SA***
GLASS PASSIVATED JUNCTION TRANSIENT VOLTAGE SUPPRESSOR
VOLTAGE - 5.0 TO 170 Volts
500Watt Peak Power
3.0 Watt Steady State
Feature
* Plastic package has Underwriters Laboratory
Flammability Classification 94V-O
* Glass passivated chip junction in DO-15 package
* 500W surge capability at 1ms
* Excellent clamping capability
* Low zener impedance
* Fast response time: typically less
than 1.0 ps from 0 volts to BV min
* Typical IR less than 1μA above 10V
* High temperature soldering guaranteed:
260 /10 seconds/.375”,(9.5mm) lead
length/5lbs., (2.3kg) tension
Mechanical Data
Case:
JEDEC DO-15 molded plastic
Terminals:
Axial leads, solderable per
MIL-STD-202, Method 208
Polarity:
Color band denoted cathode
except Bipolar
Mounting Position:
Any
Weight:
0.015 ounce, 0.4 gram
We declare that the material of product compliance
with ROHS requirements
DEVICES FOR BIPOLAR APPLICATIONS
For Bidirectional use C or CA Suffix for types SA5.0A thru types SA170A
Electrical characteristics apply in both directions.marking code is all type.
Electrical Characteristic
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
1.Maximum & Thermal Characteristics Ratings
at 25°C ambient temperature unless otherwise specified.
RATING
Peak Power Dissipation at T
A
=25°C, T
P
=1ms(Note 1)
Steady State Power Dissipation at T
L
=75°C
Lead Lengths .375”,(9.5mm) (Note 2)
Peak Forward Surge Current, 8.3ms Single Half Sine-
Wave Superimposed on Rated Load(JECED Method) (Note 3)
Operating Temperature Range
Storage Temperature Range
NOTES:
1. Non-repetitive current pulse, per Fig. 3 and derated above TA=25°C per Fig. 2.
2. Mounted on Copper Leaf area of 1.57in2(40mm2).
3. 8.3ms single half sine-wave, duty cycle= 4 pulses per minutes maximum.
SYMBOL
P
PPM
P
M(AV)
I
FSM
T
J
T
STG
VALUE
Minimum 500
3.0
UNITS
Watts
Watts
70
-55 to +150
-55 to +175
Amps
°C
°C
SA****
2.Ratings and Characteristic Curves
( TA = 25°C unless otherwise noted )
Fig. 1-Peak Pulse Power Rating Curve
Non-Repetive
Pulse Waveform
Shown in Fig.3
TA=25°C
Fig. 2-Pulse Derating Curve
Peak Pulse Power(P
PP
) or current(I
PP
)
Derating in percentage %
125
100
100
P
PPM
, Peak Pulse Power,KW
10
50
1.0
0.1
0.1
0
1.0
10
100
1000
td,Pulse Width,μsec
10000
0
25
50 100 125 150 175 200
TA,Ambient Temperature,°C
Fig. 4-Typical Junction Capacitance
Unidirectional
meansured at
Zero Bias
Fig. 3-Pulse Waveform
150
I
PPM
, Peak Pulse Current %
Cj, Capacitance,pF
TA=25℃
Test Waveform
tf=10μs td=1000μs
10000
tf=10μs
100
Peak Value
Ippm
1000
meansured at
stand-off voltage
V
WM
Half Value
Ipp/2=td
50
10/1000μs Waveform
as deffused by R.E.A
100
TJ = 25°C
f = 1.0 MHz
Vsig = 50mVp-p
0
0
2.0
t,Time,ms
Fig. 5-Steady State Power
Derating Curve
1.0
3.0
10
1.0
10
100
1000
V
(WM),
Reverse Stand-off Voltage,Voltage
Fig. 6-Maximum Non-Repetitive Peak
Forward Surge Current Uniderictional
P
m(AV)
Steady State Power Dissipation,Watts
3.00
0.375"(9.5mm)
1.50
I
FSM
, Forward Surge Current,Amperes
100
TJ = TJ max
8.3ms Single Half Sine-wave
(JEDEC Method)
20mm*20mm*1mm
0.00
0
25
50 75 100 125 150
TL,Lead Temperature,°C
175
10
1
10
Number of Cycles At 60 Hz
100
Analogue and Mixed Signal
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