AAT3697 Ver la hoja de datos (PDF) - Advanced Analogic Technologies
Número de pieza
componentes Descripción
Fabricante
AAT3697 Datasheet PDF : 19 Pages
| |||
BatteryManagerTM
PRODUCT DATASHEET
AAT3697
2A 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
ADP Adapter Voltage Range
VADPP
VUVLO
Adapter Present Threshold Voltage
Under-Voltage Lockout (UVLO)
UVLO Hysteresis
IOP
Operating Current
ISLEEP
Sleep Mode Current
ILeakage Reverse Leakage Current from BAT Pin
Voltage Regulation
V1
BAT_EOC
∆VCH/VCH
VMIN
End of Charge Voltage Accuracy
Output Charge Voltage Tolerance
Preconditioning Voltage Threshold
VRCH
Battery Recharge Voltage Threshold
Current Regulation
ICH
Charge Current
∆ICH/ICH Charge Current Regulation Tolerance
VADPSET ADPSET Pin Voltage
KIA
Current Set Factor: ICH/IADPSET
Charging Devices
RDS(ON) Adapter Charging Transistor On Resistance
Logic Control / Protection
VEN(H)
VEN(L)
VADPP#
T
Input High Threshold
Input Low Threshold
Output Low Voltage
Preconditioning Plus Constant Current Mode Time Out
TP
TV
VSTAT
ISTAT
VOVP
ITK/ICH
ITERM/ICH
VTS1
VTS2
IDATA
IADPP#
VDATA(H)
VDATA(L)
SQPULSE
tPERIOD
fDATA
TREG
TLOOP_IN
TLOOP_OUT
TOVSD
Preconditioning Time Out
Constant Voltage Mode Time Out
Output Low Voltage
STAT Pin Current Sink Capability
Over-Voltage Protection Threshold
Pre-Charge Current
Charge Termination Threshold Current
High Temperature Threshold
Low Temperature Threshold
DATA Pin Sink Current
ADPP# Current Sink
Input High Threshold
Input Low Threshold
Status Request Pulse Width
System Clock Period
Data Output Frequency
Thermal Loop Regulation
Thermal Loop Entering Threshold
Thermal Loop Exiting Threshold
Over-Temperature Shutdown Threshold
Conditions
Rising Edge
Charge Current = 100mA
VBAT = 4.25V
VBAT = 4V, ADP Pin Open
CC Mode
VIN = 5.5V
ADPP# Pin Sinks 500µA
CT = 0.1µF, VADP = 5.5V
CT = 0.1µF, VADP = 5.5V
CT = 0.1µF, VADP = 5.5V
STAT Pin Sinks 4mA
VADP = 5.5V
VADP = 5.5V
DATA Pin is Active Low State
ADPP# Pin is Active Low State
Status Request
Min
4.0
4.158
2.8
100
0.2
1.6
29.1
58.2
3
1.6
200
Typ
3.0
3.0
150
0.3
0.3
1.0
4.20
0.5
3.0
VBAT_EOC
- 0.1
10
2.0
4000
0.25
3.0
25
3.0
8.0
4.4
10
7.5
30
60
8
50
20
90
110
85
145
Max
5.5
1.5
1.0
4.242
3.15
2000
0.35
0.4
0.4
0.4
30.9
61.8
0.4
Units
V
V
V
mV
mA
µA
µA
V
%
V
V
mA
%
V
Ω
V
V
V
Hour
Minute
Hour
V
mA
V
%
%
%VADP
%VADP
mA
mA
V
V
ns
µs
kHz
°C
°C
°C
°C
1. The AAT3697 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
www.analogictech.com
3697.2008.02.1.3
Share Link: 