SMCJ50A Datasheet, PDF (3/10 Pages) AVX Corporation – Transient Suppression Diodes For General Purpose Use

Transient Suppression Diodes
For General Purpose Use
SMAJ SERIES RATINGS AND CHARACTERISTICS
FIG 1. PULSE DERATING CURVE
100
75
50
25
FIG 2. MAXIMUM NON-REPETITIVE
50
TJ = TJ max.
8.3 ms Single Half Sine-Wave
40
30
20
10
0
0
0 25 50 75 100 125 150 175 200
1
10
100
Ambient Temperature TA (ºC)
Number of Cycles at 60Hz
FIG 3. STEADY STATE POWER DERATING CURVE
100
75
50
25
0
0 25 50 75 100 125 150 175 200
Lead Temperature TL (ºC)
FIG 4. PEAK PULSE POWER RATING CURVE
100
Non-repetitive Pulse
Waveform shown in Fig 5
10
TA = 25ºC
0.1
0.1
0.1
1
10
100
1000
10000
Pulse Width td (µs)
100
FIG 5. PULSE WAVEFORM
Tr = 10µs
Peak Value (IPP)
TJ = 25ºC
Pulse width (td) is defined as the
point where the peak current
decasys to 50% of IPP
50
Half
value
=
IPP
2
10/100µsec. waveform
as defined by R.E.A.
td
0
0
1
2
3
4
Time (ms)
3