SMAJ5.0 THRU SMAJ170CA
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
Stand - Off Voltage - 5.0 to 170 Volts
Peak Pulse Power - 400 Watt
FEATURES
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●
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●
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Glass Passivated Die Construction
Uni- and Bi-Directional Versions Available
Excellent Clamping Capability
Fast Response Time
Plastic Case Material has UL Flammability
Classification Rating 94V-O
SMA(DO-214AC)
.062(1.60)
.055(1.40)
.114(2.90)
.098(2.50)
MECHANICAL DATA
●
●
●
●
●
.181(4.60)
.157(4.00)
.012(.305)
.006(.152)
.103(2.62)
.079(2.00)
.060(1.52)
.030(0.76)
.008(.203)
.002(.051)
Case : JEDEC
SMA(DO-214AC), Transfer Molded Epoxy
Terminals : Solder Plated, Solderable
per MIL-STD-750, Method 2026
Polarity : Cathode Band Except Bi-Directional
Marking : Device Code
Weight : 0.064 grams (approx.)
.208(5.28)
.188(4.80)
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Characteristic
Peak Pulse Power Dissipation 10/1000µS Waveform (Note 1, 2) Figure 3
Peak Pulse Current on 10/1000µS Waveform (Note 1) Figure 4
Peak Forward Surge Current 8.3ms Single Half Sine-Wave
Superimposed on Rated Load (JEDEC Method) (Note 2, 3)
Operating and Storage Temperature Range
@T
A
=25°C unless otherwise specified
Symbol
P
PPM
I
PPM
I
FSM
T
j
, T
STG
Value
400 Minimum
See Table 1
40
-55 to +150
Unit
W
A
A
°C
Note: 1. Non-repetitive current pulse per Figure 4 and derated above T
A
= 25°C per Figure 1.
2. Mounted on 5.0mm
2
(0.013mm thick) land area.
3. Measured on 8.3ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minutes maximum.
SMAJ5.0 THRU SMAJ170CA
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
Stand - Off Voltage - 5.0 to 170 Volts
Peak Pulse Power - 400 Watt
Electrical characteristics
DEVICE REVERSE
BREAK DO WN
REVERSE
TEST MAXIMUM
PEAK
MARKING STAND-
VOLTAGE
CURRE CLAMPING PULSE LEAKAGE
PART NUMBER
OFF
CODE
NT
VOLTAGE CURRENT @ V
RWM
V
BR
(V)(2)
VOLTAGE V
BR
(V)(1)
I
T
(mA) @Ipp Vc(V) Ipp (A)
I
R
(µA)(3)
UNI- POLAR BI-POLAR(1) UNI
BI
V
RWM
(V)
MIN.@I
T
MAX.@I
T
SMAJ5.0A SMAJ5.0CA AE
WE
5.0
6.40
7.00
10
9.2
43.5
800
SMAJ6.0A SMAJ6.0CA AG WG
6.0
6.67
7.37
10
10.3
38.8
800
SMAJ6.5A SMAJ6.5CA AK
WK
6.5
7.22
7.98
10
11.2
35.7
500
SMAJ7.0A SMAJ7.0CA AM WM
7.0
7.78
8.60
10
12.0
33.3
200
SMAJ7.5A SMAJ7.5CA AP
WP
7.5
8.33
9.21
1
12.9
31.0
100
SMAJ8.0A SMAJ8.0CA AR WR
8.0
8.89
9.83
1
13.6
29.4
50
SMAJ8.5A SMAJ8.5CA AT
WT
8.5
9.44
10.40
1
14.4
27.8
20
SMAJ9.0A SMAJ9.0CA AV
WV
9.0
10.00
11.10
1
15.4
26.0
10
SMAJ10A
SMAJ10CA AX
WX
10.0
11.10
12.30
1
17.0
23.5
5
SMAJ11A
SMAJ11CA AZ
WZ
11.0
12.20
13.50
1
18.2
22.0
5
SMAJ12A
SMAJ12CA BE XE
12.0
13.30
14.70
1
19.9
20.1
5
SMAJ13A
SMAJ13CA BG XG
13.0
14.40
15.90
1
21.5
18.6
5
SMAJ14A
SMAJ14CA BK XK
14.0
15.60
17.20
1
23.2
17.2
5
SMAJ15A
SMAJ15CA BM XM
15.0
16.70
18.50
1
24.4
16.4
5
SMAJ16A
SMAJ16CA BP XP
16.0
17.80
19.70
1
26.0
15.4
5
SMAJ17A
SMAJ17CA BR XR
17.0
18.90
20.90
1
27.6
14.5
5
SMAJ18A
SMAJ18CA
BT
XT
18.0
20.00
22.10
1
29.2
13.7
5
SMAJ20A
SMAJ20CA BV XV
20.0
22.20
24.50
1
32.4
12.3
5
SMAJ22A
SMAJ22CA BX XX
22.0
24.40
26.90
1
35.5
11.3
5
SMAJ24A
SMAJ24CA
BZ
XZ
24.0
26.70
29.50
1
38.9
10.3
5
SMAJ26A
SMAJ26CA CE
YE
26.0
28.90
31.90
1
42.1
9.5
5
SMAJ28A
SMAJ28CA CG YG
28.0
31.10
34.40
1
45.4
8.8
5
SMAJ30A
SMAJ30CA CK
YK
30.0
33.30
36.80
1
48.4
8.3
5
SMAJ33A
SMAJ33CA CM YM
33.0
36.70
40.60
1
53.3
7.5
5
SMAJ36A
SMAJ36CA CP
YP
36.0
40.00
44.20
1
58.1
6.9
5
SMAJ40A
SMAJ40CA CR YR
40.0
44.40
49.10
1
64.5
6.2
5
SMAJ43A
SMAJ43CA CT
YT
43.0
47.80
52.80
1
69.4
5.8
5
SMAJ45A
SMAJ45CA CV
YV
45.0
50.00
55.30
1
72.7
5.5
5
SMAJ48A
SMAJ48CA CX
YX
48.0
53.30
58.90
1
77.4
5.2
5
SMAJ51A
SMAJ51CA CZ
YZ
51.0
56.70
62.70
1
82.4
4.9
5
SMAJ54A
SMAJ54CA RE ZE
54.0
60.00
66.30
1
87.1
4.6
5
SMAJ58A
SMAJ58CA RG ZG
58.0
64.40
71.20
1
93.6
4.3
5
SMAJ60A
SMAJ60CA RK ZK
60.0
66.70
73.70
1
96.8
4.1
5
SMAJ64A
SMAJ64CA RM ZM
64.0
71.10
78.60
1
103.0
3.9
5
SMAJ70A
SMAJ70CA RP ZP
70.0
77.80
86.00
1
113.0
3.5
5
SMAJ75A
SMAJ75CA RR ZR
75.0
83.30
92.10
1
121.0
3.3
5
SMAJ78A
SMAJ78CA RT
ZT
78.0
86.70
95.80
1
126.0
3.2
5
SMAJ85A
SMAJ85CA RV ZV
85.0
94.40
104.00
1
137.0
2.9
5
SMAJ90A
SMAJ90CA RX ZX
90.0
100.00
111.00
1
146.0
2.7
5
SMAJ100A SMAJ100CA RZ
ZZ
100.0
111.00
123.00
1
162.0
2.5
5
VE
SMAJ110A
SMAJ110CA
SE
110.0
122.00
135.00
1
177.0
2.3
5
VG
SMAJ120A
SMAJ120CA
SG
120.0
133.00
147.00
1
193.0
2.1
5
VK
SMAJ130A
SMAJ130CA
SK
130.0
144.00
159.00
1
209.0
1.9
5
VM
SMAJ150A
SMAJ150CA
SM
150.0
167.00
185.00
1
243.0
1.6
5
SMAJ160A
SMAJ160CA
SP
160.0
178.00
197.00
1
259.0
1.5
5
VP
VR
SMAJ170A
SMAJ170CA
SR
170.0
189.00
209.00
1
275.0
1.5
5
NOTE: 1. Suffix C denotes Bi-direction device, Suffix A denotes the V
BR
is
+
5%
for parts without A , the V
BR
is + 10%.
2. V
BR
messured with I
T
Current pulse=300us.
3. For bidirectional type having Vrwm of 10 volts and less, the IR limit is double.
SMAJ
SMAJ5.0 THRU SMAJ170CA
RATINGS AND CHARACTERISTIC CURVES
P e a k P uls e P owe r ( P
P P
) or C urre nt ( I
P P M
)
D e ra ting in P e rc e nta ge , %
100
100
N on-re pe titive P uls e
W a ve form s hown in F I G . 3
T
A
= 2 5
o
C
10
P
P P M
— P e a k P uls e P owe r ( k W )
75
S MA J 8 5 --
S MA J 1 7 0
1
S MA J 5 . 0 --
S MA J 7 8
50
25
0 . 2 x 0 . 2 " ( 5 . 0 x 5 . 0 mm)
C oppe r P a d A re a s
0
0
25
50
75
100
125
150
175
200
0 . 2 x 0 . 2 " ( 5 . 0 x 5 . 0 mm)
C oppe r P a d A re a s
0. 1
0 .1 m s
1 . 0 ms
1 0 ms
1 0 0 ms
1 . 0 ms
1 0 ms
t
d
— P uls e W idth ( s e c . )
FIG.1 – Peak Pulse Po wer Rating Cur ve
150
10, 000
T
A
— A mbie nt Te mpe ra ture (
o
C )
FIG. 2 –Pulse Derating Curve
T
J
= 2 5
o
C
f = 1 . 0 MH z
V s ig = 5 0 mV p-p
1, 000
M e a s ure d a t
S ta nd-O ff
V olta ge , V
W M
U ni-D ire c tiona l
100
I
P P M
— P e a k P uls e C urre nt, % I
R S M
100
P e a k V a lue
I
P P M
H a lf V a lue — I P P
2
I
P P M
50
1 0 /1 0 0 0 s e c . W a ve form
a s de fine d by R . E . A .
td
0
0
1. 0
2. 0
3. 0
4. 0
C
J
— J unc tion C a pa c ita nc e ( pF )
tr = 1 0
u
s e c .
T
J
= 25
P uls e W idth ( td)
is de fine d a s the point
whe re the pe a k c urre nt
de c a ys to 5 0 % of I
P P M
o
C
B i-D ire c tiona l
10
1
10
100
200
t — T ime ( ms )
V
W M
— R e ve rs e S ta nd-off V olta ge ( V )
FIG. 3 – Pulse Wa vef orm
I
F S M
— P e a k F orwa rd S urge C urre nt ( A )
1000
200
FIG. 4 – Typical Junction Capacitance
T
J
= T
J
ma x .
8 . 3 ms S ingle H a lf S ine -W a ve
( J E D E C Me thod)
T ra ns ie nt T he rma l I mpe da nc e (
o
C /W )
100
100
50
10
1
0. 001
0. 01
0. 1
1
10
100
1000
10
1
5
10
50
100
t
p
— P uls e D ura tion ( s e c )
N umbe r of C yc le s a t 6 0 H z
FIG.5 – Typical Transient Thermal
Impedance
FIG.6 - Maximum Non-Repetitive Forwar d
Surge Current Uni-Directional Onl y
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