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AAT3194 Datasheet(PDF) 2 Page - Advanced Analogic Technologies

Part No. AAT3194
Description  High Efficiency 1.5X Fractional Charge Pump For White LED Applications
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Maker  ANALOGICTECH [Advanced Analogic Technologies]
Homepage  http://www.analogictech.com
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AAT3194 Datasheet(HTML) 2 Page - Advanced Analogic Technologies

 
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Pin Descriptions
Pin Configuration
TSOPJW-12
(Top View)
1
2
3
4
5
6
12
11
10
9
8
7
C2+
OUT
C1-
C1+
D4
D3
C2-
GND
IN
EN/SET
D1
D2
Pin #
Symbol
Function
1
C2+
Flying capacitor 2 positive terminal. Connect a 1µF ceramic capacitor between C2+
and C2-.
2
OUT
Charge pump output. Requires 1µF bypass capacitor to ground.
3
C1-
Flying capacitor 1 negative terminal.
4
C1+
Flying capacitor 1 positive terminal. Connect a 1µF ceramic capacitor between C1+
and C1-.
5
D4
Current source output 4.
6
D3
Current source output 3.
7
D2
Current source output 2.
8
D1
Current source output 1. Required reference current source. Do not leave pin floating.
9
EN/SET
Control pin using S2Cwire serial interface.
10
IN
Input power supply. Requires 1µF or larger ceramic capacitor to ground.
11
GND
Ground.
12
C2-
Flying capacitor 2 negative terminal.
AAT3194
High Efficiency 1.5X Fractional Charge
Pump For White LED Applications
2
3194.2006.09.1.0


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