Voltage compensation circuit of basic chip of automobile -used system
The utility model discloses a voltage compensation circuit of basic chip of automobile -used system, including a switch circuit, the 2nd switch circuit, voltage stabilizing circuit and filter circuit.A switch circuit's the first end that switches on is connected with the 2nd switch circuit'...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a voltage compensation circuit of basic chip of automobile -used system, including a switch circuit, the 2nd switch circuit, voltage stabilizing circuit and filter circuit.A switch circuit's the first end that switches on is connected with the 2nd switch circuit's control input end, and a switch circuit's second switches on termination ground, and a switch circuit's control input end is used for receiving external input's control signal, and this control signal is used for controlling a switch circuit and switches on when automobile staring. The 2nd switch circuit's first and second switches on the end and is connected with power supply voltage and voltage stabilizing circuit's input respectively. Voltage stabilizing circuit's output is connected with filter circuit's input. Filter circuit's output is used for connecting the voltage compensation terminal of the basic chip of automobile -used system. The utility model discloses can be when automobile staring, to the basic chip provi |
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