5SHY 35L4512

ABB Switzerland Ltd, Semiconductors reserves the right to change specifications without notice.

Doc. No. 5SYA1233-02 June 07

page 4 of 9

Thermal

Maximum rated values

1)

Parameter

Symbol

Conditions

min

typ

max

Unit

Junction operating temperature

-40

125

°C

Storage temperature range

-40

60

°C

Ambient operational temperature

-40

50

°C

Characteristic values

Parameter

Symbol

Conditions

min

typ

max

Unit

Thermal resistance junction-to-case

of GCT

Double side cooled

8.5

K/kW

Thermal resistance case-to-

heatsink of GCT

Double side cooled

3

K/kW

Analytical function for transient thermal

impedance:

)

e

-

(1

R

=

(t)

Z

n

1

i

t/

-

i

c)

-

th(j

i

∑

=

τ

i

1

2

3

4

5.562

1.527

0.868

0.545

τ

0.5119

0.0896

0.0091

0.0024

Fig. 1

Transient thermal impedance (junction-to-

case) vs. time (max. values)

Max. Turn-off current for Lifetime operation

•

calculated lifetime of on-board capacitors

20 years

•

with slightly forced air cooling (air velocity

> 0.5 m/s)

•

strong air cooling allows for increased

ambient temperature

Fig. 2

Max. turn-off current vs. frequency for lifetime

operation