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UB2012XG-S08-R Arkusz danych(PDF) 6 Page - Unisonic Technologies

Numer części UB2012XG-S08-R
Szczegółowy opis  ADVANCED LINEAR CHARGE MANAGEMENT IC
PDF  17 Pages
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Producent  UTC [Unisonic Technologies]
Strona internetowa  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

UB2012XG-S08-R Arkusz danych(HTML) 6 Page - Unisonic Technologies

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UB2012
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
6 of 17
www.unisonic.com.tw
QW-R121-018 .D
TYPICAL APPLICATION CIRCUIT
UB2012
GND
C2
10μF
VSS
VCC
SNS
CC
BAT
STAT
TS
COMP
R1
1kΩ
RSNS
0.2Ω
DC+
Q1
2SB1151
VCC
C1
10μF
VCC
RT1
TEMP
PACK-
PACK+
RT2
R2
2kΩ
D2
Battery
Pack
NTC
Fig. 1 0.5A Low Dropout Li-Lon/Li-Pol Charger
D1
FUNCTIONAL DESCRIPTION
The UTC UB2012 is designed for the applications of single or two-cell Li-Ion or Li-Pol batteries. Fig. 1 is the
schematic of using this advanced linear charge controller with a PNP pass transistor. Fig. 2 is the operation flowchart
of UTC UB2012. Fig. 3 shows the typical charge profile. Fig. 4 is the application schematic of a charger using
P-channel MOSFET.



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