Derating curve, Transient thermal impedance, Pulse power dissipation – Diodes BCX5616Q User Manual

Page 3: Bcx5616q, Thermal characteristics and derating information

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BCX5616Q

Datasheet Number: DS37024 Rev. 1 – 2

3 of 6

www.diodes.com

March 2014

© Diodes Incorporated

BCX5616Q



Thermal Characteristics and Derating Information

0

20

40

60

80 100 120 140 160

0.0

0.2

0.4

0.6

0.8

1.0

25mm x 25mm 1oz Cu

Derating Curve

Temperature (°C)

M

a

x

P

o

wer Di

ss

ipat

ion (W)

100µ

1m

10m 100m

1

10

100

1k

0

20

40

60

80

100

120

25mm x 25mm 1oz Cu
T

amb

=

25°C

Transient Thermal Impedance

D=0.5

D=0.2

D=0.1

Single Pulse

D=0.05

T

herm

a

l Res

is

tanc

e (°

C/

W)

Pulse Width (s)

100µ

1m

10m 100m

1

10

100

1k

1

10

100

25mm x 25mm 1oz Cu
T

amb

=

25°C

Single pulse

Pulse Power Dissipation

Pulse Width (s)

M

a

x P

o

wer

Di

ss

ipat

ion (W)






0

500

1000

1500

2000

2500

0

1

2

3

0

500

1000

1500

2000

2500

40.0

60.0

80.0

100.0

120.0

140.0

2oz copper

1oz copper

T

amb

=25°C

Copper Area (sqmm)

Ma

xi

mu

m P

o

w

er

(

W

)

2oz copper

1oz copper

T

amb

=25°C

Copper Area (sqmm)

T

h

e

rm

a

l R

e

si

st

an

ce

(

°C

/W)

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