2SK1404
Reverse Drain Current vs.
Source to Drain Voltage
10
Reverse Drain Current I
DR
(A)
Pulse Test
8
6
4
V
GS
= 5 V, 10 V
2
0, –5 V
0
0.4
0.8
1.2
1.6
2.0
Source to Drain Voltage V
SD
(V)
Normalized Transient Thermal Impedance
γ
S
(t)
Normalized Transient Thermal Impedance vs. Pulse Width
3
D=1
1.0
0.5
0.3
0.2
0.1
T
C
= 25°C
0.1
θch–c
(t) =
γ
S
(t)
• θch–c
θch–c
= 3.57°C/W, T
C
= 25°C
P
DM
PW
D = PW
T
0.05
0.03
0.02
0.01
ulse
P
hot
1S
100
µ
1m
10 m
100 m
T
0.01
10
µ
1
10
Pulse Width PW (S)
Switching Time Test Circuit
Vin Monitor
Vout Monitor
D.U.T.
R
L
Vin
10 V
50
Ω
Vin
Vout
10%
10%
Waveforms
90%
10%
90%
t
d (off)
t
f
V
DD
.
= 30 V
.
90%
t
d (on)
t
r
Rev.3.00 May 15, 2006 page 5 of 6
RENESAS [ RENESAS TECHNOLOGY CORP ]
