AAT1154 Ver la hoja de datos (PDF) - Analog Technology Inc
Número de pieza
componentes Descripción
Fabricante
AAT1154 Datasheet PDF : 16 Pages
| |||
SwitchRegTM
Typical Characteristics
Output Voltage vs. Temperature
(IOUT = 2A)
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-20
0
20
40
60
80
100
Temperature (°C)
Over-Temperature Current vs. Input Voltage
(VOUT = 3.3V)
3.6
3.4
70°C
3.2
3
2.8
85°C
2.6
2.4
2.2 100°C
2
3.5
3.75
4
4.25
4.5
4.75
5
Input Voltage (V)
5.25
5.5
Non-Switching Operating Current vs. Temperature
(FB = 0V)
0.8
VIN = 5.5V VIN = 5.0V
0.7
0.6
VIN = 4.2V
0.5
VIN = 3.6V
VIN = 2.7V
0.4
-20
0
20
40
60
80
100
120
Temperature (°C)
PRODUCT DATASHEET
AAT1154
1MHz 3A Step-Down DC/DC Converter
Line Regulation
(VOUT = 3.3V)
1
0
IO = 0.3A
-1
-2
-3
IO = 3.0A
-4
-5
3
3.5
4
4.5
5
5.5
6
Input Voltage (V)
Load Regulation
(VIN = 5.0V; VIN = 3.3V)
0.0
-1.0
-2.0
-3.0
-4.0
-5.0
-6.0
-7.0
-8.0
-9.0
-10.0
0.01
0.1
1
10
Load Current (A)
Over-Temperature Shutdown
Current vs. Temperature
(VOUT = 3.3V; VIN = 5.0V; L = 1.5μH)
6
5.5
5
4.5
4
3.5
3
2.5
2
10 20 30 40
50 60
70 80
90 100
Temperature (°C)
6
www.analogictech.com
1154.2007.11.1.7
Share Link: 