SMAJ SERIES
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
STAND-OFF VOLTAGE - 5.0 TO 440 Volts
400 Watt Peak Pulse Power
REVERSE
BREAKDOWN BREAKDOWN
REVERSE
PEAK
MAXIMUM
STAND-
TEST
SMAJ
VOLTAGE
VOLTAGE
CLAMPING PULSE LEAKAGE
OFF
CURRENT
PART NUMBER
V
BR
(V)
V
BR
(V)
VOLTAGE CURRENT @ V
RWM
I
R
VOLTAGE
I
T
(mA)
@Ipp Vc(V) Ipp (A)
MIN.@I
T
MAX.@I
T
(μA)
V
RWM
(V)
UNI-POLAR BI-POLAR UNI
BI
5.0
6.40
7.00
10
9.2
43.5
800
SMAJ5.0A SMAJ5.0CA AE WE
SMAJ6.0A SMAJ6.0CA AG WG
6.0
6.67
7.37
10
10.3
38.8
800
SMAJ6.5A SMAJ6.5CA AK WK
6.5
7.22
7.98
10
11.2
35.7
500
SMAJ7.0A SMAJ7.0CA AM WM
7.0
7.78
8.60
10
12.0
33.3
200
SMAJ7.5A SMAJ7.5CA AP WP
7.5
8.33
9.21
1
12.9
31.0
100
SMAJ8.0A SMAJ8.0CA AR WR
8.0
8.89
9.83
1
13.6
29.4
50
SMAJ8.5A SMAJ8.5CA AT WT
8.5
9.44
10.40
1
14.4
27.8
20
SMAJ9.0A SMAJ9.0CA AV WV
9.0
10.00
11.10
1
15.4
26.0
10
SMAJ10A SMAJ10CA AX WX
10.0
11.10
12.30
1
17.0
23.5
5
11.0
12.20
13.50
1
18.2
22.0
5
SMAJ11A SMAJ11CA AZ WZ
SMAJ12A SMAJ12CA BE
XE
12.0
13.30
14.70
1
19.9
20.1
5
SMAJ13A SMAJ13CA BG XG
13.0
14.40
15.90
1
21.5
18.6
5
SMAJ14A SMAJ14CA BK
XK
14.0
15.60
17.20
1
23.2
17.2
5
SMAJ15A SMAJ15CA BM XM
15.0
16.70
18.50
1
24.4
16.4
5
SMAJ16A SMAJ16CA BP
XP
16.0
17.80
19.70
1
26.0
15.4
5
SMAJ17A SMAJ17CA BR XR
17.0
18.90
20.90
1
27.6
14.5
5
SMAJ18A SMAJ18CA BT
XT
18.0
20.00
22.10
1
29.2
13.7
5
SMAJ20A SMAJ20CA BV
XV
20.0
22.20
24.50
1
32.4
12.3
5
SMAJ22A SMAJ22CA BX
XX
22.0
24.40
26.90
1
35.5
11.3
5
SMAJ24A SMAJ24CA BZ
XZ
24.0
26.70
29.50
1
38.9
10.3
5
SMAJ26A SMAJ26CA CE YE
26.0
28.90
31.90
1
42.1
9.5
5
SMAJ28A SMAJ28CA CG YG
28.0
31.10
34.40
1
45.4
8.8
5
SMAJ30A SMAJ30CA CK YK
30.0
33.30
36.80
1
48.4
8.3
5
SMAJ33A SMAJ33CA CM YM
33.0
36.70
40.60
1
53.3
7.5
5
SMAJ36A SMAJ36CA CP YP
36.0
40.00
44.20
1
58.1
6.9
5
SMAJ40A SMAJ40CA CR YR
40.0
44.40
49.10
1
64.5
6.2
5
SMAJ43A SMAJ43CA CT
YT
43.0
47.80
52.80
1
69.4
5.8
5
SMAJ45A SMAJ45CA CV YV
45.0
50.00
55.30
1
72.7
5.5
5
SMAJ48A SMAJ48CA CX YX
48.0
53.30
58.90
1
77.4
5.2
5
SMAJ51A SMAJ51CA CZ
YZ
51.0
56.70
62.70
1
82.4
4.9
5
SMAJ54A SMAJ54CA RE
ZE
54.0
60.00
66.30
1
87.1
4.6
5
SMAJ58A SMAJ58CA RG ZG
58.0
64.40
71.20
1
93.6
4.3
5
SMAJ60A SMAJ60CA RK
ZK
60.0
66.70
73.70
1
96.8
4.1
5
64.0
71.10
78.60
1
103.0
3.9
5
SMAJ64A SMAJ64CA RM ZM
SMAJ70A SMAJ70CA RP
ZP
70.0
77.80
86.00
1
113.0
3.5
5
SMAJ75A SMAJ75CA RR ZR
75.0
83.30
92.10
1
121.0
3.3
5
SMAJ78A SMAJ78CA RT
ZT
78.0
86.70
95.80
1
126.0
3.2
5
SMAJ85A SMAJ85CA RV
ZV
85.0
94.40
104.00
1
137.0
2.9
5
SMAJ90A SMAJ90CA RX
ZX
90.0
100.00
111.00
1
146.0
2.7
5
SMAJ100A SMAJ100CA RZ
ZZ
100.0
111.00
123.00
1
162.0
2.5
5
VE
110.0
122.00
135.00
1
177.0
2.3
5
SMAJ110A SMAJ110CA SE
SMAJ120A SMAJ120CA SG VG
120.0
133.00
147.00
1
193.0
2.1
5
VK
130.0
144.00
159.00
1
209.0
1.9
5
SMAJ130A SMAJ130CA SK
SMAJ150A SMAJ150CA SM VM
150.0
167.00
185.00
1
243.0
1.6
5
VP
160.0
178.00
197.00
1
259.0
1.5
5
SMAJ160A SMAJ160CA SP
SMAJ170A SMAJ170CA SR VR
170.0
189.00
209.00
1
275.0
1.5
5
VT
180.0
201.00
222.00
1
292.0
1.4
5
SMAJ180A SMAJ180CA ST
SMAJ200A SMAJ200CA SV
VV
200.0
224.00
247.00
1
324.0
1.2
5
SMAJ220A SMAJ220CA SX
VX
220.0
246.00
272.00
1
356.0
1.1
5
SMAJ250A SMAJ250CA SZ
VZ
250.0
279.00
309.00
1
405.0
1.0
5
SMAJ300A SMAJ300CA TE UE
300.0
335.00
371.00
1
486.0
0.8
5
350.0
391.00
432.00
1
567.0
0.7
5
SMAJ350A SMAJ350CA TG UG
SMAJ400A SMAJ400CA TK UK
400.0
447.00
494.00
1
648.0
0.6
5
SMAJ440A SMAJ440CA TM UM
440.0
492.00
543.00
1
713.0
0.6
5
For bidirectional type having Vrwm of 10 volts and less, the IR limit is double.
For parts without A , the VBR is + 10%
DEVICE
MARKING
CODE
SMAJ SERIES
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
STAND-OFF VOLTAGE - 5.0 TO 440 Volts
400 Watt Peak Pulse Power
DO-214AC (SMA)
Cathode Band
0.065 (1.65)
0.049 (1.25)
0.110 (2.79)
0.100 (2.54)
0.177 (4.50)
0.157 (3.99)
0.012 (0.305)
0.006 (0.152)
0.090 (2.29)
0.078 (1.98)
0.008 (0.203) MAX.
0.060 (1.52)
0.030 (0.76)
0.208 (5.28)
0.194 (4.93)
Dimensions in inches and(millimeters)
FEATURES
◎
For surface mounted applications in order to optimize
board space
◎
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 V(BR) for unidirectional types
◎
Typical IR less than 1uA above 10V
◎
High Temperature solderting: 250°C/10 seconds
at terminals
◎
Plastic package has Underwriters Laboratory
Flammability 94V-O
◎
Pb-free plated
MECHANICAL DATA
Case:
JEDEC DO214AC. Molded plastic over glass passivated
junction
Terminal:
Solderable per MIL-STD-750, Method 2026
Polarity:
Color band denoted positive end (cathode) except Bidirectional
Standard Packaging:
12mm tape (EIA STD RS-481)
Weight:
0.002 ounce, 0.061 gram
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 CHARACTERISTICS
Ratings at 25℃ ambient temperature unless otherwise specified.
SYMBOL VALUE UNITS
RATING
Minimum
P
PPM
Peak Pulse Power Dissipation on 10/1000μs waveform (Note 1,2 ,FIG.1)
Watts
400
SEE
I
PPM
Peak Pulse Current of on 10/1000μs waveform (Note 1,FIG.3)
Amps
TABLE 1
Peak Forward Surge Current,8.3ms Single Half Sine-Wave
I
FSM
40
Amps
Superimposed on Rated Load,(JEDEC Method) (Note2,3)
-55 to +
T
J
, T
STG
Operating junction and Storage Temperature Range
℃
150
Notes :
1.Non-repetitive current pulse , per Fig. 3 and derated above T
A
= 25℃ per Fig. 2 .
2.Mounted on 5.0mm x 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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