Silicon Power CCS SC 14N40_N-Type Semiconductor Discharge Switch, ThinPak - Manual (Page 3)

Typical Performance Curves (Continued)
Solidtron TM
N-Type Semiconductor Discharge Switch,
ThinPak TM
Data Sheet (Rev 0 - 07/16/08)
CCSSC14N40A10
275 Great Valley Parkway
Malvern, PA 19355
Ph: 610-407-4700
Fax: 610-407-3688
Figure 3. Predicted I
2
t data for various number of discharge cycles. Pulses are assumed rectangular.
The device junction temperature T
J
is assumed to be at 25
o
C before each discharge event.
Test Circuit
Figure 4. Typical test circuit and waveforms.
CAO 05/28/09
L
SERIES(TOTAL)
is caculated using
1 / (f 2π) 2 C
where f = frequency of I
A
when using
CCSTA14N40 for circuit set up and
calibration.
R
SENSE
is a calibrated
Current Viewing Resistor (CVR)
The waveform shown is representative
of one produced using a very low
inductance circuit (<100nH) as shown in
the circuit diagram using the
CCSTA14N40 Solidtron. The supply
voltage (Vs) in this example was 4kV. I
k
peaked at 10kA and the peak gate current
Ig is 500mA.
0 Ref
I
K
V
AK
I
G
CAO 05/28/09