Energy source input voltage VIN(DC):0.13V-3V
Energy storage element BAT voltage: 2.5V-5.25V
Operating ambient temperature:-40°C~85°C
Boost mode switching frequency: 1MHZ max
Operating mode: cold start mode, boost mode, thermal protection cut-off mode

Pin Definition
R-DIV: chip VRDIV pin, voltage output after dividing VIN
BAT-OK: chip VBAT pin, digital output, battery normal flag
BAT: chip VBAT pin, connected to a rechargeable energy storage components such as rechargeable batteries
STOR: chip VSTOR pin, chip boost function output pin, connected to a load
VIN: chip VIN_DC pin, voltage input, connected to the collected electrical energy
OCS: chip VOC_SAMPL pin, chip internal zuo high power tracking point (MPPT) circuit sampling voltage input pin, sampling MAX power tracking point threshold voltage obtained by external resistor to VIN_DC voltage division, when not using the MAX power tracking point circuit, OCS pin and STOR pin connection
REFS: chip VREF_SAMPL pin, MAX power tracking point (MPPT) circuit reference voltage, when not using the maximum power tracking point circuit, REFS pin external a voltage cargo GND