发明名称 |
Voltage regulating power supply for noise sensitive circuits |
摘要 |
A voltage regulating power supply includes: a switching regulator powered by a supply voltage level, the switching regulator for generating a first output voltage in accordance to a first reference voltage; and a linear regulator coupled to the first output voltage, the linear regulator for generating a second output voltage in accordance to a second reference voltage; wherein a noise sensitive circuit draws power from the second output voltage.
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申请公布号 |
US7782222(B2) |
申请公布日期 |
2010.08.24 |
申请号 |
US20060307958 |
申请日期 |
2006.02.28 |
申请人 |
REALTEK SEMICONDUCTOR CORP. |
发明人 |
LEE MING-HAN;CHEN TZUNG-MING |
分类号 |
G08B23/00 |
主分类号 |
G08B23/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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