SI3861 Ver la hoja de datos (PDF) - Fairchild Semiconductor
Número de pieza
componentes Descripción
Fabricante
SI3861 Datasheet PDF : 4 Pages
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0.4
0.35
0.3
VIN = -1.8V
VON/OFF = -1.5V -8V
PW = 300us, D < 2%
0.25
0.2
0.15
TJ = 125OC
TJ = 25OC
0.1
0.05
0
0
1
2
3
4
5
6
-IL, (A)
Figure 1. Conduction Voltage Drop
Variation with Load Current.
0.4
0.35
0.3
VIN = -4.5V
VON/OFF = -1.5V -8V
PW = 300us, D < 2%
0.25
0.2
TJ = 125OC
0.15
0.1
TJ = 25OC
0.05
0
0
1
2
3
4
5
6
-IL, (A)
Figure 3. Conduction Voltage Drop
Variation with Load Current.
1
D = 0.5
0.2
0.1
0.1
0.05
0.02
0.01
SINGLE PULSE
0.01
0.0001
0.001
0.01
0.1
0.4
0.35
0.3
VIN = -2.5V
VON/OFF = -1.5V -8V
PW = 300us, D < 2%
0.25
0.2
0.15
TJ = 125OC
TJ = 25OC
0.1
0.05
0
0
1
2
3
4
5
6
-IL, (A)
Figure 2. Conduction Voltage Drop
Variation with Load Current.
0.15
0.125
0.1
IL = -1A
VON/OFF = -1.5V -8V
PW = 300us, D < 2%
0.075
0.05
0.025
TJ = 125OC
TJ = 25OC
0
1
2
3
4
5
-VIN, INPUT VOLTAGE (V)
Figure 4. On-Resistance Variation
With Input Voltage
RθJA(t) = r(t) + RθJA
RθJA = 156 °C/W
P(pk)
t1
TJ - TA t=2 P * RθJA(t)
Duty Cycle, D = t1 / t2
1
10
100
1000
Si3861DV Rev B(W)
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