SMAJ SERIES
400Watts Surface Mount Transient Voltage Suppressor
Features
For surface mounted application
Low profile package
Built-in strain relief
Glass passivated junction
Excellent clamping capability
Fast response time: Typically less than 1.0ps
from 0 volt to BV min.
Typical I
R
less than 1µA above 10V
High temperature soldering guaranteed:
260
o
C / 10 seconds at terminals
Plastic material used carries Underwriters
Laboratory Flammability Classification 94V-0
400 watts peak pulse power capability with a 10
x 1000 us waveform by 0.01% duty cycle
(300W above 78V).
SMA/DO-214AC
0. 181( 4. 60)
0. 161( 4.10)
0. 063(1.60)
0.051(1.30)
0. 108( 2. 75)
0. 096( 2. 45)
0. 209( 5. 30)
0. 193(4. 90)
0. 012(0.30)
0. 006(0.15)
0.096(2.45)
0.078(2.00)
0.059( 1. 50)
0. 035(0. 90)
0.008(0.20)
0. 002(0.05)
Mechanical Data
Case: Molded plastic
Terminals: Pure tin plated lead free,
Polarity: Indicated by cathode band
Standard packaging: 12mm tape
Weight: 0.064 gram
Dimensions in inches and(millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25
O
C
ambient temperature unless otherwise specified.
Type Number
P
eak
P
ower
D
issipation at
T
A
=25 C, Tp=1ms(
N
ote 1)
o
Steady State Power Dissipation
Peak Forward Surge Current, 8.3 ms Single Half
Sine-wave Superimposed on Rated Load
(JEDEC method) (Note 2, 3)
Maximum Instantaneous Forward Voltage at 25.0A for
Unidirectional Only
Symbol
P
PK
Pd
I
FSM
V
F
Value
Minimum 400
1
40.0
3.5
Units
Watts
Watts
Amps
Volts
o
Operating and Storage Temperature Range
T
J
, T
STG
-55 to + 150
o
1. Non-repetitive Current Pulse Per Fig. 3 and Derated above T
A
=25 C Per Fig. 2.
Notes:
2. Mounted on 5.0mm
2
(.013 mm Thick) Copper Pads to Each Terminal.
3. 8.3ms Single Half Sine-wave or Equivalent Square Wave, Duty Cycle=4 Pulses Per
Minute Maximum.
C
Devices for Bipolar Applications
1. For Bidrectional Use C or CA Suffix for Types SMAJ5.0 through Types SMAJ188.
2. Electrical Characteristics Apply in Both Directions.
http://www.luguang.cn
mail:lge@luguang.cn
SMAJ SERIES
400Watts Surface Mount Transient Voltage Suppressor
Electrical Characteristics(T
A
=25
Part Number Part Number
(Uni)
(Bi)
SMAJ5.0
SMAJ5.0A
SMAJ6.0
SMAJ6.0A
SMAJ6.5
SMAJ6.5A
SMAJ7.0
SMAJ7.0A
SMAJ7.5
SMAJ7.5A
SMAJ8.0
SMAJ8.0A
SMAJ8.5
SMAJ8.5A
SMAJ9.0
SMAJ9.0A
SMAJ10
SMAJ10A
SMAJ11
SMAJ11A
SMAJ12
SMAJ12A
SMAJ13
SMAJ13A
SMAJ14
SMAJ14A
SMAJ15
SMAJ15A
SMAJ16
SMAJ16A
SMAJ17
SMAJ17A
SMAJ18
SMAJ18A
SMAJ19
SMAJ19A
SMAJ20
SMAJ20A
SMAJ22
SMAJ22A
SMAJ24
SMAJ24A
SMAJ26
SMAJ26A
SMAJ28
SMAJ28A
SMAJ30
SMAJ30A
SMAJ33
SMAJ33A
SMAJ36
SMAJ36A
SMAJ40
SMAJ40A
SMAJ5.0C
SMAJ5.0CA
SMAJ6.0C
SMAJ6.0CA
SMAJ6.5C
SMAJ6.5CA
SMAJ7.0C
SMAJ7.0CA
SMAJ7.5C
SMAJ7.5CA
SMAJ8.0C
SMAJ8.0CA
SMAJ8.5C
SMAJ8.5CA
SMAJ9.0C
SMAJ9.0CA
SMAJ10C
SMAJ10CA
SMAJ11C
SMAJ11CA
SMAJ12C
SMAJ12CA
SMAJ13C
SMAJ13CA
SMAJ14C
SMAJ14CA
SMAJ15C
SMAJ15CA
SMAJ16C
SMAJ16CA
SMAJ17C
SMAJ17CA
SMAJ18C
SMAJ18CA
SMAJ19C
SMAJ19CA
SMAJ20C
SMAJ20CA
SMAJ22C
SMAJ22CA
SMAJ24C
SMAJ24CA
SMAJ26C
SMAJ26CA
SMAJ28C
SMAJ28CA
SMAJ30C
SMAJ30CA
SMAJ33C
SMAJ33CA
SMAJ36C
SMAJ36CA
SMAJ40C
SMAJ40CA
Device
Marking
Code
Uni
AD
AE
AF
AG
AH
AK
AL
AM
AN
AP
AQ
AR
AS
AT
AU
AV
AW
AX
AY
AZ
BD
BE
BF
BG
BH
BK
BL
BM
BN
BP
BQ
BR
BS
BT
BA
BB
BU
BV
BW
BX
BY
BZ
CD
CE
CF
CG
CH
CK
CL
CM
CN
CP
CQ
CR
Bi
WD
WE
WF
WG
WH
WK
WL
WM
WN
WP
WQ
WR
WS
WT
WU
WV
WW
WX
WY
WZ
XD
XE
XF
XG
XH
XK
XL
XM
XN
XP
XQ
XR
XS
XT
XA
XB
XU
XV
XW
XX
XY
XZ
YD
YE
YF
YG
YH
YK
YL
YM
YN
YP
YQ
YR
unless otherwise noted)
Maximum Working
Maximum Maximum
Clamping
Reverse Peak Reverse Reverse
Breakdown Voltage V
BR
@I
T
Voltage V
C
Leakage I
R
Surge
Voltage
Current I
PP
V
RWM
@V
RWM
@I
PP
Min (V) Max (V) I
T
(mA)
(V)
(A)
(uA)
(V)
6.40
6.40
6.67
6.67
7.22
7.22
7.78
7.78
8.33
8.33
8.89
8.89
9.44
9.44
10.00
10.00
11.10
11.10
12.20
12.20
13.30
13.30
14.40
14.40
15.60
15.60
16.70
16 70
16.70
17.80
17.80
18.90
18.90
20.00
20.00
21.13
21.10
22.20
22.20
24.40
24.40
26.70
26.70
28.90
28.90
31.10
31.10
33.30
33.30
36.70
36.70
40.00
40.00
44.40
44.40
7.30
7.00
8.15
7.37
8.82
7.98
9.51
8.60
10.20
9.21
10.90
9.83
11.50
10.40
12.20
11.10
13.60
12.30
14.90
13.50
16.30
14.70
17.60
15.90
19.10
17.20
20.40
20 40
18.50
21.80
19.70
23.10
20.90
24.40
22.10
25.76
23.30
27.10
24.50
29.80
26.90
32.60
29.50
35.30
31.90
38.00
34.40
40.70
36.80
44.90
40.60
48.90
44.20
54.30
49.10
10
10
10
10
10
10
10
10
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
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
800
800
800
800
500
500
200
200
100
100
50
50
10
10
5
5
5
5
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
1
1
1
1
1
1
1
1
5.0
5.0
6.0
6.0
6.5
6.5
7.0
7.0
7.5
7.5
8.0
8.0
8.5
8.5
9.0
9.0
10.0
10.0
11.0
11.0
12.0
12.0
13.0
13.0
14.0
14.0
15.0
15 0
15.0
16.0
16.0
17.0
17.0
18.0
18.0
19.0
19.0
20.0
20.0
22.0
22.0
24.0
24.0
26.0
26.0
28.0
28.0
30.0
30.0
33.0
33.0
36.0
36.0
40.0
40.0
41.67
43.48
35.09
38.83
32.52
35.71
30.08
33.33
27.97
31.01
26.67
29.41
25.16
27.78
23.67
25.97
21.28
23.53
19.90
21.98
18.18
20.10
16.81
18.60
15.50
17.24
14.87
14 87
16.39
13.89
15.38
13.11
14.49
12.42
13.70
11.76
13.00
11.17
12.35
10.15
11.27
9.30
10.28
8.58
9.50
8.00
8.81
7.48
8.26
6.78
7.50
6.22
6.88
5.60
6.20
9.6
9.2
11.4
10.3
12.3
11.2
13.3
12.0
14.3
12.9
15.0
13.6
15.9
14.4
16.9
15.4
18.8
17.0
20.1
18.2
22.0
19.9
23.8
21.5
25.8
23.2
26.9
26 9
24.4
28.8
26.0
30.5
27.6
32.2
29.2
34.0
30.8
35.8
32.4
39.4
35.5
43.0
38.9
46.6
42.1
50.0
45.4
53.5
48.4
59.0
53.3
64.3
58.1
71.4
64.5
1. Suffix 'A ' denotes 5% tolerance device. Without 'A' denotes 10% tolerance device
2. Add suffix 'C 'or ' CA ' after part number to specify Bi-directional devices
3. For Bi-Directional devices having V
R
of 10 volts and under, the I
R
limit is double
Note:
http://www.luguang.cn
mail:lge@luguang.cn