AAT1162 查看數據表（PDF） - Advanced Analogic Technologies
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AAT1162 Datasheet PDF : 18 Pages
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SwitchRegTM
Typical Characteristics
Test circuit of Figure 2, unless otherwise specified.
Supply Current vs. Input Voltage
(VOUT = 5V)
170
160
150
140
130
85°C
120
25°C
-40°C
110
6
7
8
9
10
11
12
Input Voltage (V)
N-Channel RDS(ON) vs. Temperature
120
100
80
60
40
20
0
-40
VIN = 12V
VIN = 6V
-15
10
35
60
85
Temperature (°C)
Switching Frequency vs. Temperature
810
805
800
795
790
785
780
775
770
-40
VIN = 6V
VIN = 12V
-15
10
35
60
85
Temperature (°C)
PRODUCT DATASHEET
AAT1162
12V, 1.5A Step-Down DC/DC Converter
Switching Current vs. Temperature
(VOUT = 5V)
170
160
150
140
130
120
110
-40
VIN = 12V
VIN = 6V
-15
10
35
60
85
Temperature (°C)
P-Channel RDS(ON) vs. Temperature
(VIN = 6V)
200
180
160
140
120
100
80
60
40
VIN = 6V
20
VIN = 12V
0
-40
-15
10
35
60
85
Temperature (°C)
Start-up Time
(VOUT = 5.0V; CFF = 100pF; RLOAD = 1.5A;
CIN = 10µF; COUT = 22µF; L = 3.8µH)
6
6
5
5
VEN
4
4
3
VOUT
3
2
2
1
I LOAD
1
0
0
Time (500µs/div)
6
www.analogictech.com
1162.2008.01.1.3
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