SRDA3.3-4
PROTECTION PRODUCTS
Typical Characteristics
Non-Repetitive Peak Pulse Power vs. Pulse Time
10
1
0.1
0.01
110
100
90
80
70
60
50
40
30
20
10
0
Power Derating Curve
0.1
1
10
100
1000
0
25
50
75
100
125
150
110
Pulse Duration - t p (μs)
Pulse Waveform
Ambient Temperature - T A ( o C)
Clamping Voltage vs. Peak Pulse Current
100
90
80
70
60
50
40
e -t
td = I PP /2
Waveform
Parameters:
tr = 8μs
td = 20μs
20
18
16
14
12
10
8
30
20
10
0
6
4
2
0
Waveform
Parameters:
tr = 8 ∠ s
td = 20 ∠ s
0
5
10
15
20
25
30
0
5
10
15
20
25
1.04
1.02
1
0.98
0.96
0.94
0.92
0.9
0.88
Time (μs)
Normalized Junction Capacitance
vs. Reverse Voltage
Peak Pulse Current - Ipp (A)
0
0.5
1
1.5
2
2.5
3
3.5
Reverse Voltage - VR (V)
? 2008 Semtech Corp.
3
www.semtech.com
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