CEM8206
VDD
on
t
toff
d(off)
t
r
t
d(on)
OUT
t
f
t
RL
5
VIN
90%
10%
90%
D
OUT
V
V
10% INVERTED
VGS
RGEN
G
90%
50%
50%
IN
V
S
10%
PULSE WIDTH
Figure 12. Switching Waveforms
Figure 11. Switching Test Circuit
10 0
2
D=0.5
1
Duty Cycle=0.5
0.2
10-1
0.1
0.2
0.05
DM
P
DM
P
0.1
0.02
0.1
1
t
1
t
0.
5
0.01
10-2
2
t
2
t
1. RįJA (t)=r (t) * RįJA
1. RįJA (t)=r (t) * RįJA
0.02
Single Pulse
2. RįJA=See Datasheet
2. RįJA=S Datasheet
3. TJM-TA = P* RįJA (t)
3. TJM-T = PDM* RįJA (t)
Single Pulse
4. Duty Cycle, D=t1/t2
4. Duty Cycle, D=t1/t2
0.01-3
10
10 2
-3-3
1100
10-4
10-120-2
10-1 10-1
10 0
1
10
100
Square Wave Pulse Duration (sec)
Figure 13. Normalized Thermal Transient Impedance Curve
5-77
CET [ CHINO-EXCEL TECHNOLOGY ]
