SA5.0~SA220CA
100
P
PPM
, PEAK PULSE POWER, kW
Non-Repetitve
Pulse Wavefom
Shown in Flgure3
TA=25 C
PEAK PULSE POWER (P
PP
) OR CURRENT(I
PP
)
DERATING IN PERCENTAGE%
100
75
10
50
1.0
25
0.1
0.1US
1.0US
10US
td
,PULSE
100US
WIDTH,
SEC
1.0ms
10ms
0
0
25
50
75
100
125
150
175
200
FIGURE 1-PEAK PULSE POWER RATING VERSUS
PULSE TIME CURVE
TA
, AMBIENT TEMPERATUER, C
FIGURE2-PULSE DERATING CURVE
150
tf=10u sec
TA=25 C
Pulse Width (td) is Defined
as the Point Where the Peak
Current Decays to 50% of Ipp
6,000
4,000
Tj=25 C
f=1.0MHZ
Vsig=50mVp-p
Measured at
Zero Bias
I
PPM
, PEAK PULSE CURRENT-%
Peak Value
Ippm
2,000
100
Half Value-Ipp
2
CJ,CAPACITANCE,pF
1,000
800
600
400
200
Measured at
Stand- Off
Voltahe(V
MW
)
50
10/1000u sec Waveform
as Defined bye R.E.A.
e-kt
td
0
0
1.0
2.0
t, TIME,ms
3.0
4.0
100
80
60
40
FIGURE 3-PULSE WAVEFORM
20
Pm(AV)STEADY STATE POWER DISSIPATION, WATTS
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
25
50
75
100
125
150
175
200
40mm
+
40mm
+
1mm Cu
(1.58"
+
1.58"
+
0.40")
=375"(9.5mm)
10
1.0
2.0
10
20
100
200
V(
BR
), BREAKDOWN VOLTAGE, VOLTS
FIG.4-TYPICAL JUNCTION CAPACITANCE
UNIDIRECTIONAL
I
FSM
, PEAK FORWARD SURGE CURRENT
AMPERES
200
100
70
50
Tj=Tj max
8.3ms SINGLE HALF since-WAVE
JEDEC METHOD
T
L
, LEAD TEMPERATURE, C
FIG.5-STEADY STATE POWER DERATING
CURVE
10
1
5
10
50
100
NUMBER OF CYCLES AT 60 Hz
FIG.6-MAXIMUM NON-REPETITEVE
PEAK FORWARD SURGE CURRENT
UNIDIRECTIONAL
PLEASE REFER THE TVS APPLICATION NOTE IN PANJIT WEBSITE
http://www.panjit.com/protection-transient-voltage-suppressors.html
STAD-MAY.25.2007
PAGE . 4
PANJIT [ PAN JIT INTERNATIONAL INC. ]
