1.5KE6.8CA Series
NONREPETITIVE
PULSE WAVEFORM
SHOWN IN FIGURE 4
PEAK PULSE DERATING IN % OF
PEAK POWER OR CURRENT @ TA = 25 C
_
100
PPK , PEAK POWER (kW)
100
80
60
40
20
0
0
25
50
75 100 125 150 175 200
T
A
, AMBIENT TEMPERATURE (_C)
10
1
0.1
µs
1
µs
10
µs
100
µs
1 ms
10 ms
t
P
, PULSE WIDTH
Figure 1. Pulse Rating Curve
P , STEADY STATE POWER DISSIPATION (WATTS)
D
Figure 2. Pulse Derating Curve
3/8″
IPP VALUE (%)
,
5
4
3
2
1
0
0
25
50
75
100 125 150 175
T
L
, LEAD TEMPERATURE (_C)
200
0
0
3/8″
100
tr
≤
10
µs
PEAK VALUE – I
PP
PULSE WIDTH (t
P
) IS
DEFINED AS THAT
POINT WHERE THE
PEAK CURRENT
DECAYS TO 50% OF I
PP
.
I
PP
2
HALF VALUE –
50
t
P
1
2
t, TIME (ms)
3
4
Figure 3. Steady State Power Derating
Figure 4. Pulse Waveform
1N6373, ICTE-5, MPTE-5,
through
1N6389, ICTE-45, C, MPTE-45, C
1000
500
IT TEST CURRENT (AMPS)
,
200
100
50
20
10
5
2
1
0.3
0.5 0.7 1
2
3
5 7 10
20 30
∆V
BR
, INSTANTANEOUS INCREASE IN V
BR
ABOVE V
BR(NOM)
(VOLTS)
T
L
= 25_C
t
P
= 10
µs
V
BR(NOM)
= 6.8 to 13 V
20 V
24 V
43 V
1000
500
IT TEST CURRENT (AMPS)
,
200
100
50
20
10
5
2
1
0.3
T
L
= 25_C
t
P
= 10
µs
1.5KE6.8CA
through
1.5KE200CA
V
BR(NOM)
= 6.8 to 13 V
20 V
24 V
43 V
75 V
180 V
120 V
Figure 5. Dynamic Impedance
0.5 0.7 1
2
3
5 7 10
20 30
∆V
BR
, INSTANTANEOUS INCREASE IN V
BR
ABOVE V
BR(NOM)
(VOLTS)
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