AAT3167_07 ANALOGICTECH [Advanced Analogic Technologies], AAT3167_07 Datasheet - Page 2

• Manufacturer Part Number: AAT3167_07
• Description: High Efficiency 1X/1.5X/2X Charge Pump for White LED Applications
• Manufacturer: ANALOGICTECH [Advanced Analogic Technologies]

Pin Descriptions
Pin Configuration
2
AAT3167ISN
9, 11
1, 3
EP
10
12
13
14
15
16
2
4
5
6
7
8
EN/SET
OUTCP
Pin #
N/C
N/C
AAT3167IFO
9, 11
n/a
EP
10
12
13
14
1
2
3
4
3
6
7
4
5
8
1
2
(Top View)
QFN44-16
Symbol
EN/SET
OUTCP
GND
C2+
C1+
N/C
C1-
C2-
D1
D2
D3
D4
D5
IN
12
11
10
9
D1
GND
IN
GND
Function
No connection.
AS
Charge pump output to drive load circuit. Requires 1µF ceramic capacitor
connected between this pin and ground.
Flying capacitor 2 positive terminal. Connect a 1µF ceramic capacitor
between C2+ and C2-.
Flying capacitor 1 positive terminal. Connect a 1µF ceramic capacitor
between C1+ and C1-.
Flying capacitor 1 negative terminal.
Flying capacitor 2 negative terminal.
Ground.
Input power supply. Requires 1µF ceramic capacitor connected between
this pin and ground.
Current sink input #1.
Current sink input #2.
Current sink input #3.
Current sink input #4.
Current sink input #5.
Exposed paddle (bottom); connect to ground as closely as possible to the
package.
2
Cwire serial interface control pin.
High Efficiency 1X/1.5X/2X Charge
Pump for White LED Applications
EN/SET
OUTCP
C1+
C2+
C1-
D4
D5
1
2
3
4
5
6
7
STDFN33-14
(Top View)
14
13
12
11
10
9
8
D3
D2
D1
GND
IN
GND
C2-
3167.2007.03.1.4