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SA5.0 THRU SA180CA
500 WATT PEAK POWER TRANSIENT VOLTAGE SUPPRESSORS
FEATURES
* 500 Watts Surge Capability at 1ms
* Excellent clamping capability
* Low zener impedance
* Fast response time: Typically less than
1.0ps from 0 volt to BV min.
* Typical IR less than 1µA above 10V
* High temperature soldering guaranteed:
260 C / 10 seconds / .375"(9.5mm) lead
length, 5lbs.(2.3kg) tension
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Lead: Axial leads, solderable per MIL-STD-202,
method 208 guranteed
* Polarity: Color band denotes cathode end
* Mounting position: Any
* Weight: 0.40 grams
VOLTAGE RANGE
5.0 to 180 Volts
500 Watts Peak Power
3.0 Watts Steady State
DO-15
.140(3.6)
.104(2.6)
DIA.
1.0(25.4)
MIN.
.300(7.6)
.230(5.8)
.034(.9)
.028(.7)
DIA.
1.0(25.4)
MIN.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating 25 C ambient temperature uniess otherwies specified.
Single phase half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
RATINGS
Peak Power Dissipation at TA=25 C, TP=1ms(NOTE 1)
Steady State Power Dissipation at TL=75 C
Lead Length .375"(9.5mm) (NOTE 2)
Peak Forward Surge Current at 8.3ms Single Half Sine-Wave
superimposed on rated load (JEDEC method) (NOTE 3)
Operating and Storage Temperature Range
SYMBOL
PPK
PD
IFSM
TJ, TSTG
NOTES:
1. Non-repetitive current pulse per Fig. 3 and derated above TA=25 C per Fig. 2.
2. Mounted on Copper Pad area of 1.6" X 1.6" (40mm X 40mm) per Fig.5.
3. 8.3ms single half sine-wave, duty cycle = 4 pulses per minute maximum.
VALUE
Minimum 500
3.0
70
-55 to +175
DEVICES FOR BIPOLAR APPLICATIONS
1. For Bidirectional use C or CA Suffix for types SA5.0 thru SA180.
2. Electrical characteristics apply in both directions.
UNITS
Watts
Watts
Amps
C
134
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
50
td
0 0 1.0
Half Value-IPPM
2
10/1000µsec Waveform
as Defined by R.E.A.
2.0
t, TIME, ms
e-kt
3.0
4.0
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
V(BR), BREAKDOWN VOLTAGE, VOLTS
200
FIG.5-STEADY STATE POWER DERATING CURVE
1.00
0.75
0.50
0.25
L=.375"(9.5mm)
40mm x 40mm x 1mm
Copper Heat Sink
(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
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