Standalone Linear Li-Ion Battery Charger with Thermal Regulation in ThinSOT, EUP8054 P2P LTC4054.
FEATURES

• Programmable Charge Current Up to 800mA

• No MOSFET, Sense Resistor or Blocking Diode Required

• Complete Linear Charger in ThinSOT Package for Single Cell Lithium-ion Batteries

• Constant-Current/Constant-Voltage Operation with Thermal Regulation to Maximize Charge Rate Without Risk of Overheating

• Charges Single Cell Li-Ion Batteries Directly from USB Port

• Preset 4.2V Charge Voltage with ± 1% Accuracy 

• Charge Current Monitor Output for Gas Gauging

• Automatic Recharge

• Charge Status Output Pin

• C/10 Charge Termination

• 25µA Supply Current in Shutdown

• 2.9V Trickle Charge Threshold (EUP8054)

• Available Without Trickle Charge (EUP8054X)

• Soft-Start Limits Inrush Current

• Available in TSOT25 Package

• RoHS Compliant and 100% Lead (Pb)-Free



PIN CONFIGUTION
CROSS
LTC4054 LTC4054.pdf

No.11807

FEATURES

• Programmable Charge Current Up to 800mA

• No MOSFET, Sense Resistor or Blocking

  Diode Required

• Complete Linear Charger in ThinSOTTM Package for

  Single Cell Lithium-Ion Batteries

• Constant-Current/Constant-Voltage Operation with

  Thermal Regulation* to Maximize Charge Rate

  Without Risk of Overheating

• Charges Single Cell Li-Ion Batteries Directly

  from USB Port

• Preset 4.2V Charge Voltage with ±1% Accuracy

• Charge Current Monitor Output for Gas

  Gauging*

• Automatic Recharge

• Charge Status Output Pin

• C/10 Charge Termination

• 25µA Supply Current in Shutdown

• 2.9V Trickle Charge Threshold (LTC4054)

• Available Without Trickle Charge (LTC4054X)

• Soft-Start Limits Inrush Current

• Available in 5-Lead SOT-23 Package

PIN CONFIGUTION
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