3EZ4.3D5 Series
30
20
D =0.5
0.2
10
7
5
0.1
3
2
t
1
P
PK
0.05
t
2
DUTY CYCLE, D =t /t
1 2
0.02
0.01
1
0.7
0.5
NOTE: BELOW 0.1 SECOND, THERMAL
RESPONSE CURVE IS APPLICABLE
TO ANY LEAD LENGTH (L).
SINGLE PULSE DT = q (t)P
PK
JL
JL
D = 0
REPETITIVE PULSES DT = q (t,D)P
JL JL PK
0.3
0.0001 0.0002
0.0005 0.001 0.002
0.005
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
10
t, TIME (SECONDS)
Figure 2. Typical Thermal Response L, Lead Length = 3/8 Inch
3
1K
2
RECTANGULAR
NONREPETITIVE
1
500
0.5
T = 125°C
A
WAVEFORM
T ꢀ=ꢀ25°C PRIOR
300
200
J
TO INITIAL PULSE
0.2
0.1
0.05
100
50
0.02
0.01
0.005
30
20
T = 125°C
A
0.002
0.001
0.0005
0.0003
10
1
2
5
10
20
50 100 200 400 1000
0.1 0.2 0.3 0.5
1
2
3
5
10 20 30 50 100
NOMINAL V (VOLTS)
Z
PW, PULSE WIDTH (ms)
Figure 3. Maximum Surge Power
Figure 4. Typical Reverse Leakage
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ROCHESTER [ Rochester Electronics ]
