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AAT2806IXN-4.5-T1 参数 Datasheet PDF下载

AAT2806IXN-4.5-T1图片预览
型号: AAT2806IXN-4.5-T1
PDF下载: 下载PDF文件 查看货源
内容描述: 双通道高效率电荷泵白光LED和Flash应用程序 [Dual High Efficiency Charge Pump for White LED and Flash Applications]
分类和应用:
文件页数/大小: 16 页 / 578 K
品牌: AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
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AAT2806  
Dual High Efficiency Charge Pump  
for White LED and Flash Applications  
Pin Descriptions  
Pin #  
Symbol  
Function  
1
2
3
C3-  
C3+  
Flying capacitor 3 negative terminal.  
Flying capacitor 3 positive terminal. Connect a 1µF capacitor between C3+ and C3-.  
Regulated output voltage for the flash LED. Requires 1µF capacitor connected between  
this pin and ground.  
VOUT_FL  
4
5
VIN  
D4  
Input power supply. Requires 1µF capacitor connected between this pin and ground.  
Current sink input 4.  
6
D3  
Current sink input 3.  
7
D2  
Current sink input 2.  
8
D1  
Current sink input 1.  
9
GND  
EN/SET  
Ground.  
10  
S2Cwire serial interface control pin. It is used to enable/disable the backlight charge  
pump and to control the brightness of the white LEDs.  
Flying capacitor 1 positive terminal. Connect a 1µF capacitor between C1+ and C1-.  
Flying capacitor 1 negative terminal.  
11  
12  
13  
C1+  
C1-  
VOUT_BL  
Regulated output voltage for the white LEDs. Requires 1µF capacitor connected  
between this pin and ground.  
14  
15  
16  
EP  
C2+  
C2-  
Flying capacitor 2 positive terminal. Connect a 1µF capacitor between C2+ and C2-.  
Flying capacitor 2 negative terminal.  
EN_FLSH  
Enable/disable pin for the flash charge pump.  
Exposed paddle (bottom); connect to GND directly beneath package.  
Pin Configuration  
TDFN44-16  
(Top View)  
1
2
3
4
5
6
7
8
16  
15  
14  
13  
12  
11  
10  
9
EN_FLSH  
C2-  
C3-  
C3+  
VOUT_FL  
VIN  
D4  
C2+  
VOUT_BL  
C1-  
C1+  
D3  
D2  
EN/SET  
GND  
D1  
2
2806.2006.04.1.8