SP4040 Datasheet, PDF (3/5 Pages) Littelfuse – The SP4040 provides overvoltage protection for applications such as 10/100/1000 Base-T Ethernet and T3/E3 interfaces.

TVS Diode Arrays (SPA^™Family of Products)
Lightning Surge Protection - SP4040 Series
Pulse Waveform
110%
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
0.0
5.0
10.0
15.0
20.0
25.0
30.0
Time (μs)
Capacitance vs. Reverse Bias at 1MHz
6.0
5.0
4.0
3.0
2.0
1.0
0.0
0.0
0.5
Line-Gound
Line-Line
1.0
1.5
2.0
Bias Voltage (V)
2.5
3.0
Clamping Voltage vs. I_PP
30
25
Line-Line
20
15
10
Line-Gound
5
0
0
10
20
30
40
50
60
70
Peak Pulse Current -I_PP (A)
Current Derating Curve
120
100
80
60
40
20
0
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150
Ambient Temperature (ºC)
Non-Repetitive Peak Pulse Power vs. Pulse Time
10
1
0.1
1
10
100
1000
Peak Pulse DuraƟon - tP (µs)
SP4040 Series
190
Revision: September 13, 2011
©2011 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/SPA for current information.