Abstract: A connector system having right angle, board-mounted header and receptacle connectors includes both a power interface and a signal interface for transmitting power and data signals there between. Optionally, the connectors may have features that allow the corresponding circuit boards to be offset. The connectors may have features that provide guidance for alignment of the header and receptacle connectors. The connectors may have features to enhance the electrical performance of the conductors defining the signal paths through the connector system. The connectors may have features that orient the components of the header and receptacle connectors for mounting to the circuit boards to maintain the true positions of the contacts for mounting to the circuit board.

Abstract: A receptacle assembly includes a front housing having a mating end and a loading end. The front housing has pockets at the loading end separated by separating walls having slots therethrough open at rears thereof. The front housing receives contact modules in corresponding pockets each having a holder holding a plurality of contacts between first and second side walls. The holders have embossments extending from the first side walls proximate to the fronts of the holders. The embossments are loaded into corresponding slots through the rears of the separating walls to control positions of the contact modules with respect to the front housing.

Abstract: An electrical connector system may include a plurality of wafer assemblies. Each wafer assembly may include a first overmolded array of electrical contacts defining a plurality of apertures; a second overmolded array of electrical contacts configured to be assembled with the first overmolded array of electrical contacts, the second overmolded array of electrical contacts defining a plurality of apertures; and a conductive ground bracket positioned in the wafer assembly between the first overmolded array of electrical contacts and the second array of electrical contacts. The conductive ground bracket defines a first array of ridges, each ridge of the first array of ridges positioned in an aperture of the first overmolded array of electrical contacts. The conductive ground bracket defines a second array of ridges, each ridge of the second array of ridges positioned in an aperture of the second overmolded array of electrical contacts.

Abstract: A receptacle assembly includes a front housing configured for mating with a header assembly. A contact module is coupled to the front housing. The contact module includes a conductive holder that has a first side and an opposite second side. The conductive holder has a front coupled to the front housing. The conductive holder holds a frame assembly. The frame assembly includes a plurality of contacts and a dielectric frame supporting the contacts. The dielectric frame is received in the conductive holder. The contacts extend from the conductive holder for electrical termination. A ground shield is coupled to the first side. The ground shield is electrically connected to the conductive holder. The ground shield has grounding beams that extend therefrom. The grounding beams extend forward of the front of the conductive holder for electrical connection to a corresponding header shield of the header assembly. First and second side shields are coupled to the first and second sides, respectively.

Abstract: A header assembly includes a header housing configured for mating with a receptacle assembly. The header housing has a base wall. Header signal contacts are coupled to the base wall. The header signal contacts are configured to be terminated to a circuit board. The header signal contacts are configured to be terminated to corresponding receptacle signal contacts of the receptacle assembly. Header shields are coupled to the base wall. The header shields at least partially surround, and provide electrical shielding for, corresponding header signal contacts. The header shields have walls and mating tabs that extend from corresponding walls. The mating tabs are configured to engage corresponding ground shields of the receptacle assembly.

Abstract: A receptacle assembly includes a front housing having a mating end and a loading end. A contact module is coupled to the loading end and includes a frame assembly having a plurality of contacts and a dielectric frame supporting the contacts. The dielectric frame has first and second sides and channels between the contacts that extend at least partially through the dielectric frame between the first and second sides. The contacts extend from the dielectric frame for electrical termination. Ground conductors are received in corresponding channels and provide electrical shielding between corresponding contacts. A ground shield is coupled to the first side. The ground shield has side shields that extend along sides of the contacts to provide electrical shielding along sides of the contacts. The ground shield has shield tabs that engage corresponding ground conductors to electrically connect the ground shield to the ground conductors.

Abstract: An electrical connector system for mounting to a substrate is disclosed. The electrical connector system may include a plurality of wafer assemblies defining a mating end and a mating end. Each wafer assembly may include a first overmolded array of electrical contacts, each electrical contact defining an electrical mating connector extending past an edge of the overmold of the first overmolded array of electrical contacts at the mating end of the wafer assembly; a first ground shield configured to be assembled with the first overmolded array of electrical contacts; and a second overmolded array of electrical contacts configured to be assembled with the first overmolded array of electrical contacts, each electrical contact defining an electrical mating connector extending past an edge of the overmold of the second overmolded array of electrical contacts at the mating end of the wafer assembly.

Abstract: A receptacle assembly includes a front housing configured for mating with a header assembly and a contact module coupled to the front housing. The contact module includes a conductive holder having a first side wall and an opposite second side wall and a front coupled to the front housing. The conductive holder holds a frame assembly having a plurality of contacts and a dielectric frame supporting the contacts. The dielectric frame is received in the conductive holder and the contacts extend from the conductive holder for electrical termination. A ground shield is coupled to the first side wall. The ground shield is electrically connected to the conductive holder. The ground shield has grounding beams extending therefrom that extend forward of the front of the conductive holder for electrical connection to an interior surface of a corresponding header shield of the header assembly.

Abstract: A connector assembly includes contact modules each having a dielectric frame and contacts held by the dielectric frame. The contacts are arranged along a contact plane within the frame. The dielectric frame includes frame members connected by connecting segments. The frame has windows between the frame members located between adjacent contacts. Holders support corresponding contact modules. The holders are electrically grounded. The holders each have a support wall and tabs that extend outward from the support wall. The contact modules are coupled to the holders such that the tabs are received in the windows to provide shielding within the contact modules. The holders are coupled together such that the contact modules are stacked together with the tabs of at least some of the holders that extend into the contact module held by the adjacent holder and across the contact plane defined by the contact module of the adjacent holder.

Abstract: A connector system is provided for electrically connecting a receptacle printed circuit to a header printed circuit. The connector system includes a header assembly configured to be mounted on the header printed circuit. The header assembly includes header contacts. A receptacle assembly is configured to be mounted on the receptacle printed circuit and mated with the header assembly. The receptacle assembly includes a housing and a contact module held within the housing. The contact module has separate first and second chicklets that are coupled together to define the contact module. First and second receptacle contacts are held by the contact module and arranged in a differential pair. The first and second receptacle contacts are engaged with the header contacts of the header assembly. The first receptacle contact of the differential pair is held by the first chicklet and the second receptacle contact of the differential pair is held by the second chicklet.

Abstract: A receptacle assembly includes a front housing configured for mating with a header assembly and a contact module coupled to the front housing. The contact module includes a conductive holder that has a first side and an opposite second side. The conductive holder has a front coupled to the front housing. The conductive holder holds a frame assembly. The frame assembly includes a plurality of contacts and a dielectric frame that supports the contacts. The dielectric frame is received in the conductive holder. The contacts extend from the conductive holder for electrical termination. A first ground shield is coupled to the first side, is electrically connected to the conductive holder and has grounding beams and grounding fingers that extend forward of the front of the conductive holder for electrical connection to a corresponding header shield of the header assembly.

Abstract: A receptacle assembly includes a front housing configured for mating with a header assembly. A contact module is coupled to the front housing. The contact module includes a conductive holder that has a first side and an opposite second side. The conductive holder has a front coupled to the front housing. The conductive holder holds a frame assembly. The frame assembly includes a plurality of contacts and a dielectric frame supporting the contacts. The dielectric frame is received in the conductive holder. The contacts extend from the conductive holder for electrical termination. A ground shield is coupled to the first side. The ground shield is electrically connected to the conductive holder. The ground shield has grounding beams that extend therefrom. The grounding beams extend forward of the front of the conductive holder for electrical connection to a corresponding header shield of the header assembly. First and second side shields are coupled to the first and second sides, respectively.

Abstract: A header assembly includes a header housing configured for mating with a receptacle assembly. The header housing has a base wall. Header signal contacts are coupled to the base wall. The header signal contacts are configured to be terminated to a circuit board. The header signal contacts are configured to be terminated to corresponding receptacle signal contacts of the receptacle assembly. Header shields are coupled to the base wall. The header shields at least partially surround, and provide electrical shielding for, corresponding header signal contacts. The header shields have walls and mating tabs that extend from corresponding walls. The mating tabs are configured to engage corresponding ground shields of the receptacle assembly.

Abstract: A receptacle assembly has a front housing configured to be mated with a header assembly. A contact module is coupled to the front housing. The contact module includes a conductive holder that has an open first side and a closed second side. The conductive holder has a chamber between the first and second sides. The conductive holder has a front coupled to the front housing. A frame assembly is received in the chamber through the open first side. The frame assembly includes a first dielectric frame that has a plurality of contacts and a second dielectric frame that has a plurality of contacts. The first and second dielectric frames both are received in the chamber of the conductive holder. The contacts extend from the conductive holder for electrical termination. A ground shield is coupled to the conductive holder and closes the open first side. The ground shield is electrically connected to the conductive holder.

Abstract: A connector assembly includes contact modules having dielectric bodies holding contacts having mating portions extending from the dielectric body. The connector assembly includes a conductive shield body holding the contact modules in a stacked configuration. The shield body provides shielding around the contact modules and the shield body has a mating end configured to be mated to a mating connector assembly. The mating end has one or more exposed surfaces between corresponding contacts. The shield body extends between selected contact modules. The connector assembly includes a conductive gasket positioned along the mating end of the shield body. The conductive gasket engages the exposed surfaces of the shield body to define a ground path between the conductive shield body and the mating connector assembly.

Abstract: A connector assembly includes contact modules each having a dielectric frame and contacts held by the dielectric frame. The contacts are arranged along a contact plane within the frame. The dielectric frame includes frame members connected by connecting segments. The frame has windows between the frame members located between adjacent contacts. Holders support corresponding contact modules. The holders are electrically grounded. The holders each have a support wall and tabs that extend outward from the support wall. The contact modules are coupled to the holders such that the tabs are received in the windows to provide shielding within the contact modules. The holders are coupled together such that the contact modules are stacked together with the tabs of at least some of the holders that extend into the contact module held by the adjacent holder and across the contact plane defined by the contact module of the adjacent holder.

Abstract: A connector assembly includes contact modules having dielectric bodies holding contacts having mating portions extending from the dielectric body. The connector assembly includes a conductive shield body holding the contact modules in a stacked configuration. The shield body provides shielding around the contact modules and the shield body has a mating end configured to be mated to a mating connector assembly. The mating end has one or more exposed surfaces between corresponding contacts. The shield body extends between selected contact modules. The connector assembly includes a conductive gasket positioned along the mating end of the shield body. The conductive gasket engages the exposed surfaces of the shield body to define a ground path between the conductive shield body and the mating connector assembly.

Abstract: A connector assembly includes contact modules each having a dielectric body and plurality of contacts. The dielectric body includes windows internal of the dielectric body and located between adjacent contacts. Holders support corresponding contact modules and the holders are coupled together such that the contact modules are stacked parallel to one another. The holders are electrically grounded and include a support wall and tabs extending outward from the support wall. The contact modules are coupled to the holders such that the tabs are received in the windows to provide shielding within the contact modules.

Abstract: An electrical connector system for mounting to a substrate is disclosed. The electrical connector system may include a plurality of wafer assemblies defining a mating end and a mating end. Each wafer assembly may include a first overmolded array of electrical contacts, each electrical contact defining an electrical mating connector extending past an edge of the overmold of the first overmolded array of electrical contacts at the mating end of the wafer assembly; a first ground shield configured to be assembled with the first overmolded array of electrical contacts; and a second overmolded array of electrical contacts configured to be assembled with the first overmolded array of electrical contacts, each electrical contact defining an electrical mating connector extending past an edge of the overmold of the second overmolded array of electrical contacts at the mating end of the wafer assembly.

Abstract: An electrical connector system may include a plurality of wafer assemblies. Each wafer assembly may include a first overmolded array of electrical contacts defining a plurality of apertures; a second overmolded array of electrical contacts configured to be assembled with the first overmolded array of electrical contacts, the second overmolded array of electrical contacts defining a plurality of apertures; and a conductive ground bracket positioned in the wafer assembly between the first overmolded array of electrical contacts and the second array of electrical contacts. The conductive ground bracket defines a first array of ridges, each ridge of the first array of ridges positioned in an aperture of the first overmolded array of electrical contacts. The conductive ground bracket defines a second array of ridges, each ridge of the second array of ridges positioned in an aperture of the second overmolded array of electrical contacts.