Silicon Power SMCT AA 65N14_N-MOS VCS, TO-247 - Manual (Page 4)

Typical Performance Curves (Continued)
Figure 8. Pulses to Failure (Pulse Widths < 100uSec)
Test Circuit and Waveforms
C
a
t
h
Solidtron TM
N-MOS VCS, TO-247
Data Sheet (Rev 0 - 02/15/08)
SMCTAA65N14A10
275 Great Valley Parkway
Malvern, PA 19355
Ph: 610-407-4700
Test Circuit and Waveforms
Figure 9. 0.2uF Pulsed Discharge Circuit Schematic
Figure 10. 0.2uF Pulsed Discharge Circuit Waveforms
CAO 05/28/09
V
GK
V
AK
I
A
I
P
T
D(ON)
0 Ref.
0 Ref.
90%
10%
dI/dt - 10% to 50% of I
A
The waveform shown is
representative of one produced using a
very low inductance circuit (<10nH).
V
GK
is held positive until I
A
oscillations have ended ( I
A
=0).
Supply
Voltage
L
SERIES (TOTAL)
DUT
R
SENSE
= 0.010Ω Ω Ω Ω
C=0.2uF +
- R
G
Gate
Driver
+5V
-5V
L
SERIES(TOTAL)
is caculated using
1 / (f 2π) 2 C
where f = frequency of I
A
(See Figure 10)
R
SENSE
is a calibrated
Current Viewing Resistor (CVR)
CAO 05/28/09