Circuit Protection
400Watts
SMA J5.0(C)A-T to SMA J440(C)A-T
Automotive Transient Voltage Suppressors
PROSEMI offers AEC-Q101 qualified TVS diode device is specially
designed to protect sensitive electronic devices from lightning and
other transient voltage induced voltage transient events.
Features
Low profile package
Very fast response time
Unidirectional(A) and Bidirectional(CA) Protection
AEC-Q101 qualified available
Excellent Clamping Capability
Glass Passivated Junction
Built-in Strain relief
Part Numbering System
SMAJ xxx
Appications
I/O Interfaces
Power lines
Computers & Consumer Electronics
Automotive and Telecommunication
Industrial Electronics
CA - T
for Automotive
CA: Bi -directional
A: Uni-directional
Reverse Breakdown Voltage
Series
Absolute Maximum Rating
Rating
Symbol
Value
Units
PPPM
400
Watts
IPPM
See Electrical Characteristics
A
Peak Forward surge current (see Note4&5)
IFSM
40
A
Power Dissipation on infinite heat sink TA = 50 ° C (Fig5)
PD
1.0
W
Operating Junction Temperaturerange
TJ
-65 to + 150
°C
Storage Temperature range
TSTG
-65 to + 150
°C
Note1: Peak Pulse Power Rating as Pulse Width ,per Fig1.
Note2: Peak Pusle Power or Current Derated above TA=25℃Per Fig. 2 and Non-Repetitive Current Pulse,Per Fig.3.
2
Note3: Mounted on 5.0x5.0mm copper pad to each terminal.
Note4: 8.3ms Single Half Sine Wave or Equivalent Square Wave
Note5: Maximum Forward Surge Current only for Unidirectional Device per Fig6.
1 Document Number: D180503217
Circuit Protection
Automotive Transient Voltage Suppressors
400Watts
SMAJ5.0(C) A-T to SMA J440(C)A-T
Electrical Characteristics
Part Number
Uni
Marking
Bi
Uni
Reverse Breakdown Voltage Test
Stand Off
Current
Voltage
Maximum
Clamping
Voltage
Maximum
Peak Pulse
Current
Maximum
Reverse
Leakage
VR (V)
IT (mA)
VC (V) @ IPP
IPP (A)
IR (µA) @ VR
Bi
VBR (V) @ IT
Min.
Max.
SMAJ5.0A-T
SMAJ5.0CA-T
AET
WET
5
6.4
7
10
9.2
43.5
800
SMAJ6.0A-T
SMAJ6.0CA-T
AGT
WGT
6
6.67
7.37
10
10.3
38.8
800
500
SMAJ6.5A-T
SMAJ6.5CA-T
AKT
WKT
6.5
7.22
7.98
10
11.2
35.7
SMAJ7.0A-T
SMAJ7.0CA-T
AMT
WMT
7
7.78
8.6
10
12
33.3
200
SMAJ7.5A-T
SMAJ7.5CA-T
APT
WPT
7.5
8.33
9.21
1
12.9
31
100
SMAJ8.0A-T
SMAJ8.0CA-T
ART
WRT
8
8.89
9.83
1
13.6
29.4
50
SMAJ8.5A-T
SMAJ8.5CA-T
ATT
WTT
8.5
9.44
10.4
1
14.4
27.8
20
SMAJ9.0A-T
SMAJ9.0CA-T
AVT
WVT
9
10
11.1
1
15.4
26
10
SMAJ10A-T
SMAJ10CA-T
AXT
WXT
10
11.1
12.3
1
17
23.5
5
SMAJ11A-T
SMAJ11CA-T
AZT
WZT
11
12.2
13.5
1
18.2
22
1
SMAJ12A-T
SMAJ12CA-T
BET
XET
12
13.3
14.7
1
19.9
20.1
1
SMAJ13A-T
SMAJ13CA-T
BGT
XGT
13
14.4
15.9
1
21.5
18.6
1
SMAJ14A-T
SMAJ14CA-T
BKT
XKT
14
15.6
17.2
1
23.2
17.2
1
SMAJ15A-T
SMAJ15CA-T
BMT
XMT
15
16.7
18.5
1
24.4
16.4
1
SMAJ16A-T
SMAJ16CA-T
BPT
XPT
16
17.8
19.7
1
26
15.4
1
SMAJ17A-T
SMAJ17CA-T
BRT
XRT
17
18.9
20.9
1
27.6
14.5
1
SMAJ18A-T
SMAJ18CA-T
BTT
XTT
18
20
22.1
1
29.2
13.7
1
SMAJ20A-T
SMAJ20CA-T
BVT
XVT
20
22.2
24.5
1
32.4
12.3
1
SMAJ22A-T
SMAJ22CA-T
BXT
XXT
22
24.4
26.9
1
35.5
11.3
1
SMAJ24A-T
SMAJ24CA-T
BZT
XZT
24
26.7
29.5
1
38.9
10.3
1
SMAJ26A-T
SMAJ26CA-T
CET
YET
26
28.9
31.9
1
42.1
9.5
1
SMAJ28A-T
SMAJ28CA-T
CGT
YGT
28
31.1
34.4
1
45.4
8.8
1
SMAJ30A-T
SMAJ30CA-T
CKT
YKT
30
33.3
36.8
1
48.4
8.3
1
SMAJ33A-T
SMAJ33CA-T
CMT
YMT
33
36.7
40.6
1
53.3
7.5
1
SMAJ36A-T
SMAJ36CA-T
CPT
YPT
36
40
44.2
1
58.1
6.9
1
SMAJ40A-T
SMAJ40CA-T
CRT
YRT
40
44.4
49.1
1
64.5
6.2
1
SMAJ43A-T
SMAJ43CA-T
CTT
YTT
43
47.8
52.8
1
69.4
5.8
1
SMAJ45A-T
SMAJ45CA-T
CVT
YVT
45
50
55.3
1
72.7
5.5
1
SMAJ48A-T
SMAJ48CA-T
CXT
YXT
48
53.3
58.9
1
77.4
5.2
1
SMAJ51A-T
SMAJ51CA-T
CZT
YZT
51
56.7
62.7
1
82.4
4.9
1
SMAJ54A-T
SMAJ54CA-T
RET
ZET
54
60
66.3
1
87.1
4.6
1
SMAJ58A-T
SMAJ58CA-T
RGT
ZGT
58
64.4
71.2
1
93.6
4.3
1
SMAJ60A-T
SMAJ60CA-T
RKT
ZKT
60
66.7
73.7
1
96.8
4.1
1
SMAJ64A-T
SMAJ64CA-T
RMT
ZMT
64
71.1
78.6
1
103
3.9
1
SMAJ70A-T
SMAJ70CA-T
RPT
ZPT
70
77.8
86
1
113
3.5
1
SMAJ75A-T
SMAJ75CA-T
RRT
ZRT
75
83.3
92.1
1
121
3.3
1
SMAJ78A-T
SMAJ78CA-T
RTT
ZTT
78
86.7
95.8
1
126
3.2
1
SMAJ85A-T
SMAJ85CA-T
RVT
ZVT
85
94.4
104
1
137
2.9
1
SMAJ90A-T
SMAJ90CA-T
RXT
ZXT
90
100
111
1
146
2.7
1
SMAJ100A-T SMAJ100CA-T RZT
ZZT
100
111
123
1
162
2.5
1
2 Document Number: D180503217
Circuit Protection
Automotive Transient Voltage Suppressors
400Watts
SMAJ5.0(C) A-T to SMA J440(C)A-T
Electrical Characteristics (continued)
Part Number
Uni
Marking
Bi
Uni
SMAJ110A-T SMAJ110CA-T SET
Reverse Breakdown Voltage Test
Stand Off
Current
Voltage
Maximum
Clamping
Voltage
Maximum
Peak Pulse
Current
Maximum
Reverse
Leakage
VR (V)
IT (mA)
VC (V) @ IPP
IPP (A)
IR (µA) @ VR
VET
VBR (V) @ IT
Min.
Max.
110
122
135
1
177
2.3
1
Bi
SMAJ120A-T SMAJ120CA-T SGT
VGT
120
133
147
1
193
2.1
1
SMAJ130A-T SMAJ130CA-T SKT
VKT
130
144
159
1
209
1.9
1
SMAJ150A-T SMAJ150CA-T SMT
VMT
150
167
185
1
243
1.6
1
SMAJ160A-T SMAJ160CA-T SPT
VPT
160
178
197
1
259
1.5
1
SMAJ170A-T SMAJ170CA-T SRT
VRT
170
189
209
1
275
1.5
1
SMAJ180A-T SMAJ180CA-T STT
VTT
180
201
222
1
292
1.4
1
SMAJ190A-T SMAJ190CA-T SUT
YUT
190
209
243
1
308
1.3
1
SMAJ200A-T SMAJ200CA-T SVT
VVT
200
224
247
1
324
1.2
1
SMAJ220A-T SMAJ220CA-T SXT
VXT
220
246
272
1
356
1.1
1
SMAJ250A-T SMAJ250CA-T SZT
VZT
250
279
309
1
405
1
1
SMAJ300A-T SMAJ300CA-T TET
UET
300
335
371
1
486
0.8
1
SMAJ350A-T SMAJ350CA-T TGT
UGT
350
391
432
1
567
0.7
1
SMAJ400A-T SMAJ400CA-T TKT
UKT
400
447
494
1
648
0.6
1
SMAJ440A-T SMAJ440CA-T TMT
UMT
440
492
543
1
713
0.6
1
3 Document Number: D180503217
Circuit Protection
Automotive Transient Voltage Suppressors
SMAJ5.0(C) A-T to SMA J440(C)A-T
Typical Characteristics
4 Document Number: D180503217
400Watts
Circuit Protection
Automotive Transient Voltage Suppressors
400Watts
SMAJ5.0(C) A-T to SMAJ440(C) A-T
Dimension (Unit: mm)
a2
B
A
D
a1
E
C
A
B
F
C
D
E
F
a1
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min.
2.500 2.800 1.900 2.450 3.900 4.600 1.400 1.800 4.800 5.280 0.760 1.520 -
Packaging
Quantity: 5,000pcs
12mm wide tape on 330mm(13 inch)
diameter reel -specification EIA
Standard 481.
5 Document Number: D180503217
a2
Max. Min. Max.
0.203 0.145 0.255
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