SGM4054 charger equivalent, standalone linear li-ion battery sgm4054 charger.
include charge current monitor, undervoltage lockout, automatic recharge and a status pin to indicate charge termination and the presence of an input voltage.
The SGM4054.
Besides wall adapter’s 5V power supply, the SGM4054 is specifically designed to work within USB power specifications.
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The SGM4054 is a complete constant-current/constantvoltage linear charger for single cell lithium-ion batteries. Its SOT23-5 small package and low external component count make the SGM4054 ideally suited for portable applications. Besides wall adapte.
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