A double-trigger structure esd power clamp protection circuit
A trigger circuit and clamp protection technology, which is applied in the field of microelectronics, can solve the problems of large leakage current and easy false triggering, and achieve the effects of low leakage current, increased delay time, and increased conduction time
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[0016] Embodiments of the present invention will be further described in detail below in conjunction with the accompanying drawings. The following examples are used to illustrate the present invention, but should not be used to limit the scope of the present invention.
[0017] refer to figure 1 Further description of the overall circuit structure topology of the present invention.
[0018] The invention includes a transient trigger circuit, a static trigger circuit, a synthesis control circuit and a discharge circuit.
[0019] The output terminal S1 of the transient trigger circuit is connected to the first input terminal of the synthesis control circuit, the output terminal S2 of the static trigger circuit is connected to the second input terminal of the synthesis control circuit, and the feedback terminal S3 of the synthesis control circuit It is connected with the input end of the static trigger circuit, and the output end S4 of the synthesis control circuit is connected...
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