Figure 25. Reverse recovery energy vs diode current slope

IGBT29101520M65FRRE

0.25

0.20

0.15

0.10

0.05

200

800

1400

2000

Err

(mJ)

di/dt (A/µs)

VCC = 400 V, VGE = 15 V, IF = 20 A, Tj = 175 °C

Figure 26. Thermal impedance for IGBT

ZthTOF2T_B

t

p

Z

th= k R thj-C

δ = t

p / Ƭ

Ƭ

Zth = k*Rthj-c

δ = tp /Ƭ

tp

Ƭ

10-3

10-2

10-1

10-5

10-4

10-3

10-2

10-1

100

tp (s)

Figure 27. Thermal impedance for diode

GC20940

10 -1

10 -2

10 -3

10 -4

10 -3

10 -2

10 -1

10 0

K

t p (s)

STGF20M65DF2

Electrical characteristics (curves)

DS11363 - Rev 4

page 9/16