UB2012(2010) Просмотр технического описания (PDF) - Unisonic Technologies
Номер в каталоге
Компоненты Описание
производитель
UB2012
(Rev.:2010)
(Rev.:2010)
Unisonic Technologies
UB2012 Datasheet PDF : 17 Pages
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UB2012
Preliminary
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATING
PARAMETER
Supply Voltage (VCC with respect to GND)
Input Voltage, SNS, BAT,TS, COMP
(all with respect to GND)
SYMBOL
VCC
VIN
RATINGS
-0.3 ~ +15
-0.3 ~ VCC +0.3
UNIT
V
V
Sink Current (Note 2)
STAT pin
ISINK
20
mA
Source Current (Note 2)
STAT pin
ISOURCE
10
mA
Output Current (Note 2)
CC pin
IOUT
40
mA
Power Dissipation (Ta=25°C)
PD
300
mW
Operating Temperature
TOPR
-20 ~ +70
°C
Storage Temperature
TSTG
-40 ~ +125
°C
Notes: 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
2. Not to exceed PD.
RECOMMENDED OPERATING CONDITIONS
PARAMETER
Supply Voltage
Operating Free-Air Temperature Range
ELECTRICAL CHARACTERISTICS
SYMBOL
VCC
TA
MIN
TYP
MAX
UNITS
4.5
12
V
-20
70
°C
PARAMETER
SYMBOL
CONDITIONS
VCC Current
I(VCC) VCC>VCC(MIN), Excluding external loads
UB2012A
VCC Sleep Current
I(VCCS)
V(BAT)≥V(MIN)
V(BAT)-VCC≥0.8V
UB2012B
UB2012C
UB2012D
BAT Pin
IIB(BAT) V(BAT)=V(REG)
SNS Pin
Input Bias Current
TS Pin
IIB(SNS) V(SNS)=5V
IIB(TS) V(TS)=5V
COMP Pin IIB(COMP) V(COMP)=5V
BATTERY VOLTAGE REGULATION
UB2012A
Output Voltage
VO(REG) See Notes
UB2012B
UB2012C
UB2012D
CURRENT REGULATION
UB2012A
Current Regulation Threshold
current sensing
V(SNS) configuration
UB2012B
UB2012C
UB2012D
CHARGE TERMINATION DETECTION
Charge Termination Current
Detect Threshold
I(TERM) Voltage at pin SNS, 0°C≤Ta≤50°C
MIN TYP
2
3
4.050 4.10
4.150 4.20
8.100 8.20
8.300 8.40
80 100
105 125
-24 -14
MAX UNITS
5
mA
6
μA
10
μA
1
μA
5
μA
5
μA
5
μA
4.150 V
4.250 V
8.300 V
8.500 V
120 mV
145 mV
-4
mV
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 17
QW-R121-018 .b
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