The output power is 1μW! A step-down DC/DC converter for energy harvesting with a consumption current of 200nA.
Introducing Ricoh Electronic Devices' energy harvesting step-down DC/DC converter 'R1801', which achieves a quiescent current of 200nA and high efficiency (80% at 10μA). It monitors the output voltage and provides a power good (PG) signal. Additionally, the output voltage and maximum power point control voltage can be adjusted via terminal settings. 【Features】 ■ Ultra-low startup power ■ Maximum power point control ■ Variable maximum power point voltage and output voltage ■ Reverse current prevention circuit ■ Power good function ■ Ultra-low consumption current *For more details, please download the PDF or contact us.
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【Main Specifications】 ■ Input Voltage Range (Maximum Rating): 2.3V to 5.5V (6.5V) ■ Output Voltage Range: 2.3V to 4.5V ■ Maximum Power Point Control Voltage Range: 2.7V to 5.3V ■ Output Voltage Accuracy: ±3.0% ■ Operating Quiescent Current: Typ. 200nA (Ta=25℃, no load) ■ Startup Power: 1μW (Vin=4V, Vout=3.0V) ■ Maximum Power Point Control Adjustment / Output Voltage Adjustment / PG Function ■ Protection Function: Reverse Current Prevention Function (Vin≧2.0V) *For more details, please download the PDF or contact us.
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For more details, please download the PDF or contact us.
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