RT8283B Ver la hoja de datos (PDF) - Richtek Technology
Número de pieza
componentes Descripción
Fabricante
RT8283B Datasheet PDF : 14 Pages
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RT8283B
Typical Operating Characteristics
100
90
80
70
60
50
40
30
20
10
0
0.0
Efficiency vs. Output Current
VIN = 12V
VIN = 24V
VOUT = 3.3V
0.3 0.5 0.8 1.0 1.3 1.5 1.8 2.0
Output Current (A)
Reference Voltage vs. Temperature
0.820
0.815
0.810
0.805
0.800
0.795
0.790
0.785
0.780
-50 -25
VIN = 12V, VOUT = 3.3V, IOUT = 0A
0
25 50 75
Temperature (°C)
100 125
1.40
1.35
1.30
1.25
1.20
1.15
1.10
1.05
1.00
4
Frequency. vs. Input Voltage
VOUT = 3.3V, IOUT = 0A
6 8 10 12 14 16 18 20 22 24
Input Voltage (V)
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6
Reference Voltage vs. Input Voltage
0.820
0.815
0.810
0.805
0.800
0.795
0.790
0.785
0.780
VIN = 4.5 to 23V, VOUT = 3.3V, IOUT = 0A
4 6 8 10 12 14 16 18 20 22 24
Input Voltage (V)
3.360
3.350
3.340
3.330
3.320
3.310
3.300
3.290
3.280
3.270
3.260
3.250
3.240
0
Output Voltage vs. Output Current
VIN = 23V
VIN = 12V
VOUT = 3.3V
0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3
Output Current (A)
1.40
1.35
1.30
1.25
1.20
1.15
1.10
1.05
1.00
-50
Frequency vs. Temperature
VIN = 12V, VOUT = 3.3V, IOUT = 0A
-25 0
25 50 75 100 125
Temperature (°C)
DS8283B-01 March 2011
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