MM1451 Просмотр технического описания (PDF) - Mitsumi
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MM1451 Datasheet PDF : 6 Pages
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MITSUMI
Protection of Lithium-Ion Batteries (for Double-Protect) MM1451
Protection of Lithium-Ion Batteries (for Double-Protect)
Monolithic IC MM1451
Outline
This IC is used for double-protection of lithium-ion batteries with from one to three cells, and has an ultra-
compact package. Short-circuits between cells accommodate series connections of one to three cells.
Features
1. Consumption current (Vcell=3.8V)
2. Consumption current (Vcell=2.3V)
3. Overcharge detection voltage accuracy (-20°C to 70°C)
4. Pin I/O current between cells (Vcell=3.8V)
5. Delay time on overcharge voltage detection (Ct=0.22µF)
6. Output current (Vcell=VCC=4.5 V)
3µA typ.
0.3µA typ.
±50 mV/cell.
0.3µA max.
1.5S typ.
500µA typ.
Package
VSOP-8B
Applications
IC for double-protection of lithium-ion batteries with one to three cells.
Pin Assignment
8765
1234
VSOP-8B
1
V3
2
V2
3
V1
4
GND
5
Ct
6
N.C
7
OUT
8
VCC
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