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MM1414

Advanced Analogic Technologies
Part Number MM1414
Manufacturer Advanced Analogic Technologies
Description Protection of Lithium Ion Batteries
Published May 7, 2005
Detailed Description MITSUMI Protection of Lithium Ion Batteries MM1414 Protection of Lithium Ion Batteries Monolithic IC MM1414 Outline T...
Datasheet PDF File MM1414 PDF File

MM1414
MM1414

Overview
MITSUMI Protection of Lithium Ion Batteries MM1414 Protection of Lithium Ion Batteries Monolithic IC MM1414 Outline This IC is use to protect lithium-ion batteries consisting of three or four cells.
It adopts a compact package and has the functions of previous models, with functions for overcharge detection, overdischarge detection and overcurrent detection.
A dead time can be set externally.
Features 1.
Overcharge detection voltage accuracy ±25mV/cell 2.
Consumption current (Vcell=4.
4V) 50µA typ.
3.
Consumption current (Vcell=3.
5V) 23µA typ.
4.
Consumption current (Vcell=1.
8V) 2µA typ.
5.
Overcharge sensing dead time: can be set externally 6.
PF detection: warning signal when cell voltage falls Package TSOP-20A Applications IC for protection of lithium-ion batteries consisting of three or four cells Pin Assignment 1 2 3 20 19 18 17 16 15 14 13 12 11 4 5 1 2 3 4 5 6 7 8 9 10 TSOP-20A 6 7 8 9 10 OV N.
C CS N.
C DCHG N.
C CDC COL COV GND 11 12 13 14 15 16 17 18 19 20 SEL N.
C CON N.
C ...


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