AAT1162 查看數據表（PDF） - Analog Technology Inc
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AAT1162 Datasheet PDF : 16 Pages
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AAT1162
12V, 1.5A Step-Down DC/DC Converter
Typical Characteristics
Test circuit of Figure 2, unless otherwise specified.
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
0.0001
Load Regulation
(VOUT = 3.3V)
VIN = 12V
VIN = 10V
VIN = 8.4V
VIN = 5V VIN = 6V
0.001
0.01
0.1
1
10
Output Current (mA)
N-Channel RDS(ON) vs. Temperature
120
100
VIN = 6V
80
60
40
VIN = 12V
20
0
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
Temperature (°C)
P-Channel RDS(ON) vs. Temperature
200
180
160
VIN = 6V
140
120
100
80
60
VIN = 12V
40
20
0
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
Temperature (°C)
Line Transient
(VOUT = 3.3V; CFF = 100pF)
8
3.48
7
3.45
6
3.42
5
3.39
4
3.36
3
3.33
2
3.3
1
3.27
0
3.24
Time (20µs/div)
Load Transient
(VOUT = 5V; CFF = 100pF)
5.2
4
5
3.5
4.8
1A
3
4.6
2.5
10mA
4.4
2
4.2
1.5
4
1
3.8
0.5
3.6
0
Time (50µs/div)
Load Transient
(VOUT = 3.3V; CFF = 100pF)
3.6
3.5
3.4
3
3.2
1.2A
2.5
3
2
2.8
10mA
1.5
2.6
1
2.4
0.5
2.2
0
2
-0.5
Time (50µs/div)
8
1162.2007.09.1.2
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