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STW4102 Folha de dados(PDF) 9 Page - STMicroelectronics

Nome de Peças STW4102
Descrição Electrónicos  Dual USB/wall adapter Li-ion battery charger with gas gauge
PDF  34 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STW4102 Folha de dados(HTML) 9 Page - STMicroelectronics

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STw4102
Electrical characteristics
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Table 6.
Battery monitor - Vbatt=3.6V, Tamb = -30°C to 85° C (unless otherwise specified)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
POR_IS2+
Power ON reset threshold+
CVIS internal supply
2.6
2.7
2.8
V
POR_IS2-
Power ON reset threshold-
CVIS internal supply
2.5
2.6
2.7
V
Gas gauge A/D converter
Vos_gg
Input offset voltage
40
µV
Vin_gg
Input voltage range
-80
+80
mV
Idd_gg
Current consumption
CG_ENA=1
90
µA
Ipdn_gg
Current consumption in off mode
CG_ENA=0
1
µA
Iin
Input current for ICG+ and ICG-
500
nA
LSBgg
AD converter granularity (LSB value)
12 bits + 1 sign bit
23.5
µV
AccTamb_gg
Accuracy at ambient temperature
External resistor at 1%
No calibration
3%
Battery voltage A/D converter
Vin_mon
Input voltage range
BATT voltage
1
5
V
Idd_mon
Current consumption
ADPOWERON=1
190
µA
Ipdn_mon
Current consumption in off mode
ADPOWERON=0
1
µA
LSBmon
AD converter granularity (LSB value)
7 bits
12 bits
45.4
1.42
mV
mV
AccTamb_mon Accuracy at ambient temperature
No calibration
3
%
Digital I/O pins (SCL, SDA, STDBY, C32KHZ, RESETN)
Vil
Input pin low voltage
0
0.3 x VIO
V
Vih
Input pin high voltage
0.7 x VIO
VIO
V
Vol
SDA output pin low voltage
Isink= 3mA
0.2 x VIO
V



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