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參數(shù)資料
| 型號： | AIC1553CVTR |
| 廠商： | Analog Integrations Corporation |
| 英文描述： | Compact 500KHz PWM/PFM, Step-Down DC/DC Converters |
| 中文描述： | 緊湊500KHz的PWM / PFM切換，降壓DC / DC轉(zhuǎn)換器 |
| 文件頁數(shù)： | 6/9頁 |
| 文件大?。?/td> | 391K |
| 代理商： | AIC1553CVTR |
AIC1553
6
(Continued)
Fig. 11 Start-up I
LOAD
=400mA
V
IN
=3.3V, V
OUT
=2.5V
Fig. 12 Load Transient Response
I
LOAD
=20mA to 400mA
V
IN
=3.3V, V
OUT
=2.5V
5
x1
x20
VIN
Shutdown
FB
REF
REF
Control
PWM/PFM
PFM
Comparator
+
-
V
IN
Current AMP.
Current Limit
Comparator
+
-
+
-
X 5
Comparator
PWM
+
-
AMP.
Error
+
-
Phase
Compensation
Compensation
Slope
Oscillator
500KHz
Driver
FB
Control
Logic
SHDN
0.75V
REF
GND
VIN
LX
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