Sweep voltage generator
A sweep generator circuit including an output node, a constant current control block, a pull-down control block and a reset control block is provided. The output node is used to provide a sweep signal. The constant current control block is coupled to the output node for detecting a load variation of...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | A sweep generator circuit including an output node, a constant current control block, a pull-down control block and a reset control block is provided. The output node is used to provide a sweep signal. The constant current control block is coupled to the output node for detecting a load variation of the output node, so as to adjust the sweep signal based on the load variation. The pull-down control block is coupled to the output node to pull down the sweep signal to a low voltage during a stabilizing period. The reset control block is coupled to the constant current control block and receives a first control signal to reset the constant current control block based on the first control signal. |
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