Safe operating area, Transient thermal impedance, Pulse power dissipation – Diodes ZXTR2012K User Manual
Page 3: Derating curve
ZXTR2012K
Document number: DS36327 Rev. 1 – 2
3 of 7
December 2013
© Diodes Incorporated
ZXTR2012K
A Product Line of
Diodes Incorporated
Thermal Characteristics and Derating Information
1520 30 40
50 60 70 80
90 100
10
100
T
J
= 125°C
= 150°C
Steady state D.C.
T
A
= 25°C
T
J
125°C
15mm x 15mm
1oz Cu
50mm x 50mm
1oz Cu
Safe Operating Area
Input Voltage (V)
Cont
inuous
Out
put
Cur
rent
(
m
A
)
100µ 1m 10m 100m 1
10 100 1k 10k
0
10
20
30
40
50
60
50mm x 50mm
1oz Cu
50mm x 50mm
1oz Cu
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
a
n
ce
(°
C/
W
)
Pulse Width (s)
100µ 1m 10m 100m
1
10
100
1k
1
10
50
Single Pulse
T
A
= 25°C
T
J
125°C
Pulse Power Dissipation
Pulse Width (s)
M
a
x P
o
wer
Di
ss
ipat
ion (
W
)
0
25
50
75
100
125
150
0.0
0.5
1.0
1.5
2.0
2.5
3.0
50mm x 50mm
1oz Cu
15mm x 15mm
1oz Cu
Derating Curve
Ambient temperature (°C)
M
a
x P
o
wer
Dis
si
pat
ion (
W
)