SA50 Datasheet, PDF (2/4 Pages) Pan Jit International Inc. – GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR(VOLTAGE - 5.0 TO 170 Volts 500 Watt Peak Pulse Power)

RATING AND CHARACTERISTIC CURVES (SA5.0 THRU SA180CA)
FIG.1-PEAK PULSE POWER DERATING CURVE
100
Non-Repetitive
Pulse Waveform
Shown in Fig. 3
TA=25 C
10
1.0
FIG.2-PULSE DERATING CURVE
100
75
50
25
0.1
0.1µs
1.0µs
10µs
100µs
td, PULSE WIDTH, sec.
1.0ms
10ms
FIG.3-PULSE WAVE FORM
150
tf=10µs
Peak Value
IPPM
100
TA=25 C
Pulse Width (td) is defined
as the point where the Peak
Current Deacys to 50% of Ipp
Half Value-IPPM
2
50
10/1000µsec Waveform
as Defined by R.E.A.
td
e-kt
0
0
1.0
2.0
3.0
4.0
t, TIME, ms
0
0
25
50
75
100 125
150
175
TA, AMBIENT TEMPERATURE ( C)
10,000
5,000
2,000
1,000
500
FIG.4-TYPICAL JUNCTION CAPACITANCE
TJ=25 C
f=1.0MHz
Vsig=50mVp-p
Measued at
Zero Bias
200
Measured at
100
Stand-Off
Voltage(VMW)
50
20
10
1.0
2.0
5.0
10
20
50 100 200
V(BR), BREAKDOWN VOLTAGE, VOLTS
FIG.5-STEADY STATE POWER DERATING CURVE
1.00
0.75
L=.375"(9.5mm)
0.50
40mm x 40mm x 1mm
Copper Heat Sink
0.25
(1.6" x 1.6" x .040")
0
0
25 50
75 100 125 150 175 200
TL, LEAD TEMPERATURE ( C)
FIG.6-MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT, UNIDIRECTIONAL
100
80
TJ=TJmax
8.3ms Single Half Sine-wave
JEDEC Method
60
40
20
10
1
5
10
20
50
100
NUMBER OF CYCLES AT 60Hz
135