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AAT2805 参数 Datasheet PDF下载

AAT2805图片预览
型号: AAT2805
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 / 657 K
品牌: AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
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Dual High Efficiency Charge Pump
for White LED and Flash Applications
Typical Characteristics–Flash Driver Charge Pump Section
Output Ripple Voltage vs. Time
(I
OUT
= 50mA @ V
IN
= 3.5V)
V
IN
(10mV/div)
V
OUT
(10mV/div)
V
IN
(10mV/div)
V
OUT
(20mV/div)
AAT2805
Output Ripple Voltage vs. Time
(I
OUT
= 100mA @ V
IN
= 3.5V)
I
IN
(10mA/div)
I
IN
(10mA/div)
Time (500ns/div)
Time (500ns/div)
Supply Current vs. Supply Voltage
I
OUT
= 0μA
C
3
= 1μF
V
EN_FL
= V
IN
Oscillator Frequency vs. Supply Voltage
Oscillator Frequency (MHz)
1.30
3.00
Supply Current (mA)
2.75
2.50
2.25
2.00
1.75
1.50
1.25
1.00
2.5
1.25
+25°C
1.20
+85°C
-40°C
1.15
3.0
3.5
4.0
4.5
5.0
1.10
2.7
3.2
3.7
4.2
4.7
Supply Voltage (V)
Supply Voltage (V)
6
2805.2006.04.1.7