Diodes MMBT5401 - Manual (Page 3)

MMBT5401
Document number: DS30057 Rev. 10 - 2
3 of 7
www.diodes.com
December 2013
© Diodes Incorporated
MMBT5401
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
ower Di
ss
ip
at
io
n (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
T
he
rm
a
l R
esi
st
an
ce
(
°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
we
r Di
ss
ip
a
tion
(W)