Data Sheet

P6KE6.8A Series
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3
100
10
1
0.1
0.1 ms1ms10ms 100 ms
1ms 10ms
P
P
, PEAK POWER (kW)
t
P
, PULSE WIDTH
NONREPETITIVE PULSE
WAVEFORM SHOWN IN
FIGURE 4
Figure 1. Pulse Rating Curve
100
80
60
40
20
0
0 25 50 75 100 125 150 175 200
PEAK PULSE DERATING IN % OF
PEAK POWER OR CURRENT @ T
A
= 25 C
T
A
, AMBIENT TEMPERATURE (C)
Figure 2. Pulse Derating Curve
K

DERATING FACTOR
1 ms
10 ms
1
0.7
0.5
0.3
0.05
0.1
0.2
0.01
0.02
0.03
0.07
100 ms
0.1 0.2 0.5 2 5 10 501 20 100
D, DUTY CYCLE (%)
PULSE WIDTH
10 ms
10,000
1000
100
10
0.1 1 10 100 1000
C, CAPACITANCE (pF)
V
BR
, BREAKDOWN VOLTAGE (VOLTS)
Figure 3. Capacitance versus Breakdown Voltage
MEASURED @
V
RWM
MEASURED @
ZERO BIAS
100
50
0
01 2 3 4
t, TIME (ms)
VALUE (%)
t
r
≤ 10 ms
t
P
PEAK VALUE − I
PP
HALF VALUE −
I
PP
2
Figure 4. Pulse Waveform
PULSE WIDTH (t
p
) IS
DEFINED AS THAT
POINT WHERE THE
PEAK CURRENT
DECAYS TO 50% OF I
PP
.
5
4
3
2
1
25 50 75 100 125 150 175 200
P
D
, STEADY STATE POWER DISSIPATION (WATTS)
T
L
, LEAD TEMPERATURE C)
3/8″
3/8″
Figure 5. Steady State Power Derating
0
0
Figure 6. Typical Derating Factor for Duty Cycle