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SMAJ SERIES
400 Watts Suface Mount Transient Voltage Suppressor
SMA/DO-214AC
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 1uA above 10V
High temperature soldering guaranteed:
260℃ / 10 seconds at terminals
Plastic material used carried Underwriters
Laboratory Flammability Classification 94V-0
400 watts peak pulse power capability with a 10 /
1000 us waveform (300W above 78V)
Green compound with suffix "G" on packing
code & prefix "G" on datecode
Mechanical Data
Case: Molded plastic
Terminals: Pure tin plated, lead free
Polarity: Indicated by cathode band
Packaging: 12mm tape per EIA Std RS-481
Weight: 0.064 gram
Ordering Information (example)
Part No. Package
SMAJ5.0
SMA
Packing
1.8K / 7" REEL
Packing code
R3
Packing code
(Green)
R3G
Maximum Ratings and Electrical Characteristics
Rating at 25
℃
ambient temperature unless otherwise specified.
Patameter
Peak Power Dissipation at T
A
=25℃, Tp=1ms(Note 1)
Steady State Power Dissipation
Peak Forward Surge Current, 8.3ms Single Half
Sine-wave Superimposed on Rated Load
(JEDEC method) (Note 2)
Maximum Instantaneous Forward Voltage at 25.0A for
Unidirectional Only
Operating and Storage Temperature Range
Note 2: Mounted on 5 x 5mm Copper Pads to Each Terminal
Symbol
P
PK
P
D
I
FSM
Value
400
1
40
Unit
Watts
Watts
Amps
V
F
T
J
, T
STG
3.5
-55 to +150
Volts
℃
Note 1: Non-repetitive Current Pulse Per Fig. 3 and Derated above T
A
=25℃ Per Fig. 2
Devices for Bipolar Applications
1. For Bidrectional Use C or CA Suffix for Types SMAJ5.0 through Types SMAJ188
2. Electrical Characterstics Apply in Both Directions
Version:J13
RATINGS AND CHARACTERISTIC CURVES (SMAJ SERIES)
FIG. 1 PEAK PULSE POWER RATING CURVE
100
NON-REPETITIVE
PULSE WAVEFORM
SHOWN in FIG.3
TA = 25℃
125
PEAK PULSE POWER(P
PP
) OR CURRENT (I
PP
)
A
DERATING IN PERCENTAGE (%)
FIG.2 PULSE DERATING CURVE
P
PPM
, PEAK PULSE POWER, KW
100
75
50
25
0
0
25
50
75
100
125
150
175
200
10
1
0.1
0.1
1
10
100
1000
10000
tp, PULSE WIDTH, (uS)
T
A
, AMBIENT TEMPERATURE (
o
C)
FIG. 3 CLAMPING POWER PULSE WAVEFORM
IFSM, PEAK FORWARD SURGE CURRENT (A)
140
PEAK PULSE CURRENT (%)
120
100
80
60
40
20
0
0
td
0.5
1
1.5
2
t, TIME ms
2.5
3
3.5
4
Peak Value
IPPM
Half Value-IPPM/2
10/1000usec, WAVEFORM
as DEFINED by R.E.A.
PULSE WIDTH(td) is DEFINED
as the POINT WHERE the PEAK
CURRENT DECAYS to 50% OF IPPM
50
FIG. 4 MAXIMUM NON-REPETITIVE FORWARD SURGE
CURRENT UNIDIRECTIONAL ONLY
8.3mS Single Half Sine Wave
JEDEC Method
tr=10usec
40
30
20
10
0
1
10
NUMBER OF CYCLES AT 60 Hz
100
FIG. 5 TYPICAL JUNCTION CAPACITANCE
10000
CJ, JUNCTION CAPACITANCE (pF)
A
1000
MEASURED AT
ZERO BIAS
100
TA=25℃
f=1.0MHz
Vsig=50mVp-p
10
1
10
V(
BR
), BREAKDOWN VOLTAGE (V)
100
MEASURED at
STAND-OFF
VOLTAGE,Vwm
Version:J13
ELECTRICAL CHARACTERISTICS (TA=25℃ unless otherwise noted)
Device
Device
Marking
Code
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
BU
BV
BW
BX
BY
BZ
CD
CE
CF
CG
CH
CK
CL
CM
CN
CP
Working
Peak
Reverse
Voltage
V
WM
5
5
6
6
6.5
6.5
7
7
7.5
7.5
8
8
8.5
8.5
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
20
20
22
22
24
24
26
26
28
28
30
30
33
33
36
36
Breakdown Voltage
VBR (V)
at I
T
Min
6.4
6.4
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
10
11.1
11.1
12.2
12.2
13.3
13.3
14.4
14.4
15.6
15.6
16.7
16.7
17.8
17.8
18.9
18.9
20
20
22.2
22.2
24.4
24.4
26.7
26.7
28.9
28.9
31.1
31.1
33.3
33.3
36.7
36.7
40
40
Max
7.3
7
8.15
7.37
8.82
7.98
9.51
8.6
10.30
9.21
10.9
9.83
11.5
10.4
12.2
11.1
13.6
12.3
14.9
13.5
16.3
14.7
17.6
15.9
19.1
17.2
20.4
18.5
21.8
19.7
23.1
20.9
24.4
22.1
27.1
24.5
29.8
26.9
32.6
29.5
35.3
31.9
38
34.4
40.7
36.8
44.9
40.6
48.9
44.2
Test
Current
IT
(mA)
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
Maximum
Clamping
Voltage at IPPM
Vc(V)
(Note5)
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
24.4
28.8
26.0
30.5
27.6
32.2
29.2
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
Maximum
Maximum
Peak Pulse
Reverse Leakage
Surge Current
@ V
WM
I
PPM
ID (uA)
(A)(Note5)
41.7
800
43.5
35.1
38.8
32.5
35.7
30.1
33.3
28.0
31.0
26.7
29.4
25.2
27.8
23.7
26.0
21.3
23.5
19.9
22.0
18.2
20.1
16.8
18.6
15.5
17.2
14.9
16.4
13.9
15.4
13.1
14.5
12.4
13.7
11.2
12.3
10.2
11.3
9.3
10.3
8.6
9.5
8.0
8.8
7.5
8.3
6.8
7.5
6.2
6.9
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
Version:J13
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
SMAJ20
SMAJ20A
SMAJ22
SMAJ22A
SMAJ24
SMAJ24A
SMAJ26
SMAJ26A
SMAJ28
SMAJ28A
SMAJ30
SMAJ30A
SMAJ33
SMAJ33A
SMAJ36
SMAJ36A
ELECTRICAL CHARACTERISTICS (TA=25℃ unless otherwise noted)
Device
Device
Marking
Code
CQ
CR
CS
CT
CU
CV
CW
CX
CY
CZ
RD
RE
RF
RG
RH
RK
RL
RM
RN
RP
RQ
RR
RS
RT
RU
RV
RW
RX
RY
RZ
SD
SE
SF
SG
SH
SK
SL
SM
SN
SP
SQ
SR
ST
SS
Working
Peak
Reverse
Voltage
V
WM
40
40
43
43
45
45
48
48
51
51
54
54
58
58
60
60
64
64
70
70
75
75
78
78
85
85
90
90
100
100
110
110
120
120
130
130
150
150
160
160
170
170
188
188
Breakdown Voltage
VBR (V)
at I
T
Min
44.4
44.4
47.8
47.8
50
50
53.3
53.3
56.7
56.7
60
60
64.4
64.4
66.7
66.7
71.1
71.1
77.8
77.8
83.3
83.3
86.7
86.7
94.4
94.4
100
100
111
111
122
122
133
133
144
144
167
167
178
178
189
189
209
209
Max
54.3
49.1
58.4
52.8
61.1
55.3
65.1
58.9
69.3
62.7
73.3
66.3
78.7
71.2
81.5
73.7
86.9
78.6
95.1
86
102
92.1
106
95.8
115
104
122
111
136
123
149
135
163
147
176
159
204
185
218
197
231
209
255
231
Test
Current
IT
(mA)
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
Maximum
Clamping
Voltage at IPPM
Vc(V)
(Note5)
71.4
64.5
76.7
69.4
80.3
72.7
85.5
77.4
91.1
82.4
96.3
87.1
103
93.6
107
96.8
114
103
125
113
134
121
139
126
151
137
160
146
179
162
196
177
214
193
231
209
266
243
287
259
304
275
344
328
Maximum
Maximum
Peak Pulse
Reverse Leakage
Surge Current
@ V
WM
I
PPM
ID (uA)
(A)(Note5)
5.6
1
6.2
5.2
5.8
5.0
5.5
4.7
5.2
4.4
4.9
4.2
4.6
3.9
4.3
3.7
4.1
3.5
3.9
3.2
3.5
3.0
3.3
2.9
3.2
2
2.2
1.9
2.1
1.7
1.9
1.6
1.7
1.4
1.6
1.3
1.5
1.1
1.3
1
1.2
1
1.1
0.9
0.91
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
SMAJ40
SMAJ40A
SMAJ43
SMAJ43A
SMAJ45
SMAJ45A
SMAJ48
SMAJ48A
SMAJ51
SMAJ51A
SMAJ54
SMAJ54A
SMAJ58
SMAJ58A
SMAJ60
SMAJ60A
SMAJ64
SMAJ64A
SMAJ70
SMAJ70A
SMAJ75
SMAJ75A
SMAJ78
SMAJ78A
SMAJ85
SMAJ85A
SMAJ90
SMAJ90A
SMAJ100
SMAJ100A
SMAJ110
SMAJ110A
SMAJ120
SMAJ120A
SMAJ130
SMAJ130A
SMAJ150
SMAJ150A
SMAJ160
SMAJ160A
SMAJ170
SMAJ170A
SMAJ188
SMAJ188A
Notes:
1. Non-repetitive current pulse, per Fig. 3 and derated above T
A
=25℃ per Fig. 2
2. Mounted on 5 x 5mm copper pads to each terminal
3. Lead temperature at T
L
=75℃
4. Measure on 8.3ms single half sine-wave duty cycle=4 pulses per minutes maximum
5. Peak pulse power waveform is 10/1000 us
6. For Bi-Directional devices having V
R
of 10 volts and under, the I
R
limit is double.
Version:J13
Ordering information
Part No.
Package
SMA
SMA
SMA
SMAJxx
(Note)
Folded SMA
Folded SMA
C SMA
Packing
1.8K / 7" REEL
7.5K / 13" REEL
7.5K / 13" Plastic REEL
1.8K / 7" REEL
7.5K / 13" REEL
1.8K / 7" REEL
Packing code
R3
R2
M2
F3
F2
F4
E3
E2
Packing code
(Green)
R3G
R2G
M2G
F3G
F2G
F4G
E3G
E2G
Folded SMA 7.5K / 13" Plastic REEL
7.5K / 13" REEL
C SMA
Note: "x" is Device Code from "5.0" thru "188".
Tape & Reel specification
Reel Size Tape Size
7"
12mm
Reel Size Tape Size
13"
12mm
A
±2.0
178
A
max
330
B
±0.4
1.9
B
±0.5
2
C
+0.5;-0.2
13
C
±0.5
13
D
min
21
D
min
20.2
N
±1.0
62
N
±0.5
75
G
+0.8;-0
12.2
G
+2.0;-0
12.4
T
max
14.6
T
max
18.4
Unit (mm)
Version:J13
