
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSORS
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 SYMBOL VALUE UNITS
Peak Power Dissipation at T =25 C, T =1ms(NOTE 1) P Minimum 400 Watts
A
PK
Peak Forward Surge Current at 8.3ms Single Half Sine-Wave
superimposed on rated load (JEDEC method) (NOTE 3)
FEATURES
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Lead: Solderable per MIL-STD-202,
method 208 guranteed
* Polarity: Color band denotes cathode end except Bidirectional
* Mounting position: Any
Weight: 0.063 grams
*
Maximum Instantenous Forward Voltage at 25.0A for
Unidirectional only
Operating and Storage Temperature Range T , T
-55 to +150 C
J
STG
* For surface mount application
* Built-in strain relief
* Excellent clamping capability
* Low profile package
1.0ps from 0 volt to BV min.
* Typical I less than 1 A above 10V
R
* High temperature soldering guaranteed:
260 C / 10 seconds at terminals
* Fast response time: Typically less than
SMAJ SERIES
VOLTAGE RANGE
5.0 to 170 Volts
400 Watts Peak Power
I
40 Amps
FSM
V 3.5 Volts
F
NOTES:
1. Non-repetitive current pulse per Fig. 3 and derated above T =25 C per Fig. 2.
2. Mounted on Copper Pad area of 5.0mm (.013mm Thick) to each terminal.
3. 8.3ms single half sine-wave, duty cycle = 4 pulses per minute maximum.
A
DEVICES FOR BIPOLAR APPLICATIONS
1. For Bidirectional use C or CA Suffix for types SMAJ5.0 thru SMAJ170.
2. Electrical characteristics apply in both directions.
Dimensions in inches and (millimeters)
.208(5.28)
.194(4.93)
.177(4.50)
.157(3.99)
.012(0.31)
.006(0.15)
.058(1.47)
.052(1.32)
.090(2.29)
.078(1.98)
.060(1.52)
.030(0.76)
.110(2.79)
.100(2.54)
.005
DO-214AC(SMA)