FAN7544 Ver la hoja de datos (PDF) - Fairchild Semiconductor
Número de pieza
componentes Descripción
Fabricante
FAN7544 Datasheet PDF : 14 Pages
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Typical Characteristics
FAN7544
0.008
0.007
0.006
0.005
0.004
0.003
0.002
0.001
0.000
-0.001
0
5
10
15
20
25
30
Vcc[V]
Figure 1. UVLO
14.0
13.5
UV+
13.0
UV-
12.5
12.0
11.5
11.0
10.5
10.0
9.5
9.0
8.5
8.0
7.5
7.0
-60 -40 -20 0
20 40 60 80 100 120 140
Temperature [°C]
Figure 3. UVLO Hysteresis
53
Rt=80kΩ, Ct=470p
52
10
idcc @VCC=30V
idcc @VCC=15V
9
idcc @VCC=12.5V
8
7
6
5
4
-60 -40 -20 0
20 40 60 80 100 120 140
Temperature [°C]
Figure 2. Dynamic Operating Current
9
icc @VCC=30V
icc @VCC=15V
8
iccl @VCC=12.5V
7
6
5
4
3
-60 -40 -20 0 20 40 60 80 100 120 140
Temperature [°C]
Figure 4. Operating Current
51
50
49
48
47
-60 -40 -20 0
20 40 60 80 100 120 140
Temperature [°C]
Figure 5. Switching Frequency
5
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