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L6924UTR

USB compatible battery charger system with integrated power switch for Li-Ion/Li-Polymer

Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameVFQFPN 16 3x3x1.0

The L6924U is a fully monolithic battery charger that safely charges single-cell Li-Ion/Polymer battery from either a USB power source or an AC adapter. In USB mode, the L6924U supports both low-power and high-power mode. Alternatively the device can charge from an AC wall adapter. The ideal...
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Key features
  • Fully integrated solution, with power MOSFET, reverse blocking diode, sense resistor, and thermal protection
  • Charges single-cell Li-Ion batteries from selectable AC adapter or USB input
  • Programmable charge current up to 1 A in AC adapter mode
  • Programmable charging current in USB mode for both high-power and low-power inputs
  • 4.2 V output voltage with ± 1 % accuracy
  • Linear or quasi-pulse operating mode
  • Closed-loop thermal control
  • Programmable end-of-charge current
  • Programmable charge timer
  • (NTC) or (PTC) thermistor interface for battery temperature monitoring and protection
  • Status outputs to drive LEDs or to interface with a host processor
  • Small VFQFPN 16-lead package (3 x 3 mm)
Out of Stock
Quantity $ per unit Savings
1-9$2.120%
10-24$1.8015%
25-45$1.7319%
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$2.12
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameVFQFPN 16 3x3x1.0

The L6924U is a fully monolithic battery charger that safely charges single-cell Li-Ion/Polymer battery from either a USB power source or an AC adapter. In USB mode, the L6924U supports both low-power and high-power mode. Alternatively the device can charge from an AC wall adapter. The ideal...
Read More

Key features
  • Fully integrated solution, with power MOSFET, reverse blocking diode, sense resistor, and thermal protection
  • Charges single-cell Li-Ion batteries from selectable AC adapter or USB input
  • Programmable charge current up to 1 A in AC adapter mode
  • Programmable charging current in USB mode for both high-power and low-power inputs
  • 4.2 V output voltage with ± 1 % accuracy
  • Linear or quasi-pulse operating mode
  • Closed-loop thermal control
  • Programmable end-of-charge current
  • Programmable charge timer
  • (NTC) or (PTC) thermistor interface for battery temperature monitoring and protection
  • Status outputs to drive LEDs or to interface with a host processor
  • Small VFQFPN 16-lead package (3 x 3 mm)