A squib driver circuit for deployment of a deployable restraint in a vehicle. The safety restraint may have a minimum firing voltage. The voltage regulator may regulate the input voltage to be the minimum firing voltage at the input terminal. The squib driver circuit may be formed on a single chip. The squib driver circuit may include a high side driver and a low side driver. An input terminal for receiving an input voltage used to fire the deployable restraint. The high side driver may supply current from the input terminal to the deployable restraint. The low side driver may supply current from deployable restraint to the electrical ground.

A squib driver circuit for deployment of a deployable restraint in a vehicle. The safety restraint may have a minimum firing voltage. The voltage regulator may regulate the input voltage to be the minimum firing voltage at the input terminal. The squib driver circuit may be formed on a single chip. The squib driver circuit may include a high side driver and a low side driver. An input terminal for receiving an input voltage used to fire the deployable restraint. The high side driver may supply current from the input terminal to the deployable restraint. The low side driver may supply current from deployable restraint to the electrical ground.

According to an embodiment, a fault protection system includes a first power supply terminal, a second power supply terminal, an error circuit configured to receive a power supply signal, and a power supply circuit coupled to the error circuit, the first power supply terminal, and the second power supply terminal. The power supply circuit is configured to provide the power supply signal from the first power supply terminal during a first operation mode and provide the power supply signal from the second power supply terminal during a second operation mode.

A power distribution panel for distributing power to a plurality of components. A modular frame may removably attach in an aperture of a side of a chassis. A first module may be removably attached in an opening of the modular frame. A second module, different from the first module, may be removably attached in the opening of the modular frame.

A fail-safe operating method for a decentralized power generation plant DG includes determining a leakage capacitance of a generator of the DG before connecting the DG. The method also includes comparing the determined leakage capacitance with a predetermined first limit value, and connecting the DG to a grid only if the determined leakage capacitance is smaller than the predetermined first limit value. A decentralized power generation plant is configured to perform the method.

An overvoltage protection device including an output stage, a first switch and a first load providing circuit is provided. The output stage has a first input terminal to receive a first signal, and generates an output signal at an output terminal of the output stage according to the first signal. A first terminal of the first switch is coupled to the first input terminal of the output stage, and a control terminal of the first switch receives a second signal. The first signal is the delayed second signal. The first load providing circuit is coupled to a second terminal of the first switch. The first load providing circuit provides an impedance to the first input terminal when the first switch is turned on.

An overvoltage protection device including an output stage, a first switch and a first load providing circuit is provided. The output stage has a first input terminal to receive a first signal, and generates an output signal at an output terminal of the output stage according to the first signal. A first terminal of the first switch is coupled to the first input terminal of the output stage, and a control terminal of the first switch receives a second signal. The first signal is the delayed second signal. The first load providing circuit is coupled to a second terminal of the first switch. The first load providing circuit provides an impedance to the first input terminal when the first switch is turned on.

A photovoltaic string combiner box with protection functions includes: a plurality of input connections for connecting a plurality of photovoltaic strings to the combiner box, the plurality of input connections respectively including a first input terminal and a second input terminal; an output connection for connecting an inverter to the combiner box; a plurality of current lines, a respective one of the current lines being connected to a respective one of the input connections; a plurality of controllable switches being connected to the plurality of input connections for short-circuiting a respective one of the first and second input terminals; a plurality of disconnectors; a common current line connected to the output connection and having an input node connected to each of the plurality of current lines by a respective one of the disconnectors; and a controllable network arranged in the common current line between the output connection and input node.

A photovoltaic string combiner box with protection functions includes: a plurality of input connections for connecting a plurality of photovoltaic strings to the combiner box, the plurality of input connections respectively including a first input terminal and a second input terminal; an output connection for connecting an inverter to the combiner box; a plurality of current lines, a respective one of the current lines being connected to a respective one of the input connections; a plurality of controllable switches being connected to the plurality of input connections for short-circuiting a respective one of the first and second input terminals; a plurality of disconnectors; a common current line connected to the output connection and having an input node connected to each of the plurality of current lines by a respective one of the disconnectors; and a controllable network arranged in the common current line between the output connection and input node.

The embodiment of the present disclosure discloses a jumper cable and an ignition control method, which are applicable to the field of electronic technology. The jumper cable includes a main control module, and a startup detection module, a voltage-stabilizing power supply module, a voltage detection module, a temperature detection module, a relay control module, a startup communication module, a positive ignition clip and a negative ignition clip connected with the main control module. The relay control module includes a relay switch. The first end of the relay switch is connected with the voltage-stabilizing power supply module, which is connected with the positive ignition clip. The second end of the relay switch is connected with the startup detection module and the negative ignition clip. The startup communication module is connected with the startup power supply.