AAT3123(2003) Ver la hoja de datos (PDF) - Advanced Analogic Technologies
Número de pieza
componentes Descripción
Fabricante
AAT3123
(Rev.:2003)
(Rev.:2003)
Advanced Analogic Technologies
AAT3123 Datasheet PDF : 18 Pages
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AAT3123/4
High Efficiency 1X/1.5X Fractional Charge
Pump for White LED Applications
Pin Descriptions
Pin #
AAT3123
(TSOPJW-12)
AAT3124
(16LD 4x4 QFN)
8
16
7
1
6
4
5
5
2
3
4
6
3
7
1
10
12
11
11
12
2
9
10
14
9
15
8, 13
Symbol
D1
D2
D3
D4
D5
D6
C1+
C1-
C2+
C2-
GND
OUT
IN
EN/SET
NC
Function
Current source output #1
Current source output #2
Current source output #3
Current source output #4
Current source output #5
Current source output #6
Flying Capacitor 1 + terminal. Connect a 1µF capaci-
tor between C1+ and C1-.
Flying Capacitor 1 - terminal
Flying Capacitor 2 + terminal. Connect a 1µF capaci-
tor between C2+ and C2-.
Flying Capacitor 2 - terminal
Ground
Charge pump output. Requires 1µF capacitor connect-
ed between this pin and ground.
Input power supply. Requires 1µF capacitor connected
between this pin and ground.
Control Pin using S2Cwire serial interface.
No Connection
Pin Configuration
12-Lead TSOPJW
(Top View)
C2+ 1
12 C2-
OUT 2
11 GND
C1- 3 AAT 3123 10 IN
C1+ 4
9 EN/SET
D4 5
8 D1
D3 6
7 D2
16 LD 4x4mm QFN
(Top View)
EN/
D1 SET IN NC
16 15 14 13
D2 1
12 GND
D5* 2
D6* 3
AAT 3124
11 C2-
10 C2+
D3 4
9 OUT
56 78
D4 C1+ C1- NC
2
3123.2003.09.1.1
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