PRODUCT DATASHEET
AAT3159
ChargePumpTM
High Efficiency 1X/1.5X/2X Charge Pump for White LED Applications
Evaluation Board Schematic
DC-
DC+
TP3
GND
TP4
GND
TP1
DC-
TP2
DC+
GND
ON OFF
VIN
GND
JP6
J1
R1
24.9K
U1
1
2
3
4
5
6
7
14
13
12
11
10
9
D4
SET
D3
D2
C1
1μF
GND
EN/SET
C1+
D1
GND
VIN
GND
C2-
C1-
VOUT
C2+
8
C3
1μF
C4
JP1
D1
JP2
D2
JP3
D3
JP4
D4
AAT3159
1μF
WHITE WHITE WHITE WHITE
C2
1μF
GND
GND
JP5
R8
220Ω
ON OFF
J2
R7
100K
GND
VIN
R6
R4
1K
R3
1K
R2
1K
U2
330Ω
1
2
3
4
8
7
6
5
VR1
10K-POT
VDD
VSS
GP0
GP1
GP2
C5
1μF
CYCLE
UP
SW3
GP5
GP4
GP3
LED7
RED
SW2
SW1
PIC12F675
GND
R5
GND
330Ω
DOWN
GND
LED0
GREEN
GND
Figure 4: AAT3159 Evaluation Board Schematic.
Evaluation Board Layout
Figure 5: AAT3159 Evaluation Board
Top Side Layout.
Figure 6: AAT3159 Evaluation Board
Bottom Side Layout.
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3159.2007.10.1.0
13
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