Time-delay circuit for high-voltage integrated circuit
A technology of high-voltage integrated circuits and delay circuits, which is applied in the direction of electrical components, single output arrangement, pulse processing, etc., can solve problems such as non-reset, high level, and high-voltage integrated circuit misoperation, and achieve the effect of improving reliability
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[0040] The content of the present invention will be further described below in conjunction with the accompanying drawings.
[0041] figure 1 Structural diagram of a traditional delay circuit in a high-voltage integrated circuit. Such as figure 1 As shown, the delay circuit structure diagram currently used in high-voltage integrated circuits, in order to facilitate the description of the working principle of high-voltage integrated circuit signals from low-voltage areas to high-voltage areas, figure 1 Also included in the follow-up pulse generation circuit and level conversion circuit.
[0042]The delay circuit 116 is powered by a low voltage side power supply (VCC-GND), the input signal VIN is connected to the gates of the first PMOS transistor 101 and the first NMOS transistor 102, and the source of the first PMOS transistor 101 is connected to the substrate and connected to VCC, the source of the first NMOS transistor 102 is connected to the substrate and connected to GND...
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