Connector system for charging a device using a charging receptacle
A connector system enables charging of a portable information handling system in a charging dock. The connector system has improved tolerance to misalignment of male and female connectors to facilitate engagement when the portable information handling system is inserted into a charging dock. An embodiment of a receptacle adapter is disposed such that there is only one orientation for power connector engagement. An embodiment of the charging dock has an angular tilt that causes a partial weight component of the portable computer to contribute to positive engagement of the external plug adapter and receptacle adapter. An embodiment of the connector system includes a power interface including conductive pads and pogo pins. The conductive pads have contact surfaces that tolerate alignment variation between the pogo pins and the conductive pads. An embodiment of the connector system is a USB Type-C power adapter connector system.
1. An information handling system comprising:
a connector system comprising:
a first electronic interface consistent with a protocol including power supply terminals and other terminals and having a first mating designation;
a misalignment-tolerant interface coupled to the power supply terminals of the first electronic interface, the misalignment-tolerant interface configured to provide electrical and mechanical connection of the power supply terminals to corresponding conductors of the connector system; and
an external plug adapter comprising:
a housing mechanically coupling the first electronic interface and the misalignment-tolerant interface;
a first flexible rib extending along a surface of the housing, the first flexible rib having a first height; and
a second flexible rib extending along the surface of the housing and having a second height, the second height being different from the first height,
wherein the first electronic interface is disposed between the first flexible rib and the second flexible rib.
2. The information handling system, as recited in claim 1 , wherein the information handling system comprises a portable information handling system having a curved or uneven profile, the external plug adapter being capable of assembly to the portable information handling system in a first orientation and incapable of assembly in a second orientation 180 degrees rotated from the first orientation.
3. The information handling system, as recited in claim 1 , wherein the misalignment-tolerant interface comprises conductive pads sized to have at least 0.25 mm tolerance in a Y-dimension and in a Z-dimension for electrical and mechanical contact with the corresponding conductors of a receptacle adapter of the connector system.
4. The information handling system, as recited in claim 3 ,
wherein the power supply terminals include a first power source signal, a first power sink signal, a first source-to-sink configuration signal, a second power source signal, a second power sink signal, and a second source-to-sink configuration signal, and
wherein the conductive pads comprises a first row of conductive pads coupled to the first power source signal, the first power sink signal, and the first source-to-sink configuration signal, and adjacent to a second row of conductive pads coupled to the second power source signal, the second power sink signal, and the second source-to-sink configuration signal, respectively.
5. The information handling system, as recited in claim 1 , further comprising:
a portable information handling system comprising an input/output port attached to the external plug adapter, the input/output port having a second electronic interface consistent with the protocol and having a second mating designation.
6. The information handling system, as recited in claim 1 , further comprising:
a charging dock comprising:
a receptacle adapter of the connector system attached to a first surface of the charging dock, wherein a position in the charging dock, of the receptacle adapter, allows only one orientation for the external plug adapter to assemble with the receptacle adapter; and
an inclined support surface configured to tilt a portable information handling system toward the first surface.
7. The information handling system, as recited in claim 6 , wherein the receptacle adapter is disposed in the charging dock with an angular tilt between a first axis of the receptacle adapter and a second axis of the charging dock, the second axis being orthogonal to a second surface supporting the charging dock.
8. The information handling system, as recited in claim 1 , wherein the protocol is Universal Serial Bus (USB) Type-C.
9. An information handling system comprising:
a connector system comprising:
a first electronic interface consistent with a protocol including power supply terminals and other terminals and having a first mating designation; and
a misalignment-tolerant interface coupled to the power supply terminals of the first electronic interface, the misalignment-tolerant interface configured to provide electrical and mechanical connection of the power supply terminals to corresponding conductors of the connector system,
wherein the power supply terminals include a first power source signal, a first power sink signal, a first source-to-sink configuration signal, a second power source signal, a second power sink signal, and a second source-to-sink configuration signal, and
wherein the misalignment-tolerant interface comprises a first row of conductive pins coupled to the first power source signal, the first power sink signal, and the first source-to-sink configuration signal and adjacent to a second row of conductive pins coupled to the second power source signal, the second power sink signal, and the second source-to-sink configuration signal, respectively.
10. The information handling system, as recited in claim 9 , wherein the connector system is configured to couple to a port of the information handling system, the connector system further comprising:
an external plug adapter comprising:
a housing mechanically coupling the first electronic interface and the misalignment-tolerant interface;
a first flexible rib extending along a surface of the housing, the first flexible rib having a first height; and
a second flexible rib extending along the surface of the housing and having a second height, the second height being different from the first height,
wherein the first electronic interface is disposed between the first flexible rib and the second flexible rib.
11. The information handling system, as recited in claim 9 , wherein conductive pins coupled to the first power sink signal and the second power sink signal protrude longer than other conductive pins of the first row of conductive pins and the second row of conductive pins.
12. The information handling system, as recited in claim 9 , further comprising:
a receptacle adapter comprising:
a housing enclosing the first electronic interface and the misalignment-tolerant interface,
wherein the receptacle adapter is disposed in a charging dock with an angular tilt between a first axis of the receptacle adapter and a second axis of the charging dock, the second axis being through a base of the charging dock.
13. The charging dock, as recited in claim 12 , further comprising:
an inclined tray portion configured to direct a partial weight component of a portable information handling system to a positive engagement of an external plug adapter attached to the portable information handling system.
14. The charging dock, as recited in claim 12 , wherein a position in the charging dock, of the receptacle adapter, allows only one orientation for an external plug adapter to assemble to the receptacle adapter.
15. The charging dock, as recited in claim 12 ,
wherein the protocol is Universal Serial Bus (USB) Type-C,
wherein conductive pins coupled to the first power sink signal and the second power sink signal protrude longer than other conductive pins of the first row of conductive pins and the second row of conductive pins.
16. An external plug adapter comprising:
a first electronic interface consistent with a protocol including power supply terminals and other terminals and having a first mating designation;
conductive pads coupled to the power supply terminals of the first electronic interface, the conductive pads providing electrical and mechanical connection to a receptacle adapter, the conductive pads comprising a first row of conductive pads disposed adjacent to a second row of conductive pads, the second row of conductive pads being coupled to signals corresponding to signals of adjacent conductive pads of the first row of conductive pads; and
a housing, mechanically coupling the first electronic interface and the conductive pads.
17. The external plug adapter, as recited in claim 16 , wherein the conductive pads are sized to have at least 0.25 mm tolerance in a Y-dimension and in a Z-dimension for electrical and mechanical contact with corresponding conductive pins of the receptacle adapter.
18. The external plug adapter, as recited in claim 16 , further comprising:
a first flexible rib extending along a surface of the housing, the first flexible rib having a first height; and
a second flexible rib extending along the surface of the housing and having a second height, the second height being different from the first height,
wherein the first electronic interface is disposed between the first flexible rib and the second flexible rib.
19. The external plug adapter, as recited in claim 16 ,
wherein the protocol is Universal Serial Bus (USB) Type-C, and
wherein the power supply terminals include a first power source signal, a first power sink signal, a first source-to-sink configuration signal, a second power source signal, a second power sink signal, and a second source-to-sink configuration signal, and
wherein the first row of conductive pads is coupled to the first power source signal, the first power sink signal, and the first source-to-sink configuration signal, and the second row of conductive pads is coupled to the second power source signal, the second power sink signal, and the second source-to-sink configuration signal.
20. The external plug adapter, as recited in claim 19 , wherein a first conductive pad of the first row of conductive pads is coupled to the first power source signal and a second conductive pad of the first row of conductive pads is coupled to the first source-to-sink configuration signal, the first conductive pad being larger than the second conductive pad.