Safe operating area, Derating curve, Transient thermal impedance – Diodes DZT5551 User Manual
Page 3: Pulse power dissipation, Dzt5551, Thermal characteristics and derating information
DZT5551
Document number: DS31219 Rev. 3 - 2
3 of 7
November 2012
© Diodes Incorporated
DZT5551
Thermal Characteristics and Derating Information
1
10
100
1m
10m
100m
1
50mmx50mmx1.6mm
1oz Copper
Single Pulse
T
amb
=25°C
V
CE(sat)
Limited
100µs
1ms
10ms
100ms
1s
DC
Safe Operating Area
I
C
C
o
lle
ct
o
r Cu
rr
e
n
t (A
)
V
CE
Collector-Emitter Voltage (V)
0
20
40
60
80
100
120
140
160
0.00
0.25
0.50
0.75
1.00
1.25
1.50
1.75
2.00
50mmx50mmx1.6mm
1oz Copper
Derating Curve
Temperature (°C)
M
ax
P
ow
er D
is
s
ipat
ion (
W
)
100µ
1m
10m 100m
1
10
100
1k
0
10
20
30
40
50
60
70
T
amb
=25°C
50mmx50mmx1.6mm
1oz Copper
Transient Thermal Impedance
D=0.5
D=0.2
D=0.1
Single Pulse
D=0.05
T
h
er
m
a
l R
e
si
st
a
n
c
e
(°
C
/W
)
Pulse Width (s)
100µ
1m
10m 100m
1
10
100
1k
1
10
100
Single Pulse
T
amb
=25°C
50mmx50mmx1.6mm
1oz Copper
Pulse Power Dissipation
Pulse Width (s)
Ma
x
imu
m Po
w
e
r (
W
)