发明名称 Charge pump circuit and methods of operation thereof
摘要 A charge pump circuit, and associated method and apparatuses, for providing a split-rail voltage supply, the circuit having a network of switches that is operable in a number of different states and a controller for operating the switches in a sequence of said states so as to generate positive and negative output voltages together spanning a voltage approximately equal to the input voltage and centered on the voltage at the common terminal.
申请公布号 US7990742(B2) 申请公布日期 2011.08.02
申请号 US20070000546 申请日期 2007.12.13
申请人 WOLFSON MICROELECTRONICS PLC 发明人 LESSO JOHN P.
分类号 H02M3/07 主分类号 H02M3/07
代理机构 代理人
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