应用功能： 450mA Subminiature, Micropower Step-Down DC-DC Converter for Ultra Low-Voltage Circuits 450mA微功率降压型DC-DC变换电路 The LM3661 step-down DC-DC converter is optimized for powering ultra-low voltage circuits from a single Lithium-Ion cell. The device provides two pin-selectable output voltages.See ordering information for a list of voltage options available This allows adjustment for DSP or CPU voltage options, as well as dynamic output voltage
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