BL
FEATURES
GALAXY ELECTRICAL
SMAJ5.0
- -
- SM
AJ188CA
BREAKDOWN VOLTAGE: 5.0 --- 188 V
PEAK PULSE POWER: 400 W
TRANSIENT VOLTAGE SUPPRESSOR
Plastic package
has underwriters laboratory
flammability classification
94V-0
Optimized for LAN protection applications
Low profile package with built-in strain relief for
surface mounted applications
Glass passivated junction
Low incremental surge resistance, excellent clamping
capability
400W peak pulse power capability with a 10/1000µs wave-
form, repetition rate (duty cycle): 0.01% (300W above 78V)
Very fast response time
High temperature soldering guaranteed: 250°C/10
seconds at terminals
DO-214AC(SMA)
MECHANICAL DATA
Case:JEDEC DO-214AC molded plastic over passivated
chip
Terminals:
solder
plated, solderable per MIL-STD-750,
method 2026
Polarity:
foruni-directional
types the color band denotes
the cathode, which is postitive with respect to the
anode under normal TVS operation
Mounting position:
any Weight:
0.002 ounces, 0.064 grams
Devices for Bidirectional Applications
For bi-directional devices, use suffix C or CA (e.g. SMAJ10C, SMAJ10CA). Electrical characteristics apply in both directions.
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25
ambient temperature unless otherwise specified.
SYMBOL
Peak pow er dissipation w ith a 10/1000μs w aveform (NOTE 1,2, FIG.1)
Peak pulse current w ith a 10/1000μs w aveform (NOTE 1)
Typical thermal resistance, junction to ambient (NOTE 3)
Peak forw ard surge current, 8.3ms single half sine-w ave
ffff
uni-directional only (NOTE 2)
Typical thermal resistance, junction to ambient (NOTE 3)
Operating junction and storage temperature range
VALUE
Minimum
400
See
next table
120.0
40.0
30
-55---+150
UNIT
W
A
/W
A
P
PPM
I
PPM
R
θJA
I
FSM
R
θJL
T
J
, T
STG
/W
NOTES: (1) Non-repetitive current pules, per Fig. 3 and derated above T
A
=25 per Fig. 2. Rating is 300W above 78V.
(2) Mounted on 0.2 x 0.2" (5.0 x 5.0mm) copper pads to each terminal.
(3) Mounted on minimum recommended pad layout.
www.galaxycn.com
Document Number 0285005
BL
GALAXY ELECTRICAL
1.
ELECTRICAL CHARACTERISTICS
Device
marking
code
Uni
SMA J5.0
SMA J5.0A
SMA J6.0
SMA J6.0A
SMA J6.5
SMA J6.5A
SMA J7.0
SMA J7.0A
SMA J7.5
SMA J7.5A
SMA J8.0
SMA J8.0A
SMA J8.5
SMA J8.5A
SMA J9.0
SMA J9.0A
SMA J10
SMA J10A
SMA J11
SMA J11A
SMA J12
SMA J12A
SMA J13
SMA J13A
SMA J14
SMA J14A
SMA J15
SMA J15A
SMA J16
SMA J16A
SMA J17
SMA J17A
SMA J18
SMA J18A
SMA J20
SMA J20A
SMA J22
SMA J22A
SMA J24
SMA J24A
SMA J26
SMA J26A
SMA J28
SMA J28A
SMA J30
(5)
R atings at 25
am bient tem perature unles s otherwis e spec if ied.V
F
=3.5V at I
F
=25A (uni-directional only )
Device
ty
pe
Breakdow n
v
oltage V
(B R)
at I
T(1)
(V )
Bi
Min
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
10.0
10.0
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
20.0
20.0
22.2
22.2
24.4
24.4
26.7
26.7
28.9
28.9
31.1
31.1
33.3
Max
7.81
7.08
8.15
7.37
8.82
7.98
9.51
8.60
10.3
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
38.0
34.4
40.7
Test
current
I
T
(m A )
10
10
10
10
10
10
10
10
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Stand-of f
v
oltage
V
W M
(V )
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
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
Max imum
reverse leakage
at V
W M
I
D
( A )
(3)
800
800
800
800
500
500
200
200
100
100
50
50
10
10
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
Max imum
peak puls
s
surge
current
I
P P M
(A )
(2)
41.7
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
Max imum
clamping
v
oltage at I
P P M
V c (V )
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
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
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
XU
XV
XW
XX
XY
XZ
YD
YE
YF
YG
YH
36.8
1.0
30
SMA J30A
CK
YK
33.3
Notes : (1) Pulse test :t
P
50ms
(2) Surge c urrent w avef orm per Fig.3 and derate per Fig.2
(3) For bi-direc tional types hav ing V
W M
of 10 V olts and less ,the I
D
Iimit is doubled
(4) A ll terms and sy mbols are c onsistent w ith A NSI/IEEE C62.35
(5) For the bidirectional SMA J5.0CA ,the maximum V
(B R)
is 7.25V
www.galaxycn.com
Document Number 0285005
BL
GALAXY ELECTRICAL
2.
ELECTRICAL CHARACTERISTICS
Dev ic e
marking
code
Uni
SMA J33
SMA J33A
SMA J36
SMA J36A
SMA J40
SMA J40A
SMA J43
SMA J43A
SMA J45
SMA J45A
SMA J48
SMA J48A
SMA J51
SMA J51A
SMA J54
SMA J54A
SMA J58
SMA J58A
SMA J60
SMA J60A
SMA J64
SMA J64A
SMA J70
SMA J70A
SMA J75
SMA J75A
SMA J78
SMA J78A
SMA J85
SMA J85A
SMA J90
SMA J90A
SMA J100
SMA J100A
SMA J110
SMA J110A
SMA J120
SMA J120A
SMA J130
SMA J130A
SMA J150
SMA J150A
SMA J160
SMA J160A
SMA J170
SMA J170A
SMA J188
CL
CM
CN
CP
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
S
D
SE
SF
S
G
SH
S
K
SL
S
M
SN
SP
SQ
SR
ST
Bi
YL
YM
YN
YP
YQ
YR
YS
YT
YU
YV
YW
YX
YY
YZ
ZD
ZE
ZF
ZG
ZH
ZK
ZL
ZM
ZN
ZP
ZQ
ZR
ZS
ZT
ZU
ZV
ZW
ZX
ZY
ZZ
VD
VE
VF
VG
VH
VK
VL
VM
VN
VP
VQ
VR
VT
R atings at 25
am bient tem perature unles s ot herwise s pec if ied.V
F
=3.5V at I
F
=25A (uni-directional only )
Dev ic e
type
Breakdow n
v
oltage V
(B R)
at I
T(1)
(V )
Min
36.7
36.7
40.0
40.0
44.4
44.4
47.8
47.8
50.0
50.0
53.3
53.3
56.7
56.7
60.0
60.0
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
Max
44.9
40.6
48.9
44.2
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
86.0
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
Test
current
I
T
(m A )
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Stand-of f
v
oltage
V
W M
(V )
33
33
36
36
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
Max imum
rev
ers e
leakage
at V
W M
I
D
( A )
(3)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
Max imum
peak puls
s
surge
current
I
P P M
(A )
(2)
5.1
5.6
4.7
5.2
4.2
4.7
3.9
4.3
3.7
4.1
3.5
3.9
3.3
3.6
3.1
3.4
2.9
3.2
2.8
3.1
2.6
2.9
2.4
2.7
2.2
2.5
2.2
2.4
2.0
2.2
1.9
2.1
1.7
1.9
1.5
1.7
1.4
1.6
1.3
1.4
1.1
1.2
1.0
1.2
0.99
1.09
0.9
0.91
Max imum
clamping
v
oltage at I
P P M
V c (V )
59.0
53.3
64.3
58.1
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
268
243
287
259
304
275
344
328
231
1.0
188
SMA J188A
SS
VS
209
Notes: (1) Puls e test :t
P
50ms
(2) Surge current w avef orm per Fig.3 and derate per Fig.2
(3) For bi-direc tional types having V
W M
of 10 V olts and less ,the I
D
Iimit is doubled
(4) A ll terms and symbols are consistent w ith A NSI/IEEE C62.35
www.galaxycn.com
Document Number 0285005
BL
GALAXY ELECTRICAL
3.
RATINGS AND CHARACTERISTIC CURVES
FIG.1 -- PEAK PULSE POWER RATING CURVE
PEAK PULSE POWER
PP
) OR CURRENT
(P
DERATING IN PERCENTAGE, %
SMAJ5.0
- -
-SMAJ188CA
FIG.2 -- PULSE DERATING CURVE
P
PPM
, PEAK PULSE POWER, KW
100
NON-REPETITIVE
PULSE WAVEFORM
SHOWN if FIG.3
T
A
=25
100
10
75
1.0
50
25
(I
PPM
)
0.1
0.1μs
1.0μs
10μs
100μs
1ms
10ms
0
0
25
50
75
100
125
150
175
200
td, PULSE WIDTH, SEC.
T
A
, AMBIENT TEMPERATURE.
FIG.3 -- PULSE WAVEFORM
150
FIG.4 -- TYPICAL JUNCTION CAPACITANCE
H HHHHHHH
UNIDIRECTIONAL
10,000
T
J
=25
f=1.0MHZ
Vsig=50mVp-p
MEASURED at
STAND-OFF
VOLTAGE, V
WM
Uni-Directional
I
PPM
, PEAK PULSE CURRENT, %
tr=10 sec
PEAK VALUE
I
PPM
100
PULES WIDTH (td)
is DEFINDE as the
POINT WHERE the
PEAK CURRENT
DECAYS to 50% of
I
PPM
C
J
, JUNCTION CAPACITANCE, pF
1,000
50
HALF VALUE - I
PP
2
10/1000µ
s
WAVEFORM as
DEFINED by
R.E.A.
100
Bi-Directional
td
0
0
1.0
2.0
3.0
4.0
10
1.0
10
100
200
t, TIME, ms
V
(BR)
, BREAKDOWN VOLTAGE, V
IFSM, PEAK FORWARD SURGE CURRENT,
FIG.5 -- TYPICAL TRANSIENT THERMAL IMPEDANCE
FIG.6 -- MAXIMUM NON-REPETITIVE FORWARD
HHHH H
CURRENT UNIDIRECTIONAL ONLY
SURGE
50
T
J
=T
J
m
ax.
8.3m SING HALFSINE-M
s
LE
AVE
(JEDECM
ETHO
D)
TRANSLENT THERMAL IMPEDANCE
1000
40
AMPERES
100
30
/W )
10
(
10
1
0.001
0.01
0.1
1
10
100
1000
0
1
10
100
TL, LEAD TEMPERATURE,
NUMBER OF CYCLES AT 60 Hz
www.galaxycn.com
Document Number 0285005
BL
GALAXY ELECTRICAL
4.
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