參數(shù)資料
型號(hào): AAT1152IKS-3.3-T1
廠商: Advanced Analogic Technologies, Inc.
英文描述: 850kHz 1A Synchronous Buck DC/DC Converter
中文描述: 850kHz 1A條同步降壓DC / DC轉(zhuǎn)換器
文件頁數(shù): 6/18頁
文件大?。?/td> 335K
代理商: AAT1152IKS-3.3-T1
AAT1152
850kHz 1A Synchronous Buck DC/DC Converter
6
1152.2003.01.0.9
Typical Characteristics
Loop Gain and Phase vs. Output Capacitor
V
IN
= 3.6V I
OUT
= 0.3A
-40
-32
-24
-16
-8
0
8
16
24
32
40
10
100
1000
Frequency (kHz)
G
-225
-180
-135
-90
-45
0
45
90
135
180
225
P
Phase
47
μ
F
Gain
100
μ
F
100
μ
F
69
μ
F
69
μ
F
47
μ
F
Efficiency vs. Input Voltage
V
OUT
=1.5V
50
60
70
80
90
100
2.5
3
3.5
4
4.5
5
5.5
Input Voltage (V)
E
I
O
= 1A
I
O
= 0.4A
Load Regulation
V
OUT
=3.3V, V
IN
=5.0V
-5
-4
-3
-2
-1
0
0
150
300
450
600
750
900
1050
Output Current (A)
V
O
Load Regulation
V
OUT
= 1.5V, V
IN
=3.6V
-5
-4
-3
-2
-1
0
0
150
300
450
600
750
900
I
OUT
(mA)
E
Line Regulation
V
OUT
=1.5V
-0.25
-0.15
-0.05
0.05
0.15
0.25
2.5
3
3.5
4
4.5
5.5
5
Input Voltage (V)
A
I
OUT
= 0.4A
I
OUT
= 1.0A
Output Voltage vs. Temperature
I
OUT
=900mA, V
OUT
=1.5V
-1.0
-0.6
-0.2
0.2
0.6
1.0
-20
0
20
40
60
80
100
Temperature (
°
C)
O
V
IN
= 2.7V
V
IN
= 3.6V
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