使用 SP828 负
电压转换器的典型工作电路,该电路用于获得典型性能特性。 SP828 器件是 CMOS
电荷泵电压逆变器,可在需要 +5V 电源负电压的设计中实现。 SP828/829 器件非常适合电池供电和板级电压转换应用,SP828 的典型工作电流为 50 uA,SP829 的典型工作电流为 130 uA。两款器件均可输出 25mA,压降为 500mV
说明
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Typical Operating Circuit Using SP828 Negative Voltage Converter, this Circuit Was Used to Obtain the Typical performance Characteristics. The SP828 device is CMOS Charge Pump Voltage Inverters that can be implemented in designs requiring a negative voltage from a +5V supply. The SP828/829 devices are ideal for both battery-powered and board level voltage conversion applications with a typical operating current of 50 uA for the SP828 and 130 uA for the SP829. Both devices can output 25mA with a voltage drop of 500mV