AAT3670 データシートの表示（PDF） - Advanced Analogic Technologies
部品番号
コンポーネント説明
メーカー
AAT3670 Datasheet PDF : 31 Pages
| |||
BatteryManagerTM
PRODUCT DATASHEET
AAT3670
1.6A Dynamic Battery Charger and Power Manager
Electrical Characteristics
VADP = 5V, TA = -40°C to +85°C; unless otherwise noted, typical values are TA = 25°C.
Symbol Description
Operation
VADP
VUSB
VBAT
AC Adapter Operating Voltage
Range
USB Operating Voltage Range
Battery Operating Voltage Range
VUVLO_ADP ADP Under-Voltage Lockout
VUVLO_USB USB Under-Voltage Lockout
VUVLO_BAT
IADP_OP
IADP_SHDN
IUSB_OP
IUSB_SHDN
IBAT_OP
BAT Under-Voltage Lockout
ADP Normal Operating Current
ADP Shutdown Mode Current
USB Normal Operating Current
USB Shutdown Mode Current
Battery Operating Current
IBAT_SLP
Battery Sleep Current
IBAT_SHDN Leakage Current from BAT Pin
Power Switches
RDS(ON)_SWA ADP-to-OUT FET On Resistance
RDS(ON)_SWU USB-to-OUT FET On Resistance
RDS(ON)_SWB BAT-to-OUT FET On Resistance
RDS(ON)_CHA
ADP Battery Charging FET
On Resistance
RDS(ON)_CHU
USB Battery Charging FET
On Resistance
Battery Charge Voltage Regulation
VBAT_EOC
VMIN
Output Charge Voltage Regulation1
Preconditioning Voltage Threshold
VRCH
Battery Recharge Voltage Threshold
VCHR_TH
VCHR_REG
Default ADP Charge Reduction
Threshold
Default USB Charge Reduction
Threshold
CHRADP and CHRUSB Pin Voltage
Accuracy
Conditions
Rising Edge
Hysteresis
Rising Edge
Hysteresis
Rising Edge
Hysteresis
VADP = VEN = 5V, ICC = 1A
VADP = 5V, VEN = 0V, VENBAT = 0V, No Load
VUSB = VEN = 5V, ICC = 0.5A
VUSB = 5V, VEN = 0V, VENBAT = 0V, No Load
VBAT = VBAT_EOC, VADP = GND, VUSB = GND,
VENBAT = 5V, No Load
VBAT = VBAT_EOC, VADP = 5V or VUSB = 5V,
VEN = VENBAT = 5V
VBAT = VBAT_EOC, VENBAT = 0V
VADP = 5.0V
VUSB = 5.0V
VBAT = 4.2V
VBAT = 4.2V, TA = 25°C
VADP = 5.0V
VUSB = 5.0V
For 4.2V Cells
CHRADP Open; Reduce Charge Current
When ADP is Below VCHR_TH
CHRUSB Open; Reduce Charge Current
When USB is Below VCHR_TH
Min Typ Max
4.35
4.35
3.0
2.8
5.5
5.5
VBAT_EOC
3.6
0.3
3.6
0.3
2.9
3.0
0.1
0.5
1
1
0.5
1
1
45
80
2
5
1
0.4
0.7
0.1
0.2
165
0.4
0.7
4.158
2.8
VBAT_EOC
-0.17
4.20
2.9
VBAT_EOC
-0.1
4.242
3.0
VBAT_EOC
-0.05
4.6
4.5
1.9
2.0
2.1
Units
V
V
V
V
V
V
mA
µA
mA
µA
µA
µA
µA
Ω
Ω
Ω
mΩ
Ω
Ω
V
V
V
V
V
1. The output charge voltage accuracy 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
www.analogictech.com
3670.2008.04.1.5
Share Link: 