LT1513 - SEPIC Constant- or Programmable-Current/Constant-Voltage Battery Charger

Features
  • Charger Input Voltage May Be Higher, Equal to or Lower Than Battery Voltage
  • Charges Any Number of Cells Up to 20V
  • 1% Voltage Accuracy for Rechargeable Lithium Batteries
  • 100mV Current Sense Voltage for High Efficiency (LT1513)
  • 0mV Current Sense Voltage for Easy Current Programming (LT1513-2)
  • Battery Can Be Directly Grounded
  • 500kHz Switching Frequency Minimizes Inductor Size
  • Charging Current Easily Programmable or Shut Down
Typical Application

Applications
  • Charging of NiCd, NiMH, Lead-Acid or Lithium Rechargeable Cells
  • Precision Current Limited Power Supply
  • Constant-Voltage/Constant-Current Supply
  • Transducer Excitation
  • Universal Input CCFL Driver
Packaging

Order Information
Part NumberPackageTempPrice(1-99)Price (1k)*
LT1513-2CR#PBFDDPAK-7C$5.45$4.40
LT1513-2CR#TRPBFDDPAK-7C$4.52
LT1513-2CT7#PBFTO-220C$5.15$4.20
LT1513-2IR#PBFDDPAK-7I$5.95$4.80
LT1513-2IR#TRPBFDDPAK-7I$4.92
LT1513-2IT7#PBFTO-220I$5.65$4.65
LT1513CR#PBFDDPAK-7C$5.45$4.40
LT1513CR#TRPBFDDPAK-7C$4.52
LT1513IR#PBFDDPAK-7I$5.95$4.80
LT1513IR#TRPBFDDPAK-7I$4.92
Datasheet
Application Note
Design Note
Reliability Data
LTspice
Related Product
LT1513/LT1513-2 - SEPIC Constant- or Programmable-Current/Constant-Voltage Battery Charger
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LT1513 Footprints and Symbols
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