Safe operating area, Derating curve, Transient thermal impedance – Diodes DXT790AP5 User Manual
Page 3: Pulse power dissipation, Col lec tor c ur rent ( a ) -v, Collector-emitter voltage (v), Ther m al r es is tanc e ( °c /w ) pulse width (s), Pulse width (s) m ax p ow er d is si pat ion ( w ), Pow er r at ing ( w ) copper area (sq mm)
POWERDI is a registered trademark of Diodes Incorporated.
DXT790AP5
Document number: DS31800 Rev. 3 - 2
3 of 7
June 2013
© Diodes Incorporated
DXT790AP5
A Product Line of
Diodes Incorporated
Thermal Characteristics and Derating Information
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
10m
100m
1
10
Single Pulse. T
A
=25°C
50mm X 50mm 2oz Cu
V
CE(sat)
Limited
100µs
1ms
10ms
100ms
1s
DC
Safe Operating Area
-I
C
C
ol
lec
tor
C
ur
rent
(
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
MRP 1oz
25mm X 25mm 1oz Cu
50mm X 50mm 2oz Cu
Derating Curve
Ambient Temperature (°C)
M
ax
P
ow
er
D
is
si
pat
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
50mm X 50mm 2oz Cu
Transient Thermal Impedance
D=0.5
D=0.2
D=0.1
Single Pulse
D=0.05
T
her
m
al
R
es
is
tanc
e (
°C
/W
)
Pulse Width (s)
100µ
1m
10m 100m
1
10
100
1k
1
10
100
Single Pulse. T
A
=25°C
50mm X 50mm 2oz Cu
Pulse Power Dissipation
Pulse Width (s)
M
ax
P
ow
er
D
is
si
pat
ion (
W
)
2 oz Cu
T
A
=25°C
Copper Area (sq mm)
T
her
m
al
R
es
is
tanc
e (
°C
/W
)
1 oz Cu
1 oz Cu
2 oz Cu
P
ow
er
R
at
ing (
W
)
Copper Area (sq mm)
T
A
=25°C