AAT3688 데이터 시트보기 (PDF) - Advanced Analogic Technologies
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AAT3688 Datasheet PDF : 21 Pages
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BatteryManagerTM
PRODUCT DATASHEET
AAT3688
USB Port Lithium-Ion/Polymer Battery Charger
Electrical Characteristics1
VADP = 5V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = 25°C.
Symbol Description
Operation
USB
Input Voltage Range
VUVLO
Under-Voltage Lockout
Under-Voltage Lockout Hysteresis
IOP
Operating Current
ISLEEP
Sleep Mode Current
ILeakage
Reverse Leakage Current from BAT Pin
Voltage Regulation
V1
BAT_EOC
ΔVBAT/VBAT
VMIN
End of Charge Voltage Accuracy
EOC Voltage Tolerance
Preconditioning Voltage Threshold
VRCH
Battery Recharge Voltage Threshold
VUSB_CHR
USB Charge Reduction Regulation
VCHR
CHR Pin Voltage Accuracy
Current Regulation
ICH
Charge Current
ΔICH/ICH
Charge Current Regulation Tolerance
VUSBH
USBH Pin Voltage
VUSBL
USBL Pin Voltage
KIUH
Current Set Factor: ICHARGE/IUSBH
KIUL
Current Set Factor: ICHARGE/IUSBL
Charging Devices
RDS(ON)U
USB Charging Transistor On Resistance
Conditions
Rising Edge
CC Charge Current = 500mA
VBAT = 4.25V
VBAT = 4V, USB Pin Open
No Connection on CHR Pin
CC Mode
CC Mode
VIN = 5.5V
Min
Typ
Max Units
4.0
5.5
V
3.0
V
150
mV
0.75
1.5
mA
0.3
1.0
μA
1.0
μA
4.158
4.2
4.242 V
0.5
%
2.8
3.0
3.15
V
VBAT_EOC -
0.1
V
4.3
4.5
4.64
V
1.9
2.0
2.1
V
50
500 mA
10
%
2.0
V
2.0
V
2000
2000
0.4
0.5
0.65
Ω
1. The AAT3688 output charge voltage is specified over the 0° to 70°C ambient temperature range; operation over the -40°C to +85°C temperature range is guaranteed by
design.
4
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3688.2007.12.1.6
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