Standalone Linear Li-Ion Battery Charger With Thermal Regulation in ThinSOT, EUP8054/X P2P STC4054.
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
STC4054 STC4054.pdf

No.14696

FEATURES

• Programmable charge current up to 800mA

• No external MOSFET, sense resistors or
  blocking diode required
• 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
• Automatic recharge
• Single charge status output pin
• Charge current monitor output for gas gauging
• C/10 Charge termination
• 25µA supply current in shutdown mode
• Low battery voltage detect for precharge setting
• Soft-start limits inrush current

• TSOT23-5L package



PIN CONFIGUTION
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