SMAJ5.0A/CA thru
SMAJ170A/CA
100
100
10
Non-repetitive P ulse
Waveform shown in FIG . 3
o
TA = 25
C
75
50
S MAJ 85 --
S MAJ 170
S MAJ 5.0 --
S MAJ 78
1
25
0
0.2 x 0.2" (5.0 x 5.0mm)
C opper P ad Areas
0.2 x 0.2" (5.0 x 5.0mm)
C opper P ad Areas
0.1
25
50
75
150
175
200
0
100
125
0.1ms
1.0ms
10ms
100ms
1.0ms
10ms
TA — Ambient Temperature ( oC )
td — P ulse Width (sec.)
FIG.1 – Peak Pulse Power Rating Curve
FIG. 2 –Pulse Derating Curve
10,000
1,000
100
150
100
50
TJ = 25 oC
f = 1.0MHz
Vsig = 50mVp-p
TJ = 25 oC
P ulse Width (td)
is defined as the point
where the peak current
decays to 50% of IP P M
u
tr = 10 sec.
P eak Value
IP P M
Measured at
S tand-Off
Voltage, VWM
Uni-Directional
Half Value — IP P
IP P M
2
Bi-Directional
10/1000 sec. Waveform
as defined by R .E .A.
td
10
0
1.0
3.0
4.0
1
10
100
200
0
2.0
VWM — R everse S tand-off Voltage (V)
t — Time (ms)
FIG. 4 – Typical Junction Capacitance
FIG.3 – Pulse Waveform
1000
200
TJ = TJ max.
8.3ms S ingle Half S ine-Wave
(J E DE C Method)
100
50
100
10
1
10
0.001
0.01
0.1
1
10
100
1000
1
5
10
50
100
tp — P ulse Duration (sec)
Number of C ycles at 60 Hz
FIG.6 - Maximum Non-Repetitive Forward
Surge Current Uni-Directional Only
FIG.5 – Typical Transient Thermal
Impedance
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