Transient Voltage Suppressors
SMCJ Series
MERITEK
(TA: 25°C UNLESS OTHERWISE SPECIFIED)
RATING AND CHARACTERISTIC CURVES
Figure 1 - Peak Pulse Power Rating Curve
Figure 2 - Pulse Derating Curve
100
100
80
60
40
20
0
10
1
0.000001
0.00001
0.0001
0.001
0
25
50
75
100 125
150 175
td-Pulse Width (sec.)
TA - Ambient temperature (ºC)
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
current decays to 50% of I
Bi-directional V=0V
10000
PPM
Peak Value
Uni-directional V=0V
I
100
PPM
1000
100
10
Uni-directional @VR
Half Value
I
PPM
I
PPM
( )
2
50
0
10/1000μsec. Waveform
as defined by R.E.A
Bi-directional @VR
Tj=25C
f=1.0MHz
Vsig=50mVp-p
t
d
1
1.0
10.0
100.0
1000.0
1.0
2.0
t-Time (ms)
3.0
4.0
0
VBR - Reverse Breakdown Voltage (V)
Figure 6 - Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
Figure 5 - Steady State Power Dissipation Derating Curve
6.5
6
5.5
5
4.5
4
3.5
3
2.5
2
1.5
1
200
180
160
140
120
100
80
60
40
0.5
0
20
0
0
25
50
75
100
125 150
175
1
10
100
TA - Ambient Temperature (ºC)
Number of Cycles at 60 Hz
4
Rev 7
MERITEK [ MERITEK ELECTRONICS CORPORATION ]
