Solar battery charger for Li-Ion batteries

Quantity $ per Unit Savings
1 - 2$65.670%
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Parameter NameParameter Value
Target ApplicationRenewable Energy Generation and Harvesting
Core ProductSPV1040T
Packing TypeNot Applicable
ROHS Compliance GradeEcopack2
Package NameCARD
Key features
  • SPV1040: solar boost converter with embedded maximum power point tracking (MPPT)
    • Proprietary “perturb & observe” MPPT algorithm
    • Up to 95% efficiency
    • Very low input voltage (down to 0.3 V)
    • Input reverse polarity protection
    • Thermal shut-down
    • Overcurrent protection
    • Enable pin
  • L6924D: Fully integrated linear charger solution with power MOSFET, reverse blocking diode and battery thermal control
    • 1% battery voltage regulation accuracy
    • Up to 1 A charge current with 7% accuracy
    • Closed loop thermal regulation protection for output current control
    • Low battery leakage current
    • Embedded quasi-pulse charging mode maximizes charge rate from solar panel
    • Selectable 4.1 V and 4.2 V output voltage
    • JEITA compliant with external circuit
    • Programmable charge, fast charge (up to 1 A), pre-charge, termination current, pre-charge mode voltage threshold, charge timer
    • Multifunction pin for flexible charge process termination
    • Status outputs to drive LEDs or host processor interface
    • Battery absence detection
    • NTC or PTC thermistor interface for battery temperature monitoring and protection
    • RoHS compliant