RATING AND CHARACTERISTIC CURVES ( 3KE SERIES )
FIG.1 - PULSE DERATING CURVE
FIG.2 - MAXIMUM NON-REPETITIVE
SURGE CURRENT
240
PEAK PULSE DERATING IN % OF
PEAK POWER OR CURRENT
120
100
PEAK FORWARD SURGE
CURRENT, AMPERES
200
80
160
60
120
40
80
20
0
0
25
50
75
100
125
150
175
40
0
1
8.3 ms SINGLE HALF SINE WAVE
JEDEC METHOD
2
4
6
10
20
40
60
100
Ta, AMBIENT TEMPERATURE, (
擄
C)
NUMBER OF CYCLES AT 60Hz
FIG.3 - STEADY STATE POWER DERATING
P
D
, STEADY STATE POWER DISSIPATION
(WATTS)
5.00
100
FIG.4 - PULSE RATING CURVE
3.75
Pp,PEAK POWER (kW)
Single Phase Half Wave
60 Hz Resistive or Inductive load
10
2.50
1.0
1.25
0.1
0.1碌s
125
150
175
200
1.0碌s
10碌s
100碌s
1.0ms
10ms
0
0
25
50
75
100
tp, PULSE WIDTH
T
L
, LEAD TEMPERATURE (擄C)
FIG.5 - PULSE WAVEFORM
PEAK PULSE CURRENT - % I
RMS
Tr = 10碌s
100
Peak Value
I
RMS
T
J
=25
擄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)
Page 4 of 4
Rev. 02 : March 25, 2005