AAT3103IJQ-1-T1 AAT [Advanced Analog Technology, Inc.], AAT3103IJQ-1-T1 Datasheet - Page 14

• Manufacturer Part Number: AAT3103IJQ-1-T1
• Description: 3-Channel Charge-Pump LED Driver
• Manufacturer: AAT [Advanced Analog Technology, Inc.]

Evaluation Board Schematic
14
ChargePump
DC-
C
10μF
+
C5
4.7μF
DC+
1 2 3
R8 10k
L1
4.7μH
VCC
TM
1
6
4
U4
AAT1217-3.3
SW
VIN
SHDN
VOUT
GND
JP1
C3
1μF
FB
C1
1μF
Figure 8: AAT3103 Evaluation Board Schematic.
5
3
2
C2
1μF
1
2
3
4
5
U1
AAT3103-1
OUT
D1
C+
C-
IN
CYCLE
DOWN
AAT3103-1
White LED
C6
4.7μF
UP
w w w . a n a l o g i c t e c h . c o m
Driver
S1
S2
S3
EN/SET
R2
20k
JP5
AGND
RSET
D2
D3
R5
1k
10
9
8
7
6
JP2
R4
1k
JP3
R3
1k
JP4
R1
14.3k
3-Channel Charge-Pump LED Driver
D3
1
2
3
4
U2
PIC12F675
D2
VDD
GP5
GP4
GP3
D1
PRODUCT DATASHEET
VSS
GP0
GP1
GP2
8
7
6
5
AAT3103
R6
330Ω
Green
LED1
Microcontroller
S
2
VR1
POT10K
Cwire
3103.2008.03.1.0
0.1μF
C4
R7
330Ω
LED2
Red