim 11 , wherein an abutting section of a power terminal and an abutting section of an adjacent terminal form a first spacing, an abutting section of a high-speed signal terminal and an abutting section of an adjacent terminal form a second spacing, and the first spacing is greater than the second spacing.
15 . The male connector of claim 11 , wherein a quantity of terminals in the first terminal group is 22, and the terminal signal sequence of the first terminal group is: a power return ground terminal, a high-speed terminal pair, an isolated ground terminal, a high-speed terminal pair, an isolated ground terminal, a first terminal, a power terminal, a configuration terminal, a low-speed terminal pair, a second terminal, a power terminal, an auxiliary terminal, an isolated ground terminal, a high-speed terminal pair, an isolated ground terminal, a high-speed terminal pair, and a power return ground terminal; and
the first terminal is configured to transmit a low-speed signal or is reserved, the configuration terminal is for plugging detection, power supply negotiation, or interface configuration, the low-speed terminal pair comprises two adjacent low-speed signal terminals, the second terminal is configured to transmit power or a low-speed signal or is reserved, and the auxiliary terminal is for high-speed link initialization, HDCP handshake, capability obtaining, or audio backhaul.
16 . The male connector of claim 11 , wherein a height of an abutting section of a power terminal is less than a height of an abutting section of a high-speed signal terminal, and a height of an abutting section of a power return ground terminal is less than a height of an abutting section of a high-speed signal terminal.
17 . The male connector of claim 11 , wherein an abutting section of a power terminal is provided with a cutting seam extending to an end of the abutting section of the power terminal.
18 . The male connector of claim 11 , further comprising:
an insulating support;
an insulating housing, and
a metal shell,
wherein both the first terminal group and the second terminal group are fastened to the insulating support, the insulating housing surrounds the insulating support and is fixedly connected to the insulating support, a movement space is formed inside the insulating housing, the abutting sections of the terminals of the first terminal group and the abutting sections of the terminals of the second terminal group are located in the movement space, and the metal shell surrounds the insulating housing and is fixedly connected to the insulating housing.
19 . A cable assembly comprising:
a female connector; and
a cable electrically connected to the female connector,
wherein the female connector comprises a first terminal group and a second terminal group, each of the first terminal group and the second terminal group comprises multiple terminals, each of the terminals comprises a contact section configured to electrically connect to a male connector, the first terminal group and the second terminal group are stacked and spaced apart from each other, a terminal signal sequence of the first terminal group is opposite to a terminal signal sequence of the second terminal group, contact sections of the terminals of the first terminal group and contact sections of the terminals of the second terminal group are symmetrically disposed,
wherein the first terminal group comprises a plurality of power terminal pairs and a plurality of high-speed terminal pairs, each power terminal pair comprises a power terminal and a power return ground terminal, each high-speed terminal pair comprises two adjacent high-speed signal terminals, and cross-sectional areas of contact sections of a power terminal and a power return ground terminal are greater than a cross-sectional area of a contact section of a high-speed signal terminal, and
wherein the first terminal group further comprises a plurality of isolated ground terminals, adjacent terminals of a high-speed terminal pair comprise an isolated ground terminal, and each isolated ground terminal is disposed between a high-speed terminal pair and a power terminal.
20 . The cable assembly of claim 19 , wherein at least one terminal is disposed between a power terminal and an isolated ground terminal, and a plurality of terminals are disposed between a power terminal and a power return ground terminal.