AAT3683 Datasheet, PDF (4/24 Pages) Advanced Analogic Technologies – 1A Linear Li-Ion Battery Charger

AAT3683
1A Linear Li-Ion Battery Charger
Electrical Characteristics
V_IN = 5V, T_A = -25°C to +85°C, unless otherwise noted. Typical values are at T_A = 25°C.
Symbol Description
Operation
V_IN
V_UVLO
Input Voltage Range
Under-Voltage Lockout Threshold
UVLO Hysteresis
V_{ADPP_TH} Adapter Present Indicator Threshold
Voltage, V_IN - V_BAT
I_OP
Operating Current
I_SHUTDOWN Shutdown Current
I_BAT
Leakage Current from BAT Pin
Voltage Regulation
V_{BAT_EOC}
ΔV_{BAT_EOC}/
V_{BAT_EOC}
End of Charge Accuracy
End of Charge Tolerance
V_MIN Preconditioning Voltage Threshold
Conditions
Rising Edge
V_IN > V_UVLO
Charge Current = 100mA
V_BAT = 4.25V, EN = GND
V_BAT = 4V, IN Pin Open
(Option available for no
trickle charge)
V_RCH Battery Recharge Voltage Threshold
Current Regulation
I_{CC_RANGE}
I_{CH_CC}
V_ISET
Charge Current Programmable Range
Constant Current Mode Charge Current
ISET Pin Voltage
KI_SET Charge Current Set Factor: I_{CH_CC}/I_ISET
V_TERM
I_{CH_TRK}
TERM Pin Voltage
Trickle-Charge Current
I_{CH_TERM} Charge Termination Threshold Current
V_BAT = 3.6V
Constant Current Mode,
V_BAT = 3.6V
R_TERM = 13.3KΩ
TERM Pin Open
R_TERM = 13.3KΩ,
I_{CH_CC} ≥ 800mA
Min Typ Max Units
4.0
3
150
60
0.3
0.4
0.4
6.5
V
4
V
mV
110 mV
1
mA
1
µA
2
µA
4.158 4.20 4.242 V
0.5
%
2.5
2.6
2.7
V
V_{BAT_EOC}
V
- 0.1
100
-12.5
2
800
0.2
5
10
5
10
8
10
1000 mA
12.5
%
V
V
15 % I_{CH_CC}
15 % I_{CH_CC}
12
%
4
3683.2007.06.1.0