Datasheet

IRF5803PbF
6 www.irf.com
Fig 13. Typical On-Resistance Vs.
Drain Current
Fig 12. Typical On-Resistance Vs.
Gate Voltage
Fig 14b. Gate Charge Test Circuit
Fig 14a. Basic Gate Charge Waveform
Q
G
Q
GS
Q
GD
V
G
Charge
D.U.T.
V
DS
I
D
I
G
-3mA
V
GS
.3µF
50KΩ
.2µF
12V
Current Regulator
Same Type as D.U.T.
Current Sampling Resistors
+
-
0.0 5.0 10.0 15.0
-I
D
, Drain Current ( A )
0.00
0.10
0.20
0.30
0.40
R
D
S
(
o
n
)
,
D
r
a
i
n
-
t
o
-
S
o
u
r
c
e
O
n
R
e
s
i
s
t
a
n
c
e
(
Ω
)
VGS = -4.5V
VGS = -10V
4.0 8.0 12.0 16.0
-V
GS,
Gate -to -Source Voltage (V)
0.00
0.05
0.10
0.15
0.20
R
D
S
(
o
n
)
,
D
r
a
i
n
-
t
o
-
S
o
u
r
c
e
O
n
R
e
s
i
s
t
a
n
c
e
(
Ω
)
I
D
= -3.4A