AAT3169 View Datasheet(PDF) - Advanced Analogic Technologies
Part Name
Description
MFG CO.
AAT3169
Advanced Analogic Technologies
'AAT3169' PDF : 13 Pages View PDF
SwitchRegTM
PRODUCT DATASHEET
AAT3169
High Efficiency 1X/1.5X/2X Charge Pump for White LED Applications
Pin Descriptions
Pin #
AAT3169ISN
1
2
3
AAT3169IFP
2
3
n/a
4
6
5
7
6
4
7
5
8
8
9, 11
10
10
9
12
11
13
12
14
13
15
14
16
1
EP
n/a
Symbol
D6
EN/SET
N/C
OUTCP
C2+
C1+
C1-
C2-
GND
IN
D1
D2
D3
D4
D5
Function
Current sink input #6.
AS2Cwire serial interface control pin.
No connection.
Charge pump output to drive load circuit. Requires 1µF capacitor connected between
this pin and ground.
Flying capacitor 2 positive terminal. Connect a 1µF capacitor between C2+ and C2-.
Flying capacitor 1 positive terminal. Connect a 1µF capacitor between C1+ and C1-.
Flying capacitor 1 negative terminal.
Flying capacitor 2 negative terminal.
Ground.
Input power supply. Requires 1µF 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.
Pin Configuration
QFN44-16
(Top View)
STDFN33-14
(Top View)
D6 1
EN/SET 2
N/C 3
OUTCP 4
12 D1
11 GND
10 IN
9 GND
D5 1
D6 2
EN/SET 3
C1+ 4
C1- 5
OUTCP 6
C2+ 7
14 D4
13 D3
12 D2
11 D1
10 GND
9 IN
8 C2-
2
www.analogictech.com
3169.2008.03.1.3
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