BatteryManagerTM
PRODUCT DATASHEET
AAT3670
1.6A Dynamic Battery Charger and Power Manager
Electrical Characteristics (continued)
VADP = 5V, TA = -40°C to +85°C; unless otherwise noted, typical values are TA = 25°C.
Symbol Description
Current Regulation
ILIM_ADP
ILIM_USB
ILIM_BAT
ICH_CC_ADP
ICH_CC_USB_H
Maximum ADP Current Limit
Maximum USB Current Limit
BAT_OUT Current Limit (Fixed)
ADP Charge Constant Current Charge Range
USB High-Power Charge Constant Current
Charge Range
ICH_CC_USB_L
USB Low-Power Charge Constant Current
Charge Range
∆ICH_CC/
ICH_CC
ICH_TKL_ADP
ICH_TKL_USB_H
ICH_TKL_USB_L
VADPLIM
VUSBLIM
VADPSET
VUSBSET
VTERM
KI_CC_ADP
KI_CC_USBH
KI_CC_USBL
KI_LIM_ADP
KI_LIM_USBH
KI_LIM_USBL
KI_TERM
Current Regulation Tolerance
ADP Charge Trickle Charge
USB High-Power Charge Trickle Charge
USB Low-Power Charge Trickle Charge
ADPLIM Pin Voltage Regulation
USBLIM Pin Voltage Regulation
ADPSET Pin Voltage Regulation
USBSET Pin Voltage Regulation
TERM Pin Voltage Regulation
Constant Current Charge Current Set Factor:
ICH_ADP/IADPSET
Constant Current Charge Current Set Factor:
ICH_USB/IUSBSET
Constant Current Charge Current Set Factor:
ICH_USB/IUSBSET
Current Limit Set Factor: ILIM_ADP/IADPLIM
Current Limit Set Factor: ILIM_USB/IUSBLIM
Current Limit Set Factor: ILIM_USB/IUSBLIM
Termination Current Set Factor: ICH_TERM/ITERM
Conditions
USBSEL = 5V
USBSEL = 0V
ICH_CC_ADP = 1A; ICH_CC_USB_H
= 0.5A; ICH_CC_USB_L = 0.1A
USBSEL = 5V
USBSEL = 0V
USBSEL = 5V
USBSEL = 0V
USBSEL = 5V
USBSEL = 0V
Min
1.6
0.9
2.3
100
50
10
-12
Typ Max
Units
A
A
A
1600
mA
900
mA
180
mA
12
%
10
% ICH_CC_ADP
10
% ICH_CC_USBH
50
% ICH_CC_USBL
2
V
2
V
2
V
2
V
2
V
29300
17900
3600
27800
17600
3500
2000
3670.2008.04.1.5
www.analogictech.com
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