AAT3113, AAT3114/14A
High Efficiency 1.5X Fractional Charge
Pumps For White LED Applications
Pin Descriptions
Part #
Symbol Function
AAT3114/14A
AAT3113
1
2
7
6
D2
D3
Current source output 2.
Current source output 3.
3
5
D4
Current source output 4.
4
N/A
N/A
4
D5
Current source output 5 (AAT3114/14A option only).
Current source output 6 (AAT3114/14A option only).
Flying capacitor 1 positive terminal.
5
D6
6
C1+
C1-
NC
7
3
Flying capacitor 1 negative terminal.
No connect.
8
N/A
2
9
OUT
C2+
C2-
GND
NC
Charge pump output. Requires 1µF bypass capacitor to ground.
Flying capacitor 2 positive terminal.
10
11
12
13
14
15
16
1
12
11
N/A
10
9
Flying capacitor 2 negative terminal.
Ground.
No connect.
VIN
EN/SET
D1
Input power supply. Requires 1µF bypass capacitor to ground.
Control pin using S2Cwire serial interface.
Current source output 1. Required reference current source. Do not leave
pin floating.
8
EP
Exposed paddle (bottom); connect to GND directly beneath package.
Pin Configuration
TSOPJW-12
(Top View)
AAT3113
QFN44-16
(Top View)
AAT3114/14A
1
2
3
4
5
6
12
C2+
OUT
C1-
C1+
D4
C2-
GND
VIN
EN/SET
D1
D2
1
2
3
4
12
11
10
9
D2
D3
D4
D5
GND
C2-
11
10
9
C2+
OUT
8
7
D3
2
3113.2006.07.1.9
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
