RATING AND CHARACTERISTIC CURVES
SA5.0 THRU SA170A
PEAK PULSE POWER (Ppp) or CURRENT (IPPM)
DERATING IN PERCENTAGE,%
FIG.1- PEAK PULSE POWER RATING CURVE
100
P
PPM
, PEAK PULSE POWER,KW
NON-REPETITIVE
PULSE WAVEFORM
SHOWN in FIG.3
T
A
=25
0
C
FIG.2-PULSE DERATING CURVE
100
75
10
50
1.0
25
0.1
0.1us
1.0us
10us
100us
1.000us
10.000us
0
0
25
50
75
100
125
150
0
TA,AMBIENT TEMPERATURE. C
175
200
tp,PULSE WIDTH,sec.
FIG.3- PULSE WAVEFORM
150
tr=10 usec.
PULSE WIDTH (td) IS DEFINED
sa the POINT WHERE the PEAK
CURRENT DECAYS
to 50% of I
PPM
FIG.5-MAXIMUN NON-REPETITIVE FORWARD SURGE
CURRENT UNIDIRECTIONAL ONLY
I
FSM
,PEAK FORWARD SURGE CURRENT,
AMPERES
200
Tj=Tj max.
8.3ms Single Half Sine Wave
JEDEC Method
PEAK PULSE CURRENT.%
100
100
HALF VALUE- l
PPM
2
10/1000 sec. WAVEFORM
as DEFINED by R.E.A.
50
0
0
td
10
1
10
NUMBER OF CYCLES AT 60Hz
100
1.0
2.0
t,TIME,ms
3.0
4.0
PM
(AV)
,STEADY STATE POWER DISSIPATION,
WATTS
FIG.5-STEADY STATE POWER DERATING CURVE
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
1.6 x 1.6 x .040"
(40 x40 x1mm)
COPPER HEAT SINKS
L=0.375"(9.5mm)
LEAD LENGTHS
25
50
75
100
125
0
TL,LEAD TEMPERATURE. C
150
175
200
YANGJIE [ YANGZHOU YANGJIE ELECTRONIC CO., LTD ]
