SPV1050 Solar Power Management Module

SKU: DFR0579

SPV1050 Solar Power Manager Micro is a high-efficiency solar module for low-power IoT wireless sensors/controllers (1V~3V small panels). It uses constant voltage ratio MPPT to maximize solar conversion (weak sunlight) and charges 3.7V lipo via solar (70mA) or USB (100mA). The 3.3V 90mA output handles device burst current. Over-charge/discharge protections extend battery life, enabling charge-free IoT devices.

Front of micro solar power charger with solar panel control components and connectors-DFRobot product sku:DFR0579 image.
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  • Specification

    Micro Solar Power Management Module

    Parameter Value
    Solar Power Management IC SPV1050
    Solar Input Voltage (SOLAR IN) 0.5V~4V
    Battery Input (BAT IN) 3.7V Lithium Battery
    Charge Current 37mA@USB IN; 70mA@SOLAR IN
    Over-charge Protection Threshold 4.2V
    Over-discharge Protection Threshold 3.1V
    Regulated Power Supply 3.3V 90mA @ BAT IN 3.7V
    Operating Current <3 uA
    Protection Functions - BAT IN: Over-discharge/Over-charge/Reverse Connection Protections
    - OUT: Short Circuit/Over Current Protections
    Operation Temperature -40℃~85℃
    Dimension 30.0mm * 30.0mm

    Solar Panel 2V 160mA

    Parameter Value
    Nominal Voltage (VMP) 2V
    Nominal Current (IMP) 160mA
    Open Circuit Voltage (IOC) 2.4V
    Short Circuit Current (ISC) 190mA
    Solar Cell Material Monocrystalline silicon
    Other Features Waterproof, Oil Resistant and Corrosion Resistant
    Dimension 50mm * 50mm

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