Datasheet Summary
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LTC1732-4/LTC1732-4.2 Lithium-Ion Linear Battery Charger Controller
Features s s s s s s s s s s
DESCRIPTIO s s s s s plete Linear Charger Controller for 1-Cell Lithium-Ion Batteries Preset Charge Voltage with 1% Accuracy Programmable Charge Current C/10 Charge Current Detection Output Programmable Charge Termination Timer Small, Thin 10-Pin MSOP Package Select Pin Charges 4.1V or 4.2V Cells (LTC1732-4) Input Supply (Wall Adapter) Detection Output 4.5V to 12V Input Voltage Range Automatic Sleep Mode When Input Supply is Removed (Only 7µA Battery Drain) Automatic Trickle Charge of Low Voltage Cells Programmable for Constant-Current-Only Mode Battery Insertion...