AAT3687IWP-4.2-1-T1 Ver la hoja de datos (PDF) - Analog Technology Inc
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AAT3687IWP-4.2-1-T1 Datasheet PDF : 20 Pages
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BatteryManagerTM
PRODUCT DATASHEET
AAT3687
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
Logic Control / Protection
VEN(H)
VEN(L)
Input High Threshold
Input Low Threshold
IEN(H)
EN Input Current
VADPP#
TC
Output Low Voltage
Preconditioning Plus Constant Current
Mode Time Out
TP
Preconditioning Time Out
TV
VSTAT
ISTAT
VOVP
ITK/ICHG
ITERM/ICHG
ITS
Constant Voltage Mode Time Out
Output Low Voltage
STAT Pin Current Sink Capability
Over-Voltage Protection Threshold
Pre-Charge Current
Charge Termination Threshold Current
Current Source from TS Pin
TS1
TS Hot Temperature Fault
TS2
IDATA
IADPP#
VDATA(H)
VDATA(L)
SQPULSE
tPERIOD
fDATA
TREG
TLOOP_IN
TLOOP_OUT
TOVSD
TS Cold Temperature Fault
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
AAT3687-1, AAT3687-2 Only;
VEN = 5V
ADPP# Pin Sinks 500µA
CT = 0.1µF, VADP = 5.5V
AAT3687, AAT3687-1 Only; CT
= 0.1µF, VADP = 5.5V
CT = 0.1µF, VADP = 5.5V
STAT Pin Sinks 4mA
AAT3687, AAT3687-1 Only
Threshold
Hysteresis
Threshold
Hysteresis
DATA Pin is Active Low State
ADPP# Pin is Active Low State
Status Request
Min
1.6
70
310
2.2
3
1.6
200
Typ
3.0
25
3.0
8.0
4.4
10
7.5
80
330
15
2.3
10
8
50
20
90
110
85
145
Max
0.4
10
0.4
0.4
90
350
2.4
0.4
Units
V
V
µA
V
Hours
Minutes
Hours
V
mA
V
%
%
µA
mV
V
mV
mA
mA
V
V
ns
µs
kHz
°C
°C
°C
°C
1. The AAT3687 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.
3687.2008.04.1.12
www.analogictech.com
5
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