Datasheet

AUIRGPS4067D1
8 www.irf.com
Fig. 26. Maximum Transient Thermal Impedance, Junction-to-Case (DIODE)
Fig 25. Maximum Transient Thermal Impedance, Junction-to-Case (IGBT)
1E-006 1E-005 0.0001 0.001 0.01 0.1 1
t
1
, Rectangular Pulse Duration (sec)
0.0001
0.001
0.01
0.1
1
T
h
e
r
m
a
l
R
e
s
p
o
n
s
e
(
Z
t
h
J
C
)
0.20
0.10
D = 0.50
0.02
0.01
0.05
SINGLE PULSE
( THERMAL RESPONSE )
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc
Ri (°C/W) i (sec)
0.0564 0.000253
0.0888 0.003155
0.0547 0.014893

J

J

1

1

2

2

3

3
R
1
R
1
R
2
R
2
R
3
R
3


C
Ci iRi
Ci= iRi
1E-006 1E-005 0.0001 0.001 0.01 0.1 1
t
1
, Rectangular Pulse Duration (sec)
0.0001
0.001
0.01
0.1
1
T
h
e
r
m
a
l
R
e
s
p
o
n
s
e
(
Z
t
h
J
C
)
0.20
0.10
D = 0.50
0.02
0.01
0.05
SINGLE PULSE
( THERMAL RESPONSE )
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc

J

J

1

1

2

2

3

3
R
1
R
1
R
2
R
2
R
3
R
3
Ci iRi
Ci= iRi


C

4

4
R
4
R
4
Ri (°C/W) i (sec)
0.00597 0.000016
0.14039 0.000387
0.19117 0.004096
0.10156 0.021245