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參數(shù)資料
| 型號(hào)： | AAT3170IWP-T1 |
| 廠商： | Advanced Analogic Technologies, Inc. |
| 英文描述： | High Current LED Flash Driver Charge Pump IC |
| 中文描述： | 高電流LED閃光燈驅(qū)動(dòng)電荷泵芯片 |
| 文件頁(yè)數(shù)： | 5/15頁(yè) |
| 文件大小： | 426K |
| 代理商： | AAT3170IWP-T1 |
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AAT3170
High Current LED Flash Driver Charge Pump IC
3170.2006.10.1.0
5
Typical Characteristics
V
IN
= 3.6V, C
IN
= 4.7μF, C
OUT
= 2.2μF, C
1
= C
2
= 1μF, T
A
= 25°C, unless otherwise noted.
Turn-Off from 1.5X Mode
(V
IN
= 3.2V; 50mA/ch Load)
Time (200μs/div)
EN
(2V/div)
V
F
(1V/div)
I
IN
(200mA/div)
Turn-On to 2X Mode
(V
IN
= 3.2V; 300mA/ch Load)
Time (500μs/div)
EN
(2V/div)
V
OUT
(2V/div)
I
IN
(500mA/div)
V
SINK
(1V/div)
Turn-On to 1X Mode
(V
IN
= 4.2V; 300mA/ch Load)
Time (500μs/div)
EN
(2V/div)
V
OUT
(2V/div)
I
IN
(500mA/div)
V
SINK
(1V/div)
Turn-On to 1.5X Mode
(V
IN
= 3.2V; 50mA/ch Load)
Time (200μs/div)
EN
(2V/div)
V
OUT
(2V/div)
I
IN
(200mA/div)
V
SINK
(1V/div)
Turn-On to 1X Mode
(V
IN
= 4.2V; 50mA/ch Load)
Time (200μs/div)
EN
(2V/div)
V
OUT
(2V/div)
I
IN
(200mA/div)
V
SINK
(1V/div)
Efficiency vs. Supply Voltage
Supply Voltage (V)
E
20
30
40
50
60
70
80
90
100
2.7 2.8 2.9 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 4.0 4.1 4.2
50mA/ch
V
F
= 2.9V
152mA/ch
V
F
= 3.2V
95mA/ch
V
F
= 3.1V
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| AAT3175IWP-T1 | High Efficiency 1X/1.5X/2X Charge Pump For White LED Flash Applications |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AAT3171 | 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:High Current, High Efficiency Charge Pump with Auto-Timer |
| AAT3171AIWP-T1 | 制造商:SKYWORKS SOLUTIONS INC 功能描述:800MA FLASH DRIVER CHPUMP 12TDFN TR |
| AAT3171IWP-T1 | 制造商:Skyworks Solutions Inc 功能描述:Voltage Regulators - Switching Regulators Hi Cur Hi Efficiency Charge Pump w/ Timer |
| AAT3172 | 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:High Current LED Flash Driver Charge Pump IC |
| AAT3172_08 | 制造商:ANALOGICTECH 制造商全稱:Advanced Analogic Technologies 功能描述:High Current LED Flash Driver Charge Pump IC |
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