SMAJ5.0A thru SMAJ440CA
SSUURRFFAACCEE MMOOUUNNTT TTRRAANNSSIIEENNTT VVOOLLTTAAGGEE SSUUPPPPRREESSSSOORR
STAND - OFF VOLTAGE - 5.0 TO 400 VOLTS
400 Watt Peak Pulse Power
SMA/DO-214AC
.055(1.40)
.062(1.60)
.098(2.50)
.114(2.90)
.157(4.00)
.181(4.60)
.006(.152)
.012(.305)
.078(2.00)
.096(2.44)
.030(0.76)
.060(1.52)
.004(.102)
.008(.203)
.188(4.80)
.208(5.28)
Dimensions in inches and (millimeters)
FEATURES
MECHANICAL DATA
For surface mount applications in order to
optimize board space
Case JEDEC DO-214AC molded plastic over glass
passivated junction
Terminals Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity Color band denotes positive end (cathode)
except Bidirectional
Low profile package
Built-in strain relief
Glass passivated junction
Low inductance
Excellent clamping capability
Repetition Rate (duty cycle) 0.01%
Fast response time typically less than 1.0ps from 0 Volts to
Standard Package 12mm tape (EIA STD EIA-481)
Weight 0.002 ounce, 0.061gram
V
(BR) for unidirectional types
Typical IR less than 1mA above 10V
o
High Temperature solderting 250 C/10seconds at terminals
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
DEVICES FOR BIPOLAR APPLICATION
For Bidirectional use C or CA Suffix for types SMAJ5.0 thru types SMAJ170 (e.g. SMAJ5.0C, SMAJ170CA)
Electrical characteristics apply in both directions
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
o
Ratings at 25 C ambient temperature unless otherwise specified
RATING
SYMBOL
VALUE
UNITS
Peak Pulse Power Dissipation on 10/1000 S waveform
(Note 1, 2, Fig.1)
Minimum
400
Watts
PPPM
Peak Pulse Current of on 10/1000 S waveform
(Note 1, Fig.3)
SEE
Amps
IPPM
TABLE 1
Peak Forward Surge Current, 8.3ms Single Half Sine-Wave
Superimposed on Rated Load (JEDEC Method) (Note 2, 3)
Amps
IFSM
40
IJ
0
Operating junction and Storage Temperature Range
-55 to +150
C
TSTG
NOTES
1. Non-repetitive current pulse, per Fig.3 and derated above TA=25 C per Fig.2.
o
2
2. Mounted on 5.0mm (0.03mm thick) Copper Pads to each terminal
3. 8.3ms Single Half Sine-Wave, or equivalent square wave, Duty cycle = 4 pulses per minutes maximum.
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