IRF3808S/LPbF
4
www.irf.com © 2013 International Rectifier Submit Datasheet Feedback November 01, 2013
Fig 8. Maximum Safe Operating Area
Fig 6. Typical Gate Charge Vs.
Gate-to-Source Voltage
Fig 5. Typical Capacitance Vs.
Drain-to-Source Voltage
Fig 7. Typical Source-Drain Diode
Forward Voltage
1 10 100
V
DS
, Drain-to-Source Voltage (V)
100
1000
10000
100000
C
,
C
a
p
a
c
i
t
a
n
c
e
(
p
F
)
Coss
Crss
Ciss
V
GS
= 0V, f = 1 MHZ
C
iss
= C
gs
+ C
gd
, C
ds
SHORTED
C
rss
= C
gd
C
oss
= C
ds
+ C
gd
0.0 0.5 1.0 1.5 2.0
V
SD
, Source-toDrain Voltage (V)
0.10
1.00
10.00
100.00
1000.00
I
S
D
,
R
e
v
e
r
s
e
D
r
a
i
n
C
u
r
r
e
n
t
(
A
)
T
J
= 25°C
T
J
= 175°C
V
GS
= 0V
1 10 100 1000
V
DS
, Drain-toSource Voltage (V)
1
10
100
1000
10000
I
D
,
D
r
a
i
n
-
t
o
-
S
o
u
r
c
e
C
u
r
r
e
n
t
(
A
)
Tc = 25°C
Tj = 175°C
Single Pulse
1msec
10msec
OPERATION IN THIS AREA
LIMITED BY R
DS
(on)
100μsec
0 40 80 120 160
0
2
4
6
8
10
12
Q , Total Gate Charge (nC)
V , Gate-to-Source Voltage (V)
G
GS
I =
D
82A
V = 15V
DS
V = 37V
DS
V = 60V
DS