AAT3697 Просмотр технического описания (PDF) - Advanced Analogic Technologies
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AAT3697 Datasheet PDF : 19 Pages
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BatteryManagerTM
PRODUCT DATASHEET
AAT3697
2A Lithium-Ion/Polymer Battery Charger
Pin Descriptions
Pin #
1
2
3
4
5
6
7
8
9
10
11
12
EP
Name
BAT
ADP
GND
EN
ADPP#
TS
DATA
STAT2
STAT1
CT
N/C
ADPSET
Type
Out
In
Ground
In
Out
In/Out
Out
Out
Out
In/Out
In/Out
Function
Battery charging and sensing.
Adapter input.
Ground connection.
Enable pin. Logic high enables the IC.
Adapter present indicator. This pin is open drain until ADP pin reaches threshold.
Battery temperature sense input.
Status report to microcontroller via serial interface; open drain.
Battery charge status indicator pin to drive an LED; active low, open drain.
Battery charge status indicator pin to drive an LED; active low, open drain.
Timing capacitor to adjust internal watchdog timer. Set maximum charge time for adapter powered
trickle, CC, and CV charge modes. If timing function is not needed, terminate this pin to ground.
No connection.
Use resistor at this pin to set adapter charging current.
Exposed paddle (bottom); connect to GND directly beneath package.
Pin Configuration
TDFN33-12
(Top View)
BAT 1
ADP 2
GND 3
EN 4
ADPP# 5
TS 6
12 ADPSET
11 N/C
10 CT
9 STAT1
8 STAT2
7 DATA
2
www.analogictech.com
3697.2008.02.1.3
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