Zxtps720mc, Schottky - thermal characteristics, Derating curve – Diodes ZXTPS720MC User Manual
Page 5: Transient thermal impedance, Thermal resistance v board area, Power dissipation v board area
ZXTPS720MC
Document Number DS31938 Rev. 3 - 2
5 of 10
April 2011
© Diodes Incorporated
A Product Line of
Diodes Incorporated
ZXTPS720MC
Schottky - Thermal Characteristics
0
25
50
75
100
125
0.0
0.5
1.0
1.5
100µ
1m
10m 100m
1
10
100
1k
0
20
40
60
80
0.1
1
10
100
0
25
50
75
100
125
150
175
200
225
0.1
1
10
100
0.0
0.5
1.0
1.5
2.0
2.5
3.0
10sqcm 1oz Cu
One active die
8sqcm 2oz Cu
One active die
10sqcm 1oz Cu
Two active die
Derating Curve
M
a
x
P
o
wer
Di
s
s
ipat
ion (
W
)
Temperature (°C)
8sqcm 2oz Cu
One active die
D=0.2
D=0.5
D=0.1
Transient Thermal Impedance
Single Pulse
D=0.05
Therm
a
l R
e
s
is
tance
(°
C
/W
)
Pulse Width (s)
1oz Cu
Two active die
1oz Cu
One active die
2oz Cu
One active die
2oz Cu
Two active die
Thermal Resistance v Board Area
Therm
a
l R
e
si
st
a
n
c
e
(°
C
/W
)
Board Cu Area (sqcm)
1oz Cu
Two active die
2oz Cu
Two active die
1oz Cu
One active die
2oz Cu
One active die
Power Dissipation v Board Area
T
amb
=25°C
T
j max
=125°C
Continuous
P
D
Di
ssi
p
a
ti
o
n
(W
)
Board Cu Area (sqcm)