AAT3673 Datasheet, PDF (5/28 Pages) Skyworks Solutions Inc. – 1.6A Dynamic Battery Charger and Power Manager

DATA SHEET
AAT3673
1.6A Dynamic Battery Charger and Power Manager
Electrical Characteristics (continued)
V_ADP = 5V, T_A = -25°C to +85°C; unless otherwise noted, typical values are T_A = 25°C.
Symbol Description
Current Regulation
I_{LIM_ADP}
I_{LIM_BAT}
I_{CH_CC_ADP}
ΔI_{CH_CC_ADP}/
I_{CH_CC_ADP}
ADP Current Limit (Fixed)
BAT_OUT Current Limit (Fixed)
ADP Charge Constant Current Charge Range
Constant Current Charge Current Regulation Tolerance
I_{CH_TKL_ADP} ADP Trickle Charge Current
V_ADPSET
V_TERM
ADPSET Pin Voltage Regulation
TERM Pin Voltage Regulation
K_{I_CC_ADP}
K_{I_TERM}
Constant Current Charge Current Set Factor: I_{CH_ADP}/
I_ADPSET
Termination Current Set Factor: I_{CH_TERM}/I_TERM
AAT3673-3 Only
I_{CH_LO}
USB Low Level Charge Current (Fixed)
I_{CH_HI}
USB High Level Charge Current (Fixed)
Logic Control/Protection
Input High Threshold
V_EN
Input Low Threshold
V_STATx
T_C
T_TKL
V_OVP
Output Low Voltage
Fast Charge (Trickle Charge + Constant Current +
Constant Voltage Charges Together) Timeout
Trickle Charge Timeout
Battery Over-Voltage Protection Threshold
I_OCP
TS1
TS2
T_{LOOP_IN}
T_{LOOP_OUT}
T_{LOOP_REG}
Battery Charge Over-Current Protection Threshold
High Temperature Threshold
Low Temperature Threshold
Digital Thermal Loop Entry Threshold
Digital Thermal Loop Exit Threshold
Digital Thermal Loop Regulated Temperature
T_SHDN
Chip Thermal Shutdown Temperature
Conditions
I_{CH_CC_ADP} = 1A
V_EN1 = V_EN2 = 0
V_EN1 = 0; V_EN2 = 5V
STATx Pin Sinks
8mA
C_CT = 0.1μF
In All Modes
Threshold
Threshold
Threshold
Hysteresis
Min Typ Max Units
1.6
2.3
100
-12
10
2
2
29300
2000
1600
12
A
mA
%
%
I_{CH_CC_ADP}
V
85
100
mA
450
500
1.6
0.4
V
0.4
V_CO(REG)
+ 0.1
28
58
7
T_C/8
V_CO(REG)
+ 0.15
100
30
60
115
95
100
140
15
V_CO(REG)
+ 0.2
32
62
Hour
Min
V
% I_{CH_CC}
% V_BYP
°C
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
201881B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • April 25, 2012
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