LTC4054L-4.2

PRODUCTION

150mA Standalone Linear Li-Ion Battery Charger in ThinSOT

Part Models
2
1ku List Price
Starting From $1.89
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Part Details

  • Programmable Charge Current Range: 10mA to 150mA
  • No External MOSFET, Sense Resistor or Blocking Diode Required
  • Complete Linear Charger in ThinSOT Package for Single Cell/Coin 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 Max Supply Current in Shutdown Mode
  • 2.9V Trickle Charge Threshold
  • Soft-Start Limits Inrush Current
  • Available in a 5-Lead Low Profile (1mm) SOT-23 Package
LTC4054L-4.2
150mA Standalone Linear Li-Ion Battery Charger in ThinSOT
90mA Li-Ion Single Coin Cell Charger Complete Charge Cycle (130mAh Battery) Product Package 1
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Documentation

Data Sheet

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Hardware Ecosystem

Parts Product Life Cycle Description
Protection Switches & Controllers 2
LTC4360-1
LTC4360-2
Overvoltage Protection Controller
LTC4417 RECOMMENDED FOR NEW DESIGNS Prioritized PowerPath Controller
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Tools & Simulations

LTspice 1


Models for the following parts are available in LTspice:

  • LTC4054-4.2
  • LTC4054L-4.2
  • LTC4054X-4.2
LTspice

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.

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