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參數(shù)資料
| 型號： | AIC1622COTR |
| 廠商： | Analog Integrations Corporation |
| 英文描述： | High Efficiency Synchronous Step-Up DC/DC Converter |
| 中文描述： | 高效率同步降壓型DC / DC轉(zhuǎn)換器 |
| 文件頁數(shù)： | 5/12頁 |
| 文件大小： | 456K |
| 代理商： | AIC1622COTR |
AIC1620/AIC1621/AIC1622
5
n
TYPICAL PERFORMANCE CHARACTERISTICS
(Continued)
0.01
0.1
1
10
100
1000
Fig. 3 V
OUT
=3.3V CLSEL=GND (0.45A)
E
Loading (mA)
40
50
60
70
80
90
100
V
IN
=2.4V
V
IN
=1.2V
0.01
0.1
1
10
100
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
Fig. 4 Start-up Voltage vs. Load Current
Without Diode
With Diode
S
Load Current (mA)
1.0
1.5
2.0
2.5
3.0
3.5
4.0
-0.10
-0.08
-0.06
-0.04
-0.02
0.00
0.02
0.04
0.06
0.08
0.10
Fig. 5 Shutdown Current vs. V
OUT
S
μ
A
V
OUT
(V)
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
Fig. 6 Shutdown Threshold vs. Output Voltage
S
Output Voltage (V)
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
2.6
2.8
3.0
0
100
200
300
400
500
600
700
800
Fig. 7 Maximum Output Current vs. Input Voltage
CLSEL=OUT
CLSEL=GND
M
Input Voltage (V)
V
OUT
=3.3V
Fig. 8 Heavy Load Waveform
LX pin waveform
V
OUT
AC Couple
Inductor Current
V
IN
=2.4V
V
OUT
=3.3V
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