In an aspect a connector for charging an electric vehicle. A connector includes a coupling mechanism. A coupling mechanism is configured to mate with an electric vehicle port of an electric vehicle. A coupling mechanism includes a fastener for removable attachment with an electric vehicle port. A connector includes at least a direct current conductor. At least a direct current conductor is configured to supply a direct current to an electric vehicle. A connector includes a power supply circuit. A power supply circuit is configured to regulate a direct current supplied to an electric vehicle as a function of a power threshold.

A connector with overvoltage protection, and methods of use, for charging an electric aircraft. The connector includes a housing, at least a current conductor, a protection circuit, at least a sensor and a controller. The housing is configured to mate with an electric aircraft port of the electric aircraft. The at least a current conductor is configured to conduct a current. The protection circuit is configured to control transmission of electrical power through the connector. The at least a sensor is configured to detect an output voltage of the connector. The controller is communicatively connected to the at least a sensor. The controller is configured to determine an overvoltage output as a function of the output voltage, and activate the protection circuit based on detection of the overvoltage output.

A sliding power contact and method includes a mobile load device connector and a socket. The mobile load device connector includes a non-current power pin having a first length, a current power pin having a second length less than the first length, a neutral pin, and a ground pin. The socket includes a non-current power contact configured to electrically couple with the non-current power pin, a current power contact configured to electrically couple with the current power pin, a neutral contact configured to electrically couple with the neutral pin, and a ground pin configured to electrically couple with the ground pin. An arc suppressor is directly coupled to at least one of the non-current power pin and the non-current power contact, wherein the arc suppressor, the non-current power pin and the non-current power contact form a current path between the current power pin and the current power contact.

A connector with overvoltage protection, and methods of use, for charging an electric aircraft. The connector includes a housing, at least a current conductor, a protection circuit, at least a sensor and a controller. The housing is configured to mate with an electric aircraft port of the electric aircraft. The at least a current conductor is configured to conduct a current. The protection circuit is configured to control transmission of electrical power through the connector. The at least a sensor is configured to detect an output voltage of the connector. The controller is communicatively connected to the at least a sensor. The controller is configured to determine an overvoltage output as a function of the output voltage, and activate the protection circuit based on detection of the overvoltage output.

This application relates to monitoring of electronic devices (100) and in particular to methods and apparatus for the detection and recording of an electrical overstress applied to a connector (101, 102) of the device. The apparatus describes an integrated circuit integrated circuit (103, 105, 106a) of the host device having a first set of one or more circuit contacts (201, 203, 204, 205) for connection to a connector (101) of a host electronic device. The circuit has an electrical overstress monitor (106, 106a) for detecting and recording an electrical overstress comprising a voltage exceeding a predetermined parameter applied to at least one of said first set of circuit contacts. The electrical overstress monitor (106) may have an overvoltage detector (205) and may have a memory (206) for recording the occurrence of an overvoltage and/or a communication module (207) for communicating with other components of the host device in the event of an electrical overstress.

A memory card reader body has a generally rectangular parallelepiped shape and a slot for inserting a memory card. The reader body furthermore includes a housing for receiving a memory card connector, and at least one protection circuit. The body includes an upper lid and a lower lid, where the protection circuit is positioned on an internal face of the upper lid.

Over-voltage protection systems and methods are disclosed. In one aspect, a biasing circuit is added to a pre-existing clamp required by the Universal Serial Bus (USB) Type-C specification at a configuration control (CC) pin. The biasing circuit turns the pre-existing clamp into an adjustable clamp that dynamically adjusts to over-voltage conditions. In an exemplary aspect, the biasing circuit may include a biasing field effect transistor (FET) and a pair of switches that selectively couple the pre-existing clamp and the biasing FET to fixed voltages such that the CC pin is maintained at an acceptable voltage. In another exemplary aspect, the biasing circuit may omit the biasing FET and rely on two switches that selectively couple the pre-existing clamp to fixed voltages such that the CC pin is maintained at an acceptable voltage.

An electrostatic discharge (ESD) protection device includes: a first resistor coupled between a first input terminal of the ESD protection device and a first node of the ESD protection device; a second resistor coupled between the first node and a first output terminal of the ESD protection device; and a first ESD protection component coupled between the first node and a reference voltage terminal of the ESD protection device, where the reference voltage terminal is configured to be coupled to a reference voltage.

An electrical connector system is presented herein. The electrical connector system includes a first connector body containing a first plurality of terminals and a second connector body containing a second plurality of terminals that are configured to interconnect with the first plurality of terminals. The second connector body is configured to receive the first connector body. The electrical connector system further includes a locking feature configured to secure the first connector body to the second connector body in a pre-staged position in which the first plurality of terminals is not connected to the second plurality of terminals and further configured to secure the first connector body to the second connector body in a staged position in which the first plurality of terminals is connected to the second plurality of terminals after disengaging the locking feature in the pre-staged condition.

An electronic device is provided. The electronic device includes an earphone interface including a plug housing into which an earphone plug is inserted comprising contact points that contact electrode terminals of the earphone plug and protrusions connected to the contact points, and a substrate having signal lines coupled to the protrusions arranged in the plug housing to transmit signals to the electrode terminals of the earphone plug or receive signals from a specific electrode terminal. The substrate includes a ground line connected to a ground terminal of the earphone plug and a coupler that couples a wireless signal that flows through the ground line.