Datasheet Details
Part number:
LM3420-8.4, LM3
Manufacturer:
National Semiconductor
File Size:
384.89 KB
Description:
Lithium-ion battery charge controller.
Note:
This datasheet PDF includes multiple part numbers: LM3420-8.4, LM3.
Please refer to the document for exact specifications by model.
LM3420-8.4, LM3, Lithium-Ion Battery Charge Controller
The LM3420 series of controllers are monolithic integrated circuits designed for charging and end-of-charge control for Lithium-Ion rechargeable batteries.
The LM3420 is available in five fixed voltage versions for one through four cell charger applications (4.2V, 8.2V/8.4V, 12.6V and 16.8V respecti
LM3420-8.4 Features
* n n n n n Voltage options for charging 1, 2, 3 or 4 cells Tiny SOT23-5 package Precision (0.5%) end-of-charge control Drive capability for external power stage Low quiescent current, 85 µA (typ.) Applications n Lithium-Ion battery charging n Suitable for linear and switching regulator charger desig
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