January 8, 2013

7

IRGP4660DPbF/IRGP4660D-EPbF

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

t1 , Rectangular Pulse Duration (sec)

0.0001

0.001

0.01

0.1

1

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)

0.0872 0.000114

0.1599 0.001520

0.2020 0.020330



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

t1 , Rectangular Pulse Duration (sec)

0.0001

0.001

0.01

0.1

1

10

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)

0.2774

0.000908

0.3896

0.003869

0.2540

0.030195



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