Merchant & Gould P.C.
Charge pump system with low ripple output voltage
A system includes a charge pump system having a plurality of enable signal input terminals and an output terminal, the charge pump system configured to provide an output voltage at the output terminal; and a detection circuit connected to the enable terminals and the output terminal of the charge pump system, the detection circuit configured to compare the charge pump system output voltage to a plurality of predefined input detection voltage levels, and to selectively output a plurality of enable signals to the charge pump system enable signal input terminals in response to the comparison.
Taiwan Semiconductor Manufacturing Company, Ltd.
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G11C H02M H02M G11C H02M G11C G11C H02M
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Tien-Yen Chung-Cheng
Wang Chou