100
PEAK PULSE DERATING IN % OF
PEAK POWER OR CURRENT @ TA= 25
°
C
NONREPETITIVE
PULSE WAVEFORM
SHOWN IN FIGURE 5
PP , PEAK POWER (kW)
100
80
60
40
20
0
0
25
50
75
100 125 150 175 200
TA, AMBIENT TEMPERATURE (°C)
10
1
µs
0.1
1
µs
10
µs
100
µs
1 ms
10 ms
tP, PULSE WIDTH
Figure 1. Pulse Rating Curve
Figure 2. Pulse Derating Curve
1N6373, ICTE-5, MPTE-5,
through
1N6389, ICTE-45, C, MPTE-45, C
10,000
MEASURED @
ZERO BIAS
10,000
1N6267A/1.5KE6.8A
through
1N6303A/1.5KE200A
MEASURED @
ZERO BIAS
C, CAPACITANCE (pF)
1000
MEASURED @
STAND-OFF
VOLTAGE (VR)
C, CAPACITANCE (pF)
1000
MEASURED @
STAND-OFF
VOLTAGE (VR)
100
100
10
1
10
100
1000
BV, BREAKDOWN VOLTAGE (VOLTS)
10
1
10
100
1000
BV, BREAKDOWN VOLTAGE (VOLTS)
Figure 3. Capacitance versus Breakdown Voltage
PD , STEADY STATE POWER DISSIPATION (WATTS)
3/8″
5
4
3
2
1
0
0
25
50
75
100 125 150 175
TL, LEAD TEMPERATURE (°C)
200
0
0
3/8″
VALUE (%)
100
tr
PEAK VALUE — IRSM
PULSE WIDTH (tP) IS DEFINED
AS THAT POINT WHERE THE
PEAK CURRENT DECAYS TO 50%
OF IRSM.
tr
≤
10
µs
IRSM
2
HALF VALUE –
50
tP
1
2
t, TIME (ms)
3
4
Figure 4. Steady State Power Derating
Devices listed in bold, italic are Motorola preferred devices.
Figure 5. Pulse Waveform
Motorola TVS/Zener Device Data
500 Watt Peak Power Data Sheet
4-3
MOTOROLA [ MOTOROLA, INC ]
