发明名称 |
POWER SUPPLY APPARATUSES FOR PREVENTING LATCH-UP OF CHARGE PUMP AND METHODS THEREOF |
摘要 |
A power supply apparatus and a power supply method are disclosed. The power supply apparatus may include an internal power supply including a first voltage generator configured to generate a first voltage based on a pulse width modulation control signal, a charge pump configured to receive the first voltage and generate a second voltage, and an inrush current controller configured to be connected between the charge pump and the internal power supply and configured to generate the pulse width modulation control signal based on a target signal and a selection reference voltage.
|
申请公布号 |
US2012212201(A1) |
申请公布日期 |
2012.08.23 |
申请号 |
US201213364726 |
申请日期 |
2012.02.02 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
LEE SEUNG JUNG;LIM HUN;RHO HO HAK;PARK GYU-SUNG |
分类号 |
G05F1/46 |
主分类号 |
G05F1/46 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|