PRODUCT DATASHEET
AAT3104178
TM
ChargePump
Low Cost 1x/2x 4 Channel Charge Pump WLED Driver
Evaluation Board Schematic
J1
DC+
VIN
DC+
DC-
1
2
3
C
10uF
C2
1µF
JP1
D4 D3 D2 D1
JP2
JP3 JP4
U1
1
2
3
4
5
10
JP5
C1
D2
D1
OUT
C-
D3
D4
9
8
7
6
VIN
1µF
C-
C+
IN
EN/SET
GND
C3
1µF
C+
EN
AAT3104
EN
2
S C
R2
20K
U2
C6
4.7µF
R5 R4 R3
1K 1K 1K
PIC12F675
C4
R7
1
2
3
4
8
7
6
5
VR1
POT10K
0.1µF 330
VDD
GP5
GP4
GP3
VSS
GP0
GP1
GP2
S1
S2
LED2
Red
S1
MCU Power
UP
R6
330
S2
DOWN
LED1
S3
Green
2
S C
S3
CYCLE
Figure 6: AAT3104 Evaluation Board Schematic.
Figure 6: AAT3104 Evaluation Board
Top Layer.
Figure 7: AAT3104 Evaluation Board
Bottom Layer.
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3104.2008.09.1.0
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