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參數(shù)資料
| 型號： | AIC1647CVTR |
| 廠商： | Analog Integrations Corporation |
| 英文描述： | WHITE LED STEP-UP CONVERTER IN SOT23 |
| 中文描述： | 白光LED升壓型轉(zhuǎn)換器在SOT23封裝 |
| 文件頁數(shù)： | 6/11頁 |
| 文件大小： | 413K |
| 代理商： | AIC1647CVTR |
AIC1647
(Continued)
Fig. 14 Start-Up from Shutdown
V
IN
=3.6V; 3 LEDs; L1=10
μ
F; C
OUT
=0.22
μ
F; I
LED
=20mA
V
SHDN
, 2V/div
I
INDUCTOR
, 100mA/div
V
OUT
, 2V/div
Fig. 15 Start-Up from Shutdown
I
INDUCTOR
, 100mA/div
V
OUT
, 20V/div
V
IN
=3.6V; 6 LEDs; L1=10
μ
F; C
OUT
=0.22
μ
F; I
LED
=10mA
V
SHDN
, 2V/div
Fig. 16 Operation Wave Form
V
OUT
, 100mV/div
V
SW
, 10V/div
I
INDUCTOR
, 100mA/div
V
IN
=3.6V; 3 LEDs; L1=10
μ
F; C
OUT
=0.22
μ
F; I
LED
=10mA
Temperature (
°
C)
Fig. 17 Output voltage vs. temperature
O
-40
-20
0
20
40
60
80
100
7.0
7.5
8.0
8.5
9.0
9.5
10.0
10.
5
11.0
6 Samples' Temperature Data
3 LEDs
I
LED
=20mA
Temperature (
°
C)
Fig. 18 LED Current vs. Temperature
L
-80
-60
-40
-20
0
20
40
60
80
100
0
5
10
15
20
25
4 LEDs
V
IN
=4.2V
V
IN
=3.6V
V
IN
=3.3V
V
IN
=2.5V
6
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