
40CPQ080G, 40CPQ100G
Bulletin PD-20803 11/05
3
www.irf.com
Fig. 2 - Typical Values Of Reverse Current
Vs. Reverse Voltage (Per Leg)
Fig. 3 - Typical Junction Capacitance
Vs. Reverse Voltage (Per Leg)
Fig. 4 - Max. Thermal Impedance Z
thJC Characteristics (Per Leg)
Fig. 1 - Max. Forward Voltage Drop Characteristics
(Per Leg)
.001
.01
.1
1
10
.00001
.0001
.001
.01
.1
1
10
100
D=0.33
D=0.50
D=0.25
D=0.17
D=0.08
1
th
JC
t , RectangularPulseDuration(Seconds)
Th
er
m
al
Im
ped
anc
e
-
Z
(
°C
/W
)
SinglePulse
(Thermal Resistance)
Notes:
1. DutyfactorD= t / t
2. PeakT =P xZ
+T
2
t
1
t
P
DM
1
J
C
2
DM
thJC
100
1000
0
20
406080
100
T =25°C
J
ReverseVoltage-V (V)
R
T
Ju
nc
tio
n
C
apac
ita
n
ce
-C
(
p
F
)
.1
1
10
100
1000
0.4
.8
1.2
1.6
2
FM
F
In
st
ant
ane
ous
F
o
rw
ar
dC
u
rr
e
nt
-I
(A
)
T =175°C
T =125°C
T = 25°C
J
ForwardVoltageDrop-V
(V)
.001
.01
.1
1
10
100
1000
0
204060
80
100
R
T =175°C
150°C
125°C
100°C
75°C
50°C
25°C
J
ReverseVoltage-V (V)
R
ev
er
se
C
u
rr
en
t-
I
(m
A)