AAT1155(2004) Ver la hoja de datos (PDF) - Analog Technology Inc
Número de pieza
componentes Descripción
Fabricante
AAT1155 Datasheet PDF : 16 Pages
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Typical Characteristics
RDS(ON) vs. Temperature
90
2.7V
80
3.6V
4.2V
70
60
5.0V 5.5V
50
40
-20
0
20
40
60
80
100
120
Temperature (°C)
AAT1155
1MHz 2.5A Buck DC/DC Converter
Oscillator Frequency Variation vs.
Supply Voltage (VOUT =3.3V)
0.5
0.25
0
-0.25
-0.5
3.5
4
4.5
5
5.5
Input Voltage (V)
RDS(ON) vs. VIN, IDS = 1A
80
75
70
65
60
55
50
45
40
2.5
3
3.5
4
4.5
5
5.5
Input Voltage (V)
Oscillator Frequency Variation vs. Temperature
VIN=5V
1
0
-1
-2
-3
-4
-20
0
20
40
60
80
100
Temperature (°C)
Enable Threshold vs. Input Voltage
1.2
1.1
EN(H)
1
0.9
0.8
0.7 EN(L)
0.6
2.5
3
3.5
4
4.5
5
5.5
Input Voltage (V)
Output Voltage vs. Temperature
IOUT = 2A, VO = 3.3V
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-20
0
20
40
60
80
100
Temperature (°C)
1155.2004.08.1.2
5
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