RATING AND CHARACTERISTIC CURVES (P4KE SERIES)
FIG.1-PEAK PULSE POWER DERATING CURVE
Non-Repetitive
Pulse Waveform
Shown in Fig. 3
T
A
=25 C
10
PEAK PULSE POWER(P
PP
) OR CURRENT(I
PP
)
DERATING IN PERCENTAGE
100
100
FIG.2-PULSE DERATING CURVE
P
PPM
, PEAK PULSE POWER, KW
75
50
1.0
25
0.1
0.1ms
0
1.0ms
10ms
100ms
1.0ms
10ms
0
25
50
75
100
125
150
175
td, PULSE WIDTH, sec.
T
A
, AMBIENT TEMPERATURE ( C)
FIG.3-PULSE WAVE FORM
150
I
PPM
, PEAK PULSE CURRENT, %
Tf=10 s
Peak Value
I
PPM
T
A
=25 C
Pulse Width (td) is defined
as the point where the Peak
Current Deacys to 50% of Ipp
100,000
FIG.4-TYPICAL JUNCTION CAPACITANCE
100
C
J
, CAPACITANCE, pF
T
J
=25 C
f=1.0MHz
Vsig=50mVp-p
10,000
Measued at
Zero Bias
Half Value-I
PPM
2
50
10/1000 sec Waveform
as Defined by R.E.A.
1,000
Measured at
Stand-Off
Voltage(V
MW
)
td
e-kt
0
0
1.0
2.0
3.0
4.0
100
1.0
2.0
5.0
10
20
50
100
200
t, TIME, ms
V(BR), BREAKDOWN VOLTAGE, VOL
TS
FIG.5-STEADY STATE POWER DERATING CURVE
Pm(
AV
), STEADY STATE POWER DISSIPATION, WATTS
1.00
FIG.6-MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT, UNIDIRECTIONAL
100
80
T
J
=T
J
max
8.3ms Single Half Sine-wave
JEDEC Method
I
FSM
, PEAK FORWARD SURGE
CURRENT, AMPERES
0.75
L=.375"(9.5mm)
60
40
0.50
0.25
40mm x 40mm x 1mm
Copper Heat Sink
(1.6" x 1.6" x .040")
20
10
0
0
25
50
75
100
125
150
175
200
1
5
10
20
50
100
NUMBER OF CYCLES AT 60Hz
T
L
, LEAD TEMPERATURE ( C)
UNIOHM [ UNIOHM CORPORATION ]
