JIEJIE MICROELECTRONICS CO. , Ltd
SMAJ Series 400W Transient Voltage Suppressor
DESCRIPTION:
TVS diodes can be used in a wide range of applications
which like consumer electronic products, automotive
industries, munitions, telecommunications, aerospace
industries, and intelligent control systems.
Rev.4.1
SMA
FEATURES:
Low profile package.
Low inductance.
Excellent clamping capability.
400W peak pulse power capability at 10×1000µs waveform.
Typical I
R
less than 1µA above 10V.
Fast response time: typically less than 1.0ps from 0V to V
BR
min.
High temperature to reflow soldering:260℃/40s at terminals.
Plastic package has underwriters laboratory flammability 94V-0.
Meets MSL level 1, per J-STD020, LF maximum peak of 260℃.
For surface mounted applications in order to optimize board space.
Symbol
ABSOLUTE MAXIMUM RATINGS
(T
A
=25℃, RH=45%-75%,
unless otherwise noted)
Parameter
Operating junction and storage temperature
range
Steady state power dissipation at T
L
=75℃
Peak pulse power dissipation on 10/1000µs
waveform
Maximum instantaneous forward voltage at 25A
for unidirectional
Peak forward surge current, 8.3ms single half
sine wave（Note 1）
Typical thermal resistance junction to lead
Typical thermal resistance junction to ambient
Symbol
T
J
/T
STG
P
M(AV)
P
PP
V
F
I
FSM
R
θJL
R
θJA
Value
-55 to +150
3.3
400
5.0
60
30
120
Unit
℃
W
W
V
A
℃/W
℃/W
Notes：
：
1 Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only,
duty cycle=4 per minute maximum
TEL
：+86-513-83639777
-1 / 7-
http://www.jjwdz.com
400W SMAJ Series
MARKING
JieJie Microelectronics CO. , Ltd
1409
TE
TE: Device Marking Code
1409: In ninth week, 2014
ELECTRICAL CHARACTERISTICS
(T
A
=25℃)
Part Number
Uni-Polar
SMAJ5.0A
SMAJ6.0A
SMAJ6.5A
SMAJ7.0A
SMAJ7.5A
SMAJ8.0A
SMAJ8.5A
SMAJ9.0A
SMAJ10A
SMAJ11A
SMAJ12A
SMAJ13A
SMAJ14A
SMAJ15A
SMAJ16A
SMAJ17A
SMAJ18A
SMAJ20A
SMAJ22A
SMAJ24A
SMAJ26A
SMAJ28A
SMAJ30A
Bi-Polar
SMAJ5.0CA
SMAJ6.0CA
SMAJ6.5CA
SMAJ7.0CA
SMAJ7.5CA
SMAJ8.0CA
SMAJ8.5CA
SMAJ9.0CA
SMAJ10CA
SMAJ11CA
SMAJ12CA
SMAJ13CA
SMAJ14CA
SMAJ15CA
SMAJ16CA
SMAJ17CA
SMAJ18CA
SMAJ20CA
SMAJ22CA
SMAJ24CA
SMAJ26CA
SMAJ28CA
SMAJ30CA
Marking
Uni
HE
HG
HK
HM
HP
HR
HT
HV
HX
HZ
IE
IG
IK
IM
IP
IR
IT
IV
IX
IZ
JE
JG
JK
Bi
TE
TG
TK
TM
TP
TR
TT
TV
TX
TZ
UE
UG
UK
UM
UP
UR
UT
UV
UX
UZ
VE
VG
VK
V
R
V
5.0
6.0
6.5
7.0
7.5
8.0
8.5
9.0
10.0
11.0
12.0
13.0
14.0
15.0
16.0
17.0
18.0
20.0
22.0
24.0
26.0
28.0
30.0
I
R
@V
R
µA
120
120
80
50
50
20
10
5
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
V
BR
@I
T
I
T
V
C
@I
PP
max(V)
9.2
10.3
11.2
12.0
12.9
13.6
14.4
15.4
17.0
18.2
19.9
21.5
23.2
24.4
26.0
27.6
29.2
32.4
35.5
38.9
42.1
45.4
48.4
I
PP
①
A
43.5
38.8
35.7
33.3
31.0
29.4
27.8
26.0
23.5
22.0
20.1
18.6
17.3
16.4
15.4
14.5
13.7
12.4
11.3
10.3
9.5
8.8
8.3
min(V) max(V) mA
6.40
6.67
7.22
7.78
8.33
8.89
9.44
10.00
11.10
12.20
13.30
14.40
15.60
16.70
17.80
18.90
20.00
22.20
24.40
26.70
28.90
31.10
33.30
7.00
7.37
7.98
8.60
9.21
9.83
10.40
11.10
12.30
13.50
14.70
15.90
17.20
18.50
19.70
20.90
22.10
24.50
26.90
29.50
31.90
34.40
36.80
10
10
10
10
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
TEL
：+86-513-83639777
-2 / 7-
http://www.jjwdz.com
400W SMAJ Series
JieJie Microelectronics CO. , Ltd
ELECTRICAL CHARACTERISTICS
(T
A
=25℃, continued)
Part Number
Uni-polar
SMAJ33A
SMAJ36A
SMAJ40A
SMAJ43A
SMAJ45A
SMAJ48A
SMAJ51A
SMAJ54A
SMAJ58A
SMAJ60A
SMAJ64A
SMAJ70A
SMAJ75A
SMAJ78A
SMAJ85A
SMAJ90A
SMAJ100A
SMAJ110A
SMAJ120A
SMAJ130A
SMAJ150A
SMAJ160A
SMAJ170A
SMAJ180A
SMAJ200A
SMAJ220A
SMAJ250A
SMAJ300A
Bi-polar
SMAJ33CA
SMAJ36CA
SMAJ40CA
SMAJ43CA
SMAJ45CA
SMAJ48CA
SMAJ51CA
SMAJ54CA
SMAJ58CA
SMAJ60CA
SMAJ64CA
SMAJ70CA
SMAJ75CA
SMAJ78CA
SMAJ85CA
SMAJ90CA
SMAJ100CA
SMAJ110CA
SMAJ120CA
SMAJ130CA
SMAJ150CA
SMAJ160CA
SMAJ170CA
SMAJ180CA
SMAJ200CA
SMAJ220CA
SMAJ250CA
SMAJ300CA
Marking
Uni
JM
JP
JR
JT
JV
JX
JZ
RE
RG
RK
RM
RP
RR
RT
RV
RX
RZ
SE
SG
SK
SM
SP
SR
ST
SX
ZE
ZG
ZK
Bi
VM
VP
VR
VT
VV
VX
VZ
WE
WG
WK
WM
WP
WR
WT
WV
WX
WZ
XE
XG
XK
XM
XP
XR
XT
XX
YE
YG
YK
V
R
V
33.0
36.0
40.0
43.0
45.0
48.0
51.0
54.0
58.0
60.0
64.0
70.0
75.0
78.0
85.0
90.0
100.0
110.0
120.0
130.0
150.0
160.0
170.0
180.0
200.0
220.0
250.0
300.0
I
R
@
V
R
µA
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
V
BR
@I
T
I
T
V
C
@I
PP
V
53.3
58.1
64.5
69.4
72.7
77.4
82.4
87.1
93.6
96.8
103.0
113.0
121.0
126.0
137.0
146.0
162.0
177.0
193.0
209.0
243.0
259.0
275.0
292.0
324.0
356.0
405.0
486.0
I
PP
①
min(V) max(V) mA
36.70
40.00
44.40
47.80
50.00
53.30
56.70
60.00
64.40
66.70
71.10
77.80
83.30
86.70
94.40
100.0
111.0
122.0
133.0
144.0
167.0
178.0
189.0
201.0
224.0
246.0
279.0
335.0
40.60
44.20
49.10
52.80
55.30
58.90
62.70
66.30
71.20
73.70
78.60
86.00
92.10
95.80
104.0
111.0
123.0
135.0
147.0
159.0
185.0
197.0
209.0
222.0
247.0
272.0
309.0
371.0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
A
7.5
6.9
6.2
5.8
5.5
5.2
4.9
4.6
4.3
4.1
3.9
3.6
3.3
3.2
2.9
2.8
2.5
2.3
2.1
1.9
1.7
1.6
1.5
1.4
1.3
1.1
1.0
0.8
TEL
：+86-513-83639777
-3 / 7-
http://www.jjwdz.com
400W SMAJ Series
JieJie Microelectronics CO. , Ltd
ELECTRICAL CHARACTERISTICS
(T
A
=25℃, continued)
Part Number
Uni-polar
SMAJ350A
SMAJ400A
SMAJ440A
Bi-polar
SMAJ350CA
SMAJ400CA
SMAJ440CA
Marking
Uni
ZM
ZP
ZR
Bi
YM
YP
YR
V
R
V
350.0
400.0
440.0
I
R
@
V
R
µA
1
1
1
V
BR
@I
T
I
T
V
C
@I
PP
V
567.0
648.0
713.0
I
PP
①
min(V) max(V) mA
391.0
447.0
492.0
432.0
494.0
543.0
1
1
1
A
0.7
0.6
0.6
①
Surge waveform: 10/1000µs
V
R
: Stand-off voltage -- Maximum voltage that can be applied
V
BR
: Breakdown voltage
V
C
: Clamping voltage -- Peak voltage measured across the suppressor at a specified I
PP
I
R
: Reverse leakage current
ORDERING INFORMATION
RATINGS AND V-I CHARACTERISTICS CURVES
(T
A
=25℃,
unless otherwise noted)
FIG.1:V- I curve characteristics
(Uni-directional)
I
F
I
FIG.2:V- I curve characteristics
(Bi-directional)
I
I
PP
V
C
V
BR
V
R
I
R
V
F
I
T
V
V
C
V
BR
V
R
I
T
I
R
V
I
R
I
T
V
R
V
BR
V
C
I
PP
I
PP
TEL
：+86-513-83639777
-4 / 7-
http://www.jjwdz.com
400W SMAJ Series
FIG.3: Pulse waveform
I
PPM
(%I
RSM
)
150
tr = rise time to peak value
td = decay time to half value
tr=10µs
JieJie Microelectronics CO. , Ltd
FIG.4: Pulse derating curve
P
PP
derating in percentage(%)
100
80
60
100
Peak value
Half value
40
50
20
td
0
0
1.0
t(ms)
2.0
3.0
4.0
0
0
25
50
T
A
(
℃
)
75
100
125
150
175
SOLDERING PARAMETERS
Reflow Condition
-Temperature Min (T
s(min)
)
Pre
Heat
-Temperature Max(T
s(max)
)
-Time (Min to Max) (ts)
Average ramp up rate (Liquidus Temp
(T
L
)to peak)
T
s(max)
to T
L
- Ramp-up Rate
Reflow
-Temperature(T
L
)(Liquidus)
-Temperature(t
L
)
Peak Temp (T
p
)
Time within 5℃of actual Peak Temp (t
p
)
Ramp-down Rate
Time 25℃ to Peak Temp (T
P
)
Do not exceed
Pb-Free assembly
(see figure at right)
+150℃
+200℃
60-180 secs.
3℃/sec. Max
3℃/sec. Max
+217℃
60-150 secs.
+260(+0/-5)℃
20-40secs.
6℃/sec. Max
8 min. Max
+260℃
Temperature
Reflow condition
tp
T
P
Ramp-up
T
L
T
S(max)
Ramp-down
Preheat
T
S(min)
t
s
Critical Zone
T
L
to T
P
t
L
25
time to peak temperatue
(t 25
℃
to peak)
Time
TEL
：+86-513-83639777
-5 / 7-
http://www.jjwdz.com
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