B41754

Useful life

depending on ambient temperature

(for base cooling) under ripple current operating conditions at

Depending on ambient temperature

base

3500 h rated service life at 125 °C;

up to 500 h (accumulated) operating at 150 °C in discontinous operation

1,5

40

0

0,5

1,0

50

70

60

80

2,5

2,0

3,0

3,5

4,5

100

90

110

˚C

120

130

KAL0837-8

B41754

R

Ι

R

;

(B)

~

AB

T ; T

1,5

40

0

0,5

1,0

50

70

60

80

2,5

2,0

3,0

3,5

4,5

100

90

110

˚C

120

130

B41754

KAL0838-G

R

Ι

R

;

(B)

~

AB

T ; T

1) Refer to page 40 for an explanation on how to interpret the useful life graphs.