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Description | The XT4059 is a complete constant-current /constant -voltage linear charger for single cell lithium-ion batteries. Its ThinSOT package and low external component count make the XT4059 ideally suited for portable applications. Furthermore, the XT4059 is specifically designed to work within USB power specifications. No external sense resistor is needed, and no blocking diode is required due to the i... |
Features |
include charge current monitor, under-voltage lockout, automatic recharge and a status pin to indicate charge termination and the presence of an input voltage.
■ Typical Application Circuit ■ Features Constant-Current/Constant-Voltage Charges Single Cell Li-Ion Batteries Directly from USB Port Preset 4.2V Charge Voltage with ±1% Accuracy C... |
Datasheet |
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