Diodes FMMTA42 - Manual (Page 3)

FMMTA42
Datasheet Number: DS33126 Rev.7 - 2
3 of 6
www.diodes.com
July 2012
© Diodes Incorporated
FMMTA42
A Product Line of
Diodes Incorporated
Thermal Characteristics and Derating information
0 25 50 75 100 125 150
0.0
0.1
0.2
0.3
0.4
Derating Curve
Temperature (°C)
M
ax
P
owe
r D
is
s
ipat
ion (
W
)
100µ 1m 10m 100m 1 10 100 1k
0
50
100
150
200
250
300
350
400
Transient Thermal Impedance
D=0.5
D=0.2
D=0.1
Single Pulse
D=0.05
Therm
al
Res
is
tanc
e (°
C/
W)
Pulse Width (s)
10m 100m 1 10 100 1k
0.1
1
10
Single Pulse. T
amb
=25°C
Pulse Power Dissipation
Pulse Width (s)
M
a
x
P
o
w
e
r D
is
s
ipat
ion (
W)