SMCJ Datasheet, PDF (3/3 Pages) Bytes – SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSORS

RATINGS AND CHARACTERISTIC CURVES SMCJ SERIES
FIG. 1- PULSE DERATING CURVE
100
75
50
25
0
0
25 50 75 100 125 150 175 200
AMBIENT TEMPERATURE, TA ()
200
160
120
80
40
0
1
FIG. 2 - MAXIMUM NON-REPETITIVE
TJ = TJ max.
8.3 ms Single Half Sine-Wave
10
100
NUMBER OF CYCLES AT 60Hz
FIG. 3 - STEADY STATE POWER DERATING CURVE
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0
0
25 50 75 100 125 150 175 200
LEAD TEMPERATURE, TL ()
FIG. 4 - PEAK PULSE POWER RATING CURVE
100
Non-repetitive Pulse
Waveform shown in Fig. 5
TA = 25
10
1
0.1
0.1
1
10
100
1000
10000
PULSE WIDTH, td (µs)
FIG. 5 - PULSE WAVEFORM
100
Tr = 10µs
Peak Value
(IPP)
TJ = 25
Pulse width (td) is defined as the
point where the peak current
decays to 50% of IPP
50
Half
value =
IPP
2
10/1000µsec. waveform
as defined by R.E.A.
td
0
0
1
2
3
4
TIME, (ms)
2011/05
Zowie Technology Corporation