SM712 Datasheet, PDF (3/6 Pages) Semtech Corporation – Asymmetrical TVS Diode for Extended Common-Mode RS-485

PROTECTION PRODUCTS
Typical Characteristics
Non-Repetitive Peak Pulse Power vs. Pulse Time
10
1
0.1
0.01
0.1
1
10
100
Pulse Duration - tp (_µs)
1000
110
100
90
80
70
60
50
40
30
20
10
0
0
Pulse Waveform
e^-t
td = I_PP/2
Waveform
Parameters:
tr = 8µs
td = 20µs
5
10
15
20
25
30
Time (µs)
Capacitance vs. Reverse Voltage
80
70
60
50
40
30
20
10
0
0 1 2 3 4 5 6 7 8 9 10 11 12 13
Reverse Voltage (V)
SM712
110
100
90
80
70
60
50
40
30
20
10
0
0
Power Derating Curve
25
50
75
100
125
150
175
Ambient Temperature - T_A (^oC)
Clamping Voltage vs. Peak Pulse Current
24
22
20
18
Pin 1 to 3 & 2 to 3
16
14
12
10
8
Pin 3 to 1 & 3 to 2
6
4
2
0
0
2
4
6
8
10
12
14
16
Peak Pulse Current - I_PP (A)
ã 2000 Semtech Corp.
3
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