High Efficiency 1.5X Fractional Charge
Pumps For White LED Applications
Pin Descriptions
Part #
AAT3114/14A
AAT3113
AAT3113, AAT3114/14A
Symbol
D2
D3
D4
D5
D6
C1+
C1-
NC
OUT
C2+
C2-
GND
NC
VIN
EN/SET
D1
Function
Current source output 2.
Current source output 3.
Current source output 4.
Current source output 5 (AAT3114/14A option only).
Current source output 6 (AAT3114/14A option only).
Flying capacitor 1 positive terminal.
Flying capacitor 1 negative terminal.
No connect.
Charge pump output. Requires 1µF bypass capacitor to ground.
Flying capacitor 2 positive terminal.
Flying capacitor 2 negative terminal.
Ground.
No connect.
Input power supply. Requires 1µF bypass capacitor to ground.
Control pin using S
2
Cwire serial interface.
Current source output 1. Required reference current source. Do not leave
pin floating.
Exposed paddle (bottom); connect to GND directly beneath package.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
EP
7
6
5
N/A
N/A
4
3
N/A
2
1
12
11
N/A
10
9
8
Pin Configuration
TSOPJW-12
(Top View)
AAT3113
QFN44-16
(Top View)
AAT3114/14A
EN/SET
15
NC
VIN
14
13
D1
16
C2+
OUT
C1-
C1+
D4
D3
1
2
3
4
5
6
12
11
10
9
8
7
C2-
GND
VIN
EN/SET
D1
D2
D2
D3
D4
D5
1
12
GND
C2-
C2+
OUT
2
11
3
10
4
9
5
6
7
8
C1+
D6
NC
C1-
2
3113.2006.07.1.9
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
