1.1

Characteristics (curves)

Figure 1. Peak current versus duty cycle

IM(A)

0

20

40

60

80

100

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

P = 2W

P = 2W

P = 1W

P = 1W

P = 5W

P = 5W

δ

T

δ = tp/T

tp

Figure 2. Average forward power dissipation versus

average forward current

0.0

0.4

0.8

1.2

1.6

2.0

2.4

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

2.2

2.4

PF(AV)(W)

IF(AV)(A)

= 0.05

= 0.2

= 0.1

= 0.

= 1

T

=tp/T

tp

Figure 3. Forward voltage drop versus forward current

(typical values)

0.01

0.10

1.00

10.00

100.00

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

T j = 25 °C

T

j = 150 °C

I

F(A)

V

F(V)

Figure 4. Forward voltage drop versus forward current

(maximum values)

0.01

0.10

1.00

10.00

100.00

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

T j = 25 °C

T

j = 150 °C

I

F(A)

V

F(V)

Figure 5. Relative variation of thermal impedance junction

to lead versus pulse duration (SMB)

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

1.E-04

1.E-03

1.E-02

1.E-01

1.E+00

1.E+01

Z

th(j-l) / Rth(j-l)

t

p(s)

Figure 6. Junction capacitance versus reverse voltage

applied (typical values)

1

10

100

1

10

100

1000

C(pF)

F = 1 MHz

V

osc= 30 mVRMS

T

j = 25 °C

VR(V)

STTH2R02-Y

Characteristics (curves)

DS6945 - Rev 3

page 4/10