
RJK0353DSP
Normalized Transient Thermal Impedance vs. Pulse Width
10
1
0.1
D=1
0.5
0.2
0.1
0.01
0.05
0.02
0.01
θ ch - f(t) = γ s (t) x θ ch - f
θ ch - f = 83.3 ° C/W, Ta = 25 ° C
When using the glass epoxy board
0.001
1s
h
ot
p
uls
e
(FR4 40 x 40 x 1.6 mm)
P DM
D=
PW
T
PW
T
0.0001
10 μ
100 μ
1m
10 m
100 m
1
10
100
1000
10000
Pulse Width PW (s)
Avalanche Test Circuit
Avalanche Waveform
V DS
L
E AR =
1
2
L ? I AP2 ?
V DSS
V DSS – V DD
Monitor
I AP
Monitor
I AP
V (BR)DSS
Rg
D. U. T
V DD
V DS
I D
Vin
15 V
50 ?
Switching Time Test Circuit
0
V DD
Switching Time Waveform
Vin Monitor
D.U.T.
Vout
Monitor
90%
Rg
Vin
R L
V DS
Vin
Vout
10%
10%
10%
10 V
= 10 V
90%
90%
td(on)
tr
td(off)
tf
REJ03G1648-0401 Rev.4.01 Apr 24, 2008
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