WO2009138972A2 - Connecteur esata comportant un module d’alimentation électrique - Google Patents

Connecteur esata comportant un module d’alimentation électrique Download PDF

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Publication number
WO2009138972A2
WO2009138972A2 PCT/IB2009/053521 IB2009053521W WO2009138972A2 WO 2009138972 A2 WO2009138972 A2 WO 2009138972A2 IB 2009053521 W IB2009053521 W IB 2009053521W WO 2009138972 A2 WO2009138972 A2 WO 2009138972A2
Authority
WO
WIPO (PCT)
Prior art keywords
pin
connector
pins
power
esata
Prior art date
Application number
PCT/IB2009/053521
Other languages
English (en)
Other versions
WO2009138972A3 (fr
Inventor
Hui Kiat Lim
Se Seong Chin
Douglas Wagner
Kan-Jen Cheng
Original Assignee
Fci
Fci Connectors Singapore Pte Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fci, Fci Connectors Singapore Pte Ltd filed Critical Fci
Publication of WO2009138972A2 publication Critical patent/WO2009138972A2/fr
Publication of WO2009138972A3 publication Critical patent/WO2009138972A3/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
    • H01R12/722—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures coupling devices mounted on the edge of the printed circuits
    • H01R12/724—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures coupling devices mounted on the edge of the printed circuits containing contact members forming a right angle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6591—Specific features or arrangements of connection of shield to conductive members
    • H01R13/6596—Specific features or arrangements of connection of shield to conductive members the conductive member being a metal grounding panel

Definitions

  • This invention relates to an electrical connector.
  • an eSATA (external Serial Advanced Technology Attachment) connector is provided.
  • eSATA is a standard that provides a configuration for pins in connectors between two devices to allow faster transfers of data between the devices.
  • a standard eSATA connector has 7 pins or contact terminals, 4 of which are for signal transmission and 3 others are ground pins.
  • present eSATA connector has no power supply function. When needed, a separate power supply device or system is used. This brings a great deal of inconveniency in the electrical connections involving eSATA connectors.
  • a first advantage of a connector in accordance with this invention is that by placing the power supply pins on a second or bottom surface of the housing, ground pins from the eSATA pins are used to connect the power supply circuit to ground. This saves space on the connector for other uses.
  • a second advantage of a connector in accordance with this invention is that one or more power supplies may be connected to a device through the connector.
  • a connector is configured in the following manner.
  • the connector has a housing having a first surface and a second surface.
  • a plurality of pins configured in accordance with a standard such as eSATA are disposed on the first surface of the housing.
  • the pins configured in accordance with the standard include a first ground pin.
  • the connector also includes a power supply pin for providing power through the connector on the second surface of the housing.
  • a power supply circuit connects to the power supply pin and ground through the first ground pin to provide power to a device.
  • the plurality of pins are on a top surface of the housing and the power supply pin is on a first side of a bottom surface of the housing.
  • the power supply pin is aligned with the first ground pin on the first side of the top surface of the housing.
  • the first ground pin is L1 in length and the power supply pin is L2 in length with L2 being less than L1. This causes the power supply to connect to ground prior to the power supply being connected to the device by the power supply pin.
  • a pre-charge pin on the second surface of the housing may be connected to a pre-charge circuit to indicate a connection to the connector.
  • the pre-charge pin protrudes from the middle of the second surface.
  • an indicator is connected to the pre- charge circuit to display to a user when a connection is established.
  • the first ground pin is of length L1
  • the power supply pin is of length L2
  • the pre- charge pin is of length L3 where L2 is less than L3 which is less than L1. This causes the power supply to first connect to ground and then indicates a connection prior to the power supply being connected through the power supply pin.
  • a second power supply pin for providing power through the connector from a second power supply circuit.
  • the second power supply pin is located on a second surface of the connector.
  • a second power supply circuit connects to said second power supply pin and connects to ground via a second ground pin in the pins configured in accordance with the standard on the first surface.
  • the second ground pin is preferably on a second side of the top surface of the housing. The second power supply pin is then on a second side of the bottom surface and substantially aligned with the second ground pin.
  • the two power supply circuits connected to the pins may supply power at two different voltages.
  • the voltages are 5 and 12 volts respectively.
  • the second ground pin may be L1 in length and the second power supply pin maybe L2 in length with L2 being less than L1.
  • a ground pin to connect a power supply circuit to ground associated with said power supply pin is separated from the pins configured according to the standard and is located on a surface of the housing other than the second surface of the housing.
  • Figure 1 is a front view of an eSATA connector in accordance with a first embodiment of this invention
  • Figure 2 is a front view of an eSATA connector in accordance with a second embodiment of this invention
  • Figure 3 is a front view of an eSATA connector in accordance with a third embodiment of this invention
  • Figure 4 is a front view of an eSATA connector in accordance with a fourth embodiment of this invention.
  • Figure 5 is a front view of an eSATA connector in accordance with a fifth embodiment of this invention.
  • Figure 6 is a front view of an eSATA connector in accordance with a sixth embodiment of this invention.
  • Figure 7 is a front view of an eSATA connector in accordance with a seventh embodiment of this invention.
  • Figure 8 is a front view of an eSATA connector in accordance with an eighth embodiment of this invention.
  • Figure 9 is a front view of an eSATA connector in accordance with a ninth embodiment of this invention.
  • Figure 10 is a front view of an eSATA connector in accordance with a tenth embodiment of this invention.
  • Figure 11 is a front view of an eSATA connector in accordance with an eleventh embodiment of this invention.
  • Figure 12 is a front view of an eSATA connector in accordance with a twelfth embodiment of this invention
  • Figure 13 is a perspective view of an eSATA connector in accordance with the twelfth embodiment of this invention
  • Figure 14 is an exploded view of components of the eSATA connector shown in Figure 13;
  • Figure 15 is a perspective view of a tail guide of an eSATA connector shown in Figure 14;
  • Figure 16 is a perspective view of contact pins of an eSATA connector shown in Figure 14;
  • Figure 17 is a perspective view of a housing of an eSATA connector shown in Figure 14;
  • Figure 18 is a pin layout according to the embodiment shown in Figure 12.
  • a connector 100 is a connector in accordance with the eSATA standard.
  • Signal pins 120 and ground pins 125 protrude through openings in a top or first surface of a housing 1 10 of connector 100 in a manner prescribed by the eSATA standard.
  • First power pin 1 15 protrudes out of an opening on a bottom or second surface of housing 1 10 of connector 100.
  • first power pin 1 15 is placed to be substantially aligned with a ground pin of the eSATA standard pins that is closest to the first side of housing 1 10. Although, it is foreseen that alignment may not be necessary.
  • the circuit for supplying power associated with first power pin 1 15 connects to the substantially aligned ground pin.
  • ground pins 125 are of a length, L1
  • first power pin 1 15 is of a second length, L2, that is less than L1 .
  • connector 100 provides a power supply of 5 volts between the devices.
  • other voltages may be supplied without changing the invention.
  • FIG. 2 illustrates a connector 200 in accordance with a second embodiment of this invention.
  • Connector 200 includes the same eSATA pins 120, 125 and first power pin 115 as described with respect to Figure 1.
  • Connector 200 also includes a pre-charge pin 205.
  • Pre-charge pin 205 protrudes out of an opening on the bottom or second surface of housing 110.
  • pre-charge pin 205 is substantially aligned with the middle one of ground pins 125.
  • pre-charge pin 205 may be placed anywhere along the bottom surface of housing 110 in accordance with this embodiment.
  • Pre-charge pin 205 connects a pre-charge circuit which indicates that a connection is established between the devices.
  • the length of pre-charge pin, L3, is greater than the length of power pin 115, L2, and less than the length of ground pins 125, L1. This cause the circuit to be grounded first, then the pre-charge circuit connected prior to connection of the power supply to the device.
  • the pre-charge circuit connected to pre-charge pin 205 may include a light or other indicator that is enabled to display that a connection is made.
  • placement of pre-charge pin 205 and the corresponding connected circuit are left as a design choice for those skilled in the art.
  • Figure 3 illustrates a connector 300 in accordance with a third embodiment of this invention.
  • Connector 300 is similar to connector 100 and configured in accordance with eSATA standards.
  • connector 300 has a second power pin 315 on a second side of the bottom or second surface of housing 110 instead of first power pin 115 on the first side of the second surface.
  • signal pins 120 and ground pins 125 protrude through openings on a top or first surface of housing 110 of connector 300 in a manner prescribed by the eSATA standard.
  • Second power pin 315 protrudes out of an opening on a bottom or second surface of housing 110 of connector 300 on a second side of the surface.
  • second power pin 315 is placed to be substantially aligned with a ground pin of the eSATA standard pins that is closest to the second side of housing 110. Although, it is foreseen that alignment of the ground and second power pin may not be necessary.
  • the circuit for supplying power associated with second power pin 315 connects to the substantially aligned ground pin 125.
  • the substantially aligned ground pin 125 provides grounding for the circuit.
  • ground pins 125 is of a length, L1
  • second power pin 315 is of a second length, L2, that is less than L1.
  • the configuration of connector 300 allows connector 300 to provide a power supply from one device to another. In this embodiment, connector 300 provides a power supply of 12 volts between the devices. However, one skilled in the art will recognize that other voltages may be supplied without changing the invention.
  • FIG 4 illustrates a connector 400 in accordance with a fourth embodiment of this invention.
  • Connector 400 is similar to connector 200 ( Figure 2) except that second power pin 315 is located on a second side of the second or bottom surface of housing 110 instead of the first side of the second surface as in connector 200.
  • Second power pin 315 is described above with reference to Figure 3 and pre-charge pin 205 is described above with reference to Figure 2.
  • FIG. 5 illustrates a connector 500 in accordance with a fifth embodiment of this invention.
  • connector 500 includes both first power pin 115 and second power pin 315.
  • First power pin 115 is described above with reference to
  • Figure 1 and second power pin 315 is described above with reference to Figure 3.
  • a first power supply of a first voltage may be supplied over first power pin 115 and a second power supply of a second voltage maybe supplied over second power pin 315.
  • first power pin 115 supplies 5 volts from a first power supply circuit to a first circuit in a device and second power pin 315 supplies 12 volts from a second power supply circuit to a second circuit in a device.
  • FIG. 6 illustrates a connector 600 in accordance with a sixth embodiment in accordance with this invention.
  • Connector 600 includes first power pin 115, second power pin 315 and pre-charge pin 205.
  • First power pin 115 is described above with reference to Figure 1
  • second power pin 315 is described above with reference to Figure 3
  • pre-charge pin 205 is described above with reference to Figure 2.
  • FIG. 7 illustrates a connector 700 in accordance with a seventh embodiment of this invention.
  • Connector 700 includes all of the components of connector 100 as described above.
  • connector 700 includes ground pin 705 that connects to the power supply circuit to ground in a second device.
  • Ground pin 705 is associated with first power pin 115 and is preferably proximate first power pin 115.
  • Ground pin 705 is not one of the eSATA pins which is located on a first surface of housing 110. Instead, ground pin 705 is a separate pin located on a surface of a cavity surrounding housing 110.
  • ground pin 705 can be placed on any surface of the cavity without deviating from this invention and this is left as a design choice to those skilled in the art.
  • FIG 8 illustrates a connector 800 in accordance with an eighth embodiment in accordance with this invention.
  • Connector 800 includes all of the components of connector 700 as described above in accordance with Figure 7 and a pre-charge pin 205 as described in accordance with Figure 2.
  • FIG. 9 illustrates a connector 900 in accordance with a ninth embodiment of this invention.
  • Connector 900 includes all of the components of connector 300 as described above.
  • connector 900 includes ground pin 905 that connects to the power supply circuit to ground in a second device.
  • Ground pin 905 is associated with second power pin 315 and is preferably proximate second power pin 315.
  • Ground pin 905 is not one of the eSATA pins which is located on a first surface of housing 110. Instead, ground pin 905 is a separate pin located on a surface of a cavity surrounding housing 110.
  • FIG. 10 illustrates a connector 1000 in accordance with a tenth embodiment this invention.
  • Connector 1000 includes all of the components of connector 900 as described above in accordance with Figure 9 and a pre-charge pin 205 as described in accordance with Figure 2.
  • FIG 11 illustrates a connector 1100 in accordance with an eleventh embodiment of this invention.
  • Connector 1100 includes first power pin 115, second power pin 315 and ground pins 705 and 905.
  • First power pin 115 is described above with reference to Figure 1
  • second power pin 315 is described above with reference to Figure 3
  • ground pin 705 is described above with reference to Figure 7
  • ground pin 905 is described above with reference to Figure 9.
  • Figure 12 illustrates a connector 1200 in accordance with a twelfth embodiment of this invention.
  • Connector 1200 includes all of the components of connector 1100 as described above in accordance with Figure 11 and a pre-charge pin 205 as described in accordance with Figure 2.
  • Figure 13 is a perspective view of an assembled eSATA connector 1300 in accordance with the twelfth embodiment of this invention, which is mounted to a PCB.
  • two power supply pins 115 and 315 are shown on the bottom surface of housing 110 on opposing sides of the surface.
  • Pre-charge pin 205 also protrudes from the bottom surface and can connect to any variety of circuits.
  • Figure 14 is an exploded view of the components of connector 1300.
  • Connector 1300 includes tail guide 1310, pins 1315, coupling 1320, and shell 1325.
  • Connector 1300 is affixed to a PCB 1305 (which is not a part of connector 1300) of an electronic system.
  • Tail guide 1310 receives the tails of pins 1315 to add stability to connector 1300 and provide isolation between pins to prevent short circuits.
  • Tail guide 1310 has a top surface 1405 and bottom surface 1410.
  • Preferably, tail guide 1310 is a rectangular block having a size determined by the width of the configuration of tails of pins 1315 that pass through tail guide 1310. Although, other shapes may be used.
  • Tail guide 1310 includes tail pin through holes 1415, 1420, 1425, and 1430.
  • Tail pin through holes 1415, 1420, 1425, and 1430 are openings defined in tail guide 1310 that extend from the top surface 1405 to bottom surface 1410.
  • Signal pin through holes 1415 receive tails of signal pins of pins 1315 and are located in positions on tail guide 1310 that correspond to the positioning of the signal pins.
  • signal pin through holes 1415 are the largest through holes to provide excess space around the signal pins to prevent noise from being introduced with the exact sizing being a design choice left to those skilled in the art.
  • Ground pin through holes 1420 receive tails of ground pins of pins 1315 and are located in positions on tail guide 1310 that correspond to the positioning of the ground pins.
  • ground pin through holes 1420 are the largest through holes with the exact sizing being a design choice left to those skilled in the art.
  • Power pin through holes 1425 receive tails of power supply pins of pins 1315 and located in positions on tail guide 1310 that correspond to the positioning of the power supply pins. In this embodiment, power supply pin through holes 1425 are the smallest through holes.
  • Pre-charge pin through hole 1430 receives a tail of a pre-charge pin of pins 1315 and is located in a position on tail guide 1310 that corresponds to the positioning of the pre-charge pin. In this embodiment, pre-charge pin through hole 1430 is a small through hole with the exact sizing being a design choice left to those skilled in the art.
  • Figure 16 illustrates pins 1315 of connector 1300.
  • Pins 1315 include first ground pin 1505, ground pins 1510, signal pins 1515, power supply pins 1522, 1524 and pre-charge pin 1525.
  • Each of pins 1315 includes head end 1550 and tail 1555.
  • a first end of head end 1550 fits into a receiving slot on coupling 1320 ( Figures 13 and 14).
  • Tail end 1555 extends outward substantially perpendicular from a second end of head end 1550.
  • Each type of pin is then configured in a particular manner to serve a particular function in an eSATA configuration.
  • Signal pins 1515 and ground pins 1505, 1510 meet eSATA standard.
  • Signal pins 1515 and ground pins 1505, 1510 are configured to fit in slots of coupling 1320 to connect to a second device in the manner provided in the eSATA standard on a top side of coupling 1320.
  • Tail end 1555 of each signal pin 1515 and ground pin 1505, 1510 may have bends in order to locate the pin in a position favourable to connecting to circuitry of a connected device. The exact configuration is left to those skilled in the art for use to comply with the eSATA standard.
  • Power supply pins 1522, 1524 independently supply power from one connected device to a second connected device.
  • the exact thickness, width, and material of each power pin 1522, 1524 are determined by the voltage provided by the pin and are left to the choice of one skilled in the art. In embodiments having more than one power supply pin, it is envisioned that a first voltage may be supplied over a first power pin 1522 and a second voltage may supplied over a second power pin 1524.
  • connector 1300 includes two (2) power supply pins 1522, 1524.
  • First power supply pin 1522 provides 5 volts and a second power supply pin 1524 supplies 12 volts over connector 1300.
  • Power supply pins 1522, 1524 have a curvature on head end 1550 that protrudes out of an opening in a bottom surface of the housing to couple to a power supply pin in the second device.
  • Pre-charge pin 1525 connects to a pre-charge circuit that provides an indication of a connection through connector 1300. Although pre-charge pin 1525 connects to a pre-charge circuit, it is envisioned that this pin may be used to connect other circuits and it is left a design choice to those skilled in the art. Pre-charge pin 1525 may be in the same configuration as power supply pins 1522, 1524 for connection on a bottom surface of the housing. The exact thickness, width and material of each pin 1525 are determined by the current carried by the pin and left to the choice of one skilled in the art.
  • Figure 17 illustrates coupling 1320 of connector 1300. Although shown as a rectangular block having a top surface; bottom surface; and four (4) sides, coupling 1320 may be any shape. Cavity 1605 encloses housing 110 and is an opening defined in at least one side of coupling 1320 with sidewalls 1630. In connector 1300, some of the sidewalls may have formed indentures that further expose housing 1 10. However, the recesses are a design choice left to those skilled in the art.
  • Housing 1 10 connects to a mated housing of a second device and is enclosed in cavity 1605.
  • Pins 1315 fit into slots in housing 1 10 in a conventional manner.
  • eSATA pins protrude out of a first, top side of housing 1 10 through openings (Not Shown) in accordance with the eSATA standards. Openings 1620 allow power supply pins 1522, 1524 and other pins, such as pre-charge pin 1525, to protrude out of the bottom of housing 1 10 when fitted into corresponding slots.
  • Figure 18 illustrates a layout 1800 showing connections to respective eSATA pins, power pins and pre-charge pin.
  • ground pins 1802 and 1804 in an eSATA configuration connect to ground 1830.
  • Signal pins 1820, 1825 are grouped into two pairs. Each pair of signal pins 1820, 1825 being located between ground pins 1802, 1804.
  • Power supply pins 1805, 1810 are each connected to a separate voltage source respectively.
  • Pre-charge pin 1815 may be connected to a pre-charge circuit which may include a capacitor and/or resistor.

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

La présente invention concerne un connecteur eSATA qui peut fournir une fonction d’alimentation électrique. Dans un mode de réalisation, un connecteur eSATA comporte un boîtier qui comporte des première et seconde surfaces. Des broches conformes à une configuration eSATA sont disposées sur la première surface. Une broche d’alimentation électrique est prévue sur la seconde surface. Une des broches de masse des broches eSATA est utilisée pour être appariée à la broche d’alimentation électrique pour la connexion à une source d’énergie, pour fournir de l’électricité par l’intermédiaire du connecteur eSATA.
PCT/IB2009/053521 2008-05-15 2009-05-14 Connecteur esata comportant un module d’alimentation électrique WO2009138972A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12779308P 2008-05-15 2008-05-15
US61/127,793 2008-05-15

Publications (2)

Publication Number Publication Date
WO2009138972A2 true WO2009138972A2 (fr) 2009-11-19
WO2009138972A3 WO2009138972A3 (fr) 2010-03-04

Family

ID=41319124

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2009/053521 WO2009138972A2 (fr) 2008-05-15 2009-05-14 Connecteur esata comportant un module d’alimentation électrique

Country Status (2)

Country Link
TW (1) TW201001842A (fr)
WO (1) WO2009138972A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3376611A1 (fr) * 2017-03-13 2018-09-19 Grandsky Engineering Limited Câble d'adaptateur de fixation de technologie avancée en série, sata

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040072473A1 (en) * 2002-10-15 2004-04-15 Jerry Wu Adapter for power connectors
US20060276083A1 (en) * 2005-06-04 2006-12-07 Hon Hai Precision Industry Co., Ltd. Serial advanced technology attachment connector
JP3140192U (ja) * 2007-10-03 2008-03-13 微星科技股▲分▼有限公司 Ｅ−ｓａｔａ信号と電力を伝送する伝送ケーブル

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040072473A1 (en) * 2002-10-15 2004-04-15 Jerry Wu Adapter for power connectors
US20060276083A1 (en) * 2005-06-04 2006-12-07 Hon Hai Precision Industry Co., Ltd. Serial advanced technology attachment connector
JP3140192U (ja) * 2007-10-03 2008-03-13 微星科技股▲分▼有限公司 Ｅ−ｓａｔａ信号と電力を伝送する伝送ケーブル

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3376611A1 (fr) * 2017-03-13 2018-09-19 Grandsky Engineering Limited Câble d'adaptateur de fixation de technologie avancée en série, sata

Also Published As

Publication number Publication date
WO2009138972A3 (fr) 2010-03-04
TW201001842A (en) 2010-01-01

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