LITE-ON
SEMICONDUCTOR
SURFACE MOUNT
UNIDIRECTIONAL AND BIDIRECTIONAL
TRANSIENT VOLTAGE SUPPRESSORS
SMAJ SERIES
STAND-OFF VOLTAGE - 4.0 to 200 Volts
POWER DISSIPATION - 400 WATTS
FEATURES
For surface mounted applications
Reliable low cost construction utilizing molded plastic
technique
Typical IR less than 1uA above 10V
Fast response time: typically less than 1.0ns for
Uni-direction,less than 5.0ns for Bi-direction,form 0 Volts
to BV min
● RoHS compliant
SMA
SMA
A
B
C
MECHANICAL DATA
Case : Molded plastic
Case Material: Molding compound, UL Flammability
classification 94V-0, (No Br. Sb. Cl.) "Halogen-free".
Polarity : by cathode band denotes uni-directional device,
none cathode band denotes bi-directional device
Weight : 0.002 ounces, 0.064 gram
G
D
F
H
E
DIM.
MIN.
MAX.
A
4.06
4.57
B
2.29
2.92
C
1.27
1.63
D
0.15
0.31
E
4.83
5.59
F
0.05
0.20
G
1.96
2.40
H
0.76
1.52
All Dimensions in millimeter
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
℃ ambient temperature unless otherwise specified.
Ratings at 25
CHARACTERISTICS
SYMBOLS
VALUE
PPK
400
IFSM
40
A
PM(AV)
1.0
W
Maximum Instantaneous forward voltage at 16A
(Note 2, 3)
VF
3.0
V
Operating Temperature Range
TJ
-55 to +175
C
TSTG
-55 to +175
C
PEAK POWER DISSIPATION AT TA = 25
TP = 1ms (Note 1)
℃,
℃
Peak Forward Surge Current 8.3ms
single half sine-wave @ TJ = 25
(Note 2)
Steady State Power Dissipation at TL =120
Storage Temperature Range
℃
NOTES : 1. Non-repetitive current pulse, per fig. 3 and derated above TA= 25
2. For unidirectional units only.
3. VF max=3V at IF=16 A 300us square wave pulse.
℃ per fig.1.
UNIT
W
REV. 15, Jan-2016, KSIA02
RATING AND CHARACTERISTIC CURVES
SMAJ SERIES
FIG.2 - MAXIMUM NON-REPETITIVE SURGE CURRENT
60
50
PEAK FORWARD SURGE
CURRENT,
AMPERES
75
40
50
30
20
25
10 X 1000 WAVEFORM AS
DEFINED BY R.E.A.
10
0
25
50
75
125
100
150
AMBIENT TEMPERATURE,
CURRENT ,
FIG.3 - PULSE
℃
175
1
200
WAVEFORM
50
100
TJ = 25 C
100
Measu
Measured at
F=
F= 1M
1MHz,
1.0Vrmss sig
signal
Bias=0Vdc
10
1.0
2.0
3.0
1
10
4.0
RATING
CURVE
TA=2 5 C
ON-REPETITIV
N
NON-R
E E
E WAV EFORM
PULSE
SHOWN IN FIG 3.
PP, PEAK
( KW )
10
1.0
5.0
0mm LEAD A AREAS
0.1
10us
TP, PULSE
100us
WIDTH
1.0ms
10ms
PM(AV), STEADY STATE POWER DISSIPATION (W)
FIG.5 - PULSE
100
100
1000
STAND-OFF VOLTAGE, VOLTS
T , TIME
( ms )
POWER
50
Bi-directional
TP
1.0us
20
Uni-direction al
1000
0
0.1us
10
FIG.4 - TYPICAL JUNCTION CAPACITANCE
10 x 1000 wavefo
wavefo rm as
defined by R.E .A.
TJ=25 C
IP, PEAK
(% )
5
10000
IRSM
H
Half v alue= 2
Pulse width ( TP) is d efined
as that poin t where the
pea
peakk curre
current deca ys to
50% o f IRSM
0
2
NUMBER OF CYCLES AT 60Hz
TR=1 0us
Peak v alue (IRSM)
100
PULSE
Pulse Width 8.3ms
Single Half- Sine-W
-Wave
0
0
CAPACITANCE , (pF)
PEAK PULSE DERATING IN % OF PEAK
POWER OR CURRENT
FIG.1 - PULSE DERATING CURVE
100
FIG.6 - STEADY STATE POWER DERATING CURVE
1.0
0.8
0.6
0.4
60Hz RES ISTIVE OR
INDUCTIVE LOAD
0.2
0.0
0
25
50
75
100
125
TL, LEAD TEMPERATURE,
150
℃
175
200
LITE-ON
SEMICONDUCTOR
Device
Unidirectional
Device
Bidirectional
Device
Marking
code
(UNI)
(BI)
Working
PeakReverse
Voltage
Maximum
Reverse
Voltage at IRSM
(Clamping
Voltage)
Maximum
Reverse Surge
Current
Maximum
Reverse
Leakage at
VRWM
VRWM(Volts)
Min.
Max.
@IT( mA)
VRSM(VOLTS)
IRSM(Amps)
IR (uA)
4.0
5.40
6.50
10
8.6
46.5
1000
HB
SMAJ4.0
Breakdowm voltage
VBR Volts
SMAJ5.0A
SMAJ5.0CA
HE
TE
5.0
6.40
7.07
10
9.2
43.5
800
SMAJ6.0A
SMAJ6.0CA
HG
TG
6.0
6.67
7.37
10
10.3
38.8
800
SMAJ6.5A
SMAJ6.5CA
HK
TK
6.5
7.22
7.98
10
11.2
35.7
500
SMAJ7.0A
SMAJ7.0CA
HM
TM
7.0
7.78
8.60
10
12.0
33.3
200
SMAJ7.5A
SMAJ7.5CA
HP
TP
7.5
8.33
9.21
1
12.9
31.0
100
SMAJ8.0A
SMAJ8.0CA
HR
TR
8.0
8.89
9.83
1
13.6
29.4
50
SMAJ8.5A
SMAJ8.5CA
HT
TT
8.5
9.44
10.43
1
14.4
27.7
10
SMAJ9.0A
SMAJ9.0CA
HV
TV
9.0
10.0
11.1
1
15.4
26.0
5
SMAJ10A
SMAJ10CA
HX
TX
10
11.1
12.3
1
17.0
23.5
5
SMAJ11A
SMAJ11CA
HZ
TZ
11
12.2
13.5
1
18.2
22.0
0.5
SMAJ12A
SMAJ12CA
IE
UE
12
13.3
14.7
1
19.9
20.1
0.5
SMAJ13A
SMAJ13CA
IG
UG
13
14.4
15.9
1
21.5
18.6
0.5
SMAJ14A
SMAJ14CA
IK
UK
14
15.6
17.2
1
23.2
17.2
0.5
SMAJ15A
SMAJ15CA
IM
UM
15
16.7
18.5
1
24.4
16.4
0.5
SMAJ16A
SMAJ16CA
IP
UP
16
17.8
19.7
1
26.0
15.3
0.5
SMAJ17A
SMAJ17CA
IR
UR
17
18.9
20.9
1
27.6
14.5
0.5
SMAJ18A
SMAJ18CA
IT
UT
18
20.0
22.1
1
29.2
13.7
0.5
SMAJ20A
SMAJ20CA
IV
UV
20
22.2
24.5
1
32.4
12.3
0.5
SMAJ22A
SMAJ22CA
IX
UX
22
24.4
27.0
1
35.5
11.2
0.5
SMAJ24A
SMAJ24CA
IZ
UZ
24
26.7
29.5
1
38.9
10.3
0.5
SMAJ26A
SMAJ26CA
JE
VE
26
28.9
31.9
1
42.1
9.5
0.5
SMAJ28A
SMAJ28CA
JG
VG
28
31.1
34.4
1
45.4
8.8
0.5
SMAJ30A
SMAJ30CA
JK
VK
30
33.3
36.8
1
48.4
8.3
0.5
SMAJ33A
SMAJ33CA
JM
VM
33
36.7
40.6
1
53.3
7.5
0.5
SMAJ36A
SMAJ36CA
JP
VP
36
40.0
44.2
1
58.1
6.9
0.5
SMAJ40A
SMAJ40CA
JR
VR
40
44.4
49.1
1
64.5
6.2
0.5
SMAJ43A
SMAJ43CA
JT
VT
43
47.8
52.8
1
69.4
5.7
0.5
SMAJ45A
SMAJ45CA
JV
VV
45
50.0
55.3
1
72.7
5.5
0.5
SMAJ48A
SMAJ48CA
JX
VX
48
53.3
58.9
1
77.4
5.2
0.5
SMAJ51A
SMAJ51CA
JZ
VZ
51
56.7
62.7
1
82.4
4.9
0.5
SMAJ54A
SMAJ54CA
RE
WE
54
60.0
66.3
1
87.1
4.6
0.5
SMAJ58A
SMAJ58CA
RG
WG
58
64.4
71.2
1
93.6
4.3
0.5
SMAJ60A
SMAJ60CA
RK
WK
60
66.7
73.7
1
96.8
4.1
0.5
SMAJ64A
SMAJ64CA
RM
WM
64
71.1
78.6
1
103
3.9
0.5
SMAJ70A
SMAJ70CA
RP
WP
70
77.8
86.0
1
113
3.5
0.5
SMAJ75A
SMAJ75CA
RR
WR
75
83.3
92.1
1
121
3.3
0.5
SMAJ78A
SMAJ78CA
RT
WT
78
86.7
95.8
1
126
3.2
0.5
SMAJ85A
SMAJ85CA
RV
WV
85
94.4
104
1
137
2.9
0.5
SMAJ90A
SMAJ90CA
RX
WX
90
100
111
1
146
2.7
0.5
SMAJ100A
SMAJ100CA
RZ
WZ
100
111
123
1
162
2.5
0.5
SMAJ110A
SMAJ110CA
SE
XE
110
122
135
1
177
2.3
0.5
SMAJ120A
SMAJ120CA
SG
XG
120
133
147
1
193
2.0
0.5
SMAJ130A
SMAJ130CA
SK
XK
130
144
159
1
209
1.9
0.5
SMAJ150A
SMAJ150CA
SM
XM
150
167
185
1
243
1.6
0.5
SMAJ160A
SMAJ160CA
SP
XP
160
178
197
1
259
1.5
0.5
SMAJ170A
SMAJ170CA
SR
XR
170
189
209
1
275
1.4
0.5
SMAJ188A
SMAJ188CA
SS
VS
188
209
231
1
328
1.2
SMAJ200A
SMAJ200CA
ST
YT
200
224
248
1
324
1.2
0.5
0.5
NOTE :
Suffix 'A ' denotes 5% tolerance device.
1.
Add suffix 'C 'or ' CA ' after part number to specify Bi-directional devices.
2.
The IR limit is double for Bi-Directional devices.
Legal Disclaimer Notice
Important Notice and Disclaimer
LSC reserves the right to make changes to this document and its products and
specifications at any time without notice. Customers should obtain and confirm
the latest product information and specifications before final design, purchase or
use.
LSC makes no warranty, representation or guarantee regarding the suitability of
its products for any particular purpose, nor does LSC assume any liability for
application assistance or customer product design. LSC does not warrant or
accept any liability with products which are purchased or used for any
unintended or unauthorized application.
No license is granted by implication or otherwise under any intellectual property
rights of LSC.
LSC products are not authorized for use as critical components in life support
devices or systems without express written approval of LSC.
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