TransientVoltage Suppression Diodes
Surface Mount – 5000W > 5.0SMDJ series
Ratings and Characteristic Curves (TA=25°C unless otherwise noted)
Figure 1 - Peak Pulse Power Rating Curve
Figure 2 - Pulse Derating Curve
100
80
60
40
20
0
1000
100
10
1
0.31x0.31" (8.0x8.0mm)
Copper Pad Area
0.1
0
25
50
75
100 125
150 175
0.0000001 0.000001 0.00001
0.0001
0.001
TA-Ambient temperature (ºC)
td-Pulse Width (Sec.)
Figure 3 - PulseWaveform
Figure 4 -Typical Junction Capacitance
100000
150
t =10μsec
r
T
=25°C
J
Pulse Width(td) is defined
as the point where the peak
Bi-directional V= OV
10000
current decays to 50% of I
PPM
Peak Value
I
100
PPM
Uni-directional V= OV
1000
100
10
Half Value
Uni-directional @ VR
I
PPM
I
PPM
( )
2
50
10/1000μsec. Waveform
as defined by R.E.A
Bi-directional @ VR
t
d
1
1.0
0
1.0
2.0
t-Time (ms)
3.0
4.0
10.0
100.0
1000.0
0
VBR - Reverse Breakdown Voltage (V)
Figure 6 - Maximum Non-Repetitive Peak Forward
Surge Current Uni-Directional Only
Figure 5 - Steady State Power Derating Curve
6.5
6
5.5
5
4.5
4
3.5
3
2.5
2
1.5
1
350
300
250
200
150
100
50
0.5
0
0
0
25
50
75
100 125 150 175
1
10
100
TA-Ambient Temperature (ºC)
Number of Cycles at 60 Hz
©2009 Littelfuse, Inc.
61
5.0SMDJ Series
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/5.0SMDJ.html for current information.
Revision: January 09, 2009