RATING AND CHARACTERISTIC CURVES ( SA5.0 - SA170A )
FIG.1 - PULSE DERATING CURVE
PEAK PULSE DERATING IN % OF
PEAK POWER OR CURRENT
FIG.2 - MAXIMUM NON-REPETITIVE
SURGE CURRENT
120
120
PEAK FORWARD SURGE
CURRENT, AMPERES
100
80
100
80
60
60
40
40
20
0
0
25
50
75
100
125
150
175
20
8.3 ms SINGLE HALF SINE WAVE
JEDEC METHOD
0
1
2
4
6
10
20
40
60
100
Ta, AMBIENT TEMPERATURE, (
°
C)
FIG.3 - STEADY STATE POWER DERATING
P
D
, STEADY STATE POWER DISSIPATION
(WATTS)
NUMBER OF CYCLES AT 60Hz
FIG.4 - PULSE RATING CURVE
4.0
100
3.0
Pp,PEAK POWER (kW)
Single Phase Half Wave
60 Hz Resistive or Inductive load
10
2.0
1.0
1.0
0.1
0.1
µ
s
125
150
175
200
1.0
µ
s
10
µ
s
100
µ
s
1.0ms
10ms
0
0
25
50
75
100
tp, PULSE WIDTH
T
L
, LEAD TEMPERATURE (
°
C)
FIG.5 - PULSE WAVEFORM
PEAK PULSE CURRENT - % I
RMS
Tr = 10
µ
s
100
Peak Value
I
RMS
T
J
=25
°
C
Pulse Width (tp) is defined
as that point where the peak
current decays to 50%
of I
RSM
50
Half Value - I
RMS
2
10X1000 Waveform
as defined by R.E.A.
tp
0
0
1.0
2.0
3.0
4.0
T, TIME(ms)
EIC [ EIC DISCRETE SEMICONDUCTORS ]
