Safe operating area, Derating curve, Transient thermal impedance – Diodes DXT2012P5 User Manual
Page 3: Pulse power dissipation
DXT2012P5
Document number: DS32070 Rev. 2 - 2
3 of 7
March 2010
© Diodes Incorporated
DXT2012P5
PowerDI is a registered trademark of Diodes
ADVAN
CE I
N
F
O
RM
ATI
O
N
A Product Line of
Diodes Incorporated
10
100
1000
10000
20
40
60
80
100
120
140
160
180
10
100
1000
10000
0
1
2
3
4
100m
1
10
100
10m
100m
1
10
Single Pulse. T
amb
=25°C
See note 3
V
CE(sat)
Limited
100µs
1ms
10ms
100ms
1s
DC
Safe Operating Area
-I
C
Co
llect
o
r Cu
rre
n
t (A
)
-V
CE
Collector-Emitter Voltage (V)
0
25
50
75
100
125
150
175
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
See note 5
See note 4
See note 3
Derating Curve
Temperature (°C)
M
ax
P
ow
er
D
is
s
ip
at
ion
(W)
100µ
1m
10m 100m
1
10
100
1k
0
10
20
30
40
Power Rating vs. Cu Area
Thermal Resistance vs. Cu Area
See note 3
Transient Thermal Impedance
D=0.5
D=0.2
D=0.1
Single Pulse
D=0.05
T
h
e
rm
a
l Re
si
st
an
ce
(
°C/
W
)
Pulse Width (s)
100µ
1m
10m 100m
1
10
100
1k
1
10
100
Single Pulse. T
amb
=25°C
See note 3
Pulse Power Dissipation
Pulse Width (s)
M
a
x P
o
w
e
r Di
ssi
p
a
ti
on
(W
)
2 oz. weight Copper
T
(amb)
=25°C
Copper Area (sq mm)
The
rm
al R
e
sis
tanc
e
(°
C
/W)
1 oz. weight Copper
1 oz. weight Copper
2 oz. weight Copper
P
owe
r Ra
ti
ng
(W)
Copper Area (sq mm)
T
(amb)
=25°C