AAT3681
USB Port or AC Adapter
Lithium-Ion/Polymer Battery Charger
Figure 5: AAT3681 Evaluation Board
Top Layer.
Figure 6: AAT3681 Evaluation Board
Bottom Layer.
VBAT
VIN(ADP)
JP2
AAT3681
1
2
3
4
8
EN
ISET GND
BAT GND
ADP STAT
GND
C2
7
6
5
2.2µF
C1
10µF
R8
8.06K
U1 (SC70JW-8)
D1
JP1
R1
1K
0Ω
RED LED
Figure 7: AAT3681 Evaluation Board Schematic Diagram.
Component
Part Number
Description
Manufacturer
USB/ADP Battery Charger;
SC70JW-8 Package
U1
AAT3681IJS-T1
AnalogicTech
R1
R8
Chip Resistor
1kΩ, 5%, 1/4W; 0603
8.06kΩ, 1%, 1/4W; 0805
0Ω, 5%, 1/4W; 0603
CER 10µF 10V 10% X5R 0805
CER 2.2µF 10V 10% X7R 0805
Connecting Header, 2mm Zip
Red LED; 1206
Vishay
Chip Resistor
Vishay
JP1
C1
Chip Resistor
Vishay
GRM21BR61A106KE19L
GRM21BR71A225KA01L
PRPN401PAEN
Murata
C2
Murata
JP2
LED1
Sullins Electronics
Chicago Miniature Lamp
CMD15-21SRC/TR8
Table 3: AAT3681 Evaluation Board Bill of Materials.
14
3681.2007.01.1.2
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
