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Pds1045 – Diodes PDS1045 User Manual

Page 3

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POWERDI is a registered trademark of Diodes Incorporated.

PDS1045

Document number: DS30539 Rev. 14 - 2

3 of 5

www.diodes.com

October 2012

© Diodes Incorporated

PDS1045




0

1.5

3.0

4.5

6.0

0

3

6

9

12

15

P

,

P

O

WE

R

DI

SSI

P

A

T

IO

N

(W

)

D

I

, AVERAGE FORWARD CURRENT (A)

Fig. 1 Forward Power Dissipation

F(AV)

I

, I

N

ST

ANT

A

NE

O

U

S F

O

RW

ARD

CURRENT

(

A

)

F

V , INSTANTANEOUS FORWARD VOLTAGE (V)

Fig. 2 Typical Forward Characteristics

F

10

1

100m

1m

10m

100

0

15

30

45

V , INSTANTANEOUS REVERSE VOLTAGE (V)

Fig. 3 Typical Reverse Characteristics

R

I,

I

N

S

T

A

N

T

A

N

E

O

U

S

R

EV

E

R

SE

C

U

R

R

E

N

T

(A

)

R

T = 25°C

J

T = 85°C

J

T = 125°C

J

T = -65°C

J

100

0

10

30

20

C

,

T

O

T

AL

C

A

P

A

C

IT

A

N

C

E (

p

F

)

T

V , DC REVERSE VOLTAGE (V)

Fig. 4 Total Capacitance vs. Reverse Voltage

R

0

2.5

5.0

7.5

12.5

10.0

0

25

50

75

100

125

150

175

I,

A

V

E

R

A

G

E

F

O

R

WA

R

D

C

U

R

R

E

N

T

(A

)

F(A

V

)

T , AMBIENT TEMPERATURE (°C)

Fig. 5 Forward Current Derating Curve

A

0

40

20

200

180

160

140

120

100

80

60

0

10

15

5

20

25

30

35

40

45

T

, D

E

R

A

T

ED AM

BI

E

N

T

T

EM

P

E

R

A

T

U

R

E (

°C

)

A

V , DC REVERSE VOLTAGE (V)

Fig. 6 Operating Temperature Derating

R