FDR8321L Ver la hoja de datos (PDF) - Fairchild Semiconductor
Número de pieza
componentes Descripción
Fabricante
FDR8321L Datasheet PDF : 8 Pages
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Typical Electrical Characteristics (TA = 25 OC unless otherwise noted )
0.4
0.4
TJ = 125° C
TJ = 125° C
0.3
0.3
TJ = 25° C
0.2
0.2
TJ = 25° C
0.1
V IN = 5V
V ON/OFF= 1.5 - 8V
PW =300us, D≤ 2%
0
0
1
2
3
4
5
I L (A)
Figure 1. Conduction Voltage Drop versus
Load Current at Input Voltage 5V.
0.1
V IN = 2.5V
V ON/OFF= 1.5 - 8V
PW =300us, D≤ 2%
0
0
1
2
3
4
5
I L (A)
Figure 2. Conduction Voltage Drop versus
Load Current at Input Voltage 2.5V.
0.4
I L = 2.9A
VON/OFF = 1.5 - 8V
PW =300us, D≤ 2%
0.3
0.2
TA = 125° C
0.1
TA = 25° C
0
1
2
3
4
5
V IN ,(V)
Figure 3. Conduction Voltage Drop versus
input Voltage at Load Current 2.9A.
0.4
I L = 2A
VON/OFF = 1.5 - 8V
PW =300us, D≤ 2%
0.3
0.2
TA = 125° C
0.1
TA = 25° C
0
1
2
3
4
5
VIN ,(V)
Figure 4. Conduction Voltage Drop versus
Input Voltage at Load Current 2A.
100
80
t d(off)
60
40
20
t d(on)
0
0
0.5
Vin = 5V
Ci = 10uF
Von/off = 3.3V
R1 = 10KOhm
I L = 1A
Co = 1uF
tf
tr
1
1.5
2
2.5
3
R2 (KOhm)
Figure 5. Switching Variation with R2
at Vin=5V and R1=10KΩ.
50
40
30
20
10
0
0
t d(off)
tf
Vin = 2.5V
Ci = 10uF
Von/off = 3.3V
R1 = 10KOhm
IL = 1A
Co = 1uF
tr
t d(on)
0.5
1
1.5
2
2.5
3
R2 (KOhm)
Figure 6. Switching Variation with R2
at Vin=2.5V and R1=10KΩ.
FDR8321L Rev.C
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