P6KE6.8A through P6KE200A
100
NONREPETITIVE PULSE
WAVEFORM SHOWN IN
FIGURE 4
PP, PEAK POWER (kW)
10
PEAK PULSE DERATING IN % OF
PEAK POWER OR CURRENT @ TA= 25
°
C
10 ms
100
80
60
40
20
0
0
25
50
75
100
125
150
175
200
1
0.1
0.1
µs
1
µs
10
µs
100
µs
1 ms
tP, PULSE WIDTH
TA, AMBIENT TEMPERATURE (°C)
Figure 1. Pulse Rating Curve
Figure 2. Pulse Derating Curve
PULSE WIDTH (tp) IS DEFINED
AS THAT POINT WHERE THE
PEAK CURRENT DECAYS TO 50%
OF IRSM.
tr
≤
10
µs
IRSM
2
tr
10,000
C, CAPACITANCE (pF)
100
VALUE (%)
MEASURED @
ZERO BIAS
1000
PEAK VALUE — IRSM
HALF VALUE –
50
100
MEASURED @
STAND-OFF
VOLTAGE (VR)
0.1
1
10
100
VBR, BREAKDOWN VOLTAGE (VOLTS)
1000
0
0
tP
10
1
2
3
t, TIME (ms)
4
Figure 3. Capacitance versus Breakdown Voltage
Figure 4. Pulse Waveform
PD , STEADY STATE POWER DISSIPATION (WATTS)
3/8″
DERATING FACTOR
5
4
3
2
1
0
0
25
50
75
100
125 150
175
TL, LEAD TEMPERATURE (°C)
200
3/8″
1
0.7
0.5
0.3
0.2
0.1
0.07
0.05
0.03
0.02
10
µs
0.01
0.1
0.2
0.5
1
2
5
10
D, DUTY CYCLE (%)
20
50 100
PULSE WIDTH
10 ms
1 ms
100
µs
Figure 5. Steady State Power Derating
Figure 6. Typical Derating Factor for Duty Cycle
Devices listed in bold, italic are Motorola preferred devices.
Motorola TVS/Zener Device Data
600 Watt Peak Power Data Sheet
4-9
MOTOROLA [ MOTOROLA, INC ]
