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AAT3663 Datasheet(PDF) 4 Page - Advanced Analogic Technologies

Part # AAT3663
Description  1A Linear Li-Ion Battery Charger for Single and Dual Cell Applications
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Manufacturer  ANALOGICTECH [Advanced Analogic Technologies]
Direct Link  http://www.analogictech.com
Logo ANALOGICTECH - Advanced Analogic Technologies

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AAT3663
1A Linear Li-Ion Battery Charger for Single and Dual Cell Applications
BatteryManager
TM
PRODUCT DATASHEET
4
3663.2008.01.1.2
www .analogictech.com
AAT3663
1A Linear Li-Ion Battery Charger for Single and Dual Cell Applications
BatteryManager
TM
PRODUCT DATASHEET
4
3663.2008.01.1.2
www .analogictech.com
Electrical Characteristics
VIN = 5V, TA = -40 to +85°C; Unless otherwise noted, typical values are at TA = 25°C.
Symbol Description
Conditions
Min
Typ
Max
Units
Operation
VIN
Input Voltage Range
4.0
13.2
V
VUVLO
Under Voltage Lockout Threshold
Rising Edge
3
4
V
UVLO Hysteresis
150
mV
VADPP_TH
Adapter Present Indicator Threshold
Voltage, VIN – VBAT
VIN > VUVLO
50
100
mV
IOP
Operating Current
Charge Current = 100mA
0.35
1
mA
ISHUTDOWN
Shutdown Current
VBAT = 4.25V, EN = GND
0.4
1
μA
ILEAKAGE
Leakage Current from BAT Pin
VBAT = 4V, IN = Open
0.4
2
μA
ENLEAKAGE
EN Pin Leakage
VEN = 5V
0.6
μA
Voltage Regulation
VBAT_EOC
End of Charge Voltage Regulation
AAT3663-4.2
4.158
4.2
4.242
V
AAT3663-8.4
8.316
8.4
8.484
ΔVBAT_EOC/
VBAT_EOC
End of Charge Voltage Accuracy
0.5
%
VMIN
Preconditioning Voltage Threshold
AAT3663-4.2
2.5
2.6
2.7
V
AAT3663-8.4
5.0
5.2
5.4
VRCH
Battery Recharge Voltage Threshold
AAT3663-4.2
VBAT_EOC - 0.1
V
AAT3663-8.4
VBAT_EOC - 0.2
Current Regulation
ICC_RANGE
Charge Current Programmable Range
100
1000
mA
ICH_CC
Constant-Current Mode Charge
Current
RISET = 1.74KΩ (for 1A), VBAT = 3.6V
900
1000
1100
mA
RISET = 17.8KΩ (for 0.1A), VBAT = 3.6V
80
100
120
VISET
ISET Pin Voltage
2V
KISET
Charge Current Set Factor: ICH_CC/ISET
Constant Current Mode, VBAT = 3.6V
900
VTERM
TERM Pin Voltage
RTERM = 40kΩ
0.6
V
ICH_TRK
Trickle-Charge Current
510
15
% ICH_CC
TERM pin open
5
10
15
% ICH_CC
ICH_TERM
Charge Termination Current Threshold
RTERM = 13.3 kΩ, ICH_CC ≥ 800mA
8
10
12
% ICH_CC
Charging Devices
RDS(ON)
Charging Transistor ON Resistance
VIN = 5V
330
500
Logic Control / Protection
VEN
Input High Threshold
1.6
V
Input Low Threshold
0.4
VSTAT
Output Low Voltage
STAT Pin Sinks 4mA
0.4
V
ISTAT
STAT Pin Current Sink Capability
8mA


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