Surface Mount Transient Voltage Suppressors (TVS)
SMAJ Series
5.0 To 440 V
400W
Electrical Characteristics
Part Number
Uni
SMAJ45
SMAJ45A
SMAJ48
SMAJ48A
SMAJ51
SMAJ51A
SMAJ54
SMAJ54A
SMAJ58
SMAJ58A
SMAJ60
SMAJ60A
SMAJ64
SMAJ64A
SMAJ70
SMAJ70A
SMAJ75
SMAJ75A
SMAJ78
SMAJ78A
SMAJ80
SMAJ80A
SMAJ85
SMAJ85A
SMAJ90
SMAJ90A
SMAJ100
SMAJ100A
SMAJ110
SMAJ110A
SMAJ120
SMAJ120A
SMAJ130
SMAJ130A
SMAJ140
SMAJ140A
SMAJ150
SMAJ150A
SMAJ160
SMAJ160A
SMAJ170
SMAJ170A
SMAJ180
SMAJ180A
SMAJ190
SMAJ190A
SMAJ200A
SMAJ220A
SMAJ250A
SMAJ300A
SMAJ350A
SMAJ400A
SMAJ440A
Note:
Bi
SMAJ45C
SMAJ45CA
SMAJ48C
SMAJ48CA
SMAJ51C
SMAJ51CA
SMAJ54C
SMAJ54CA
SMAJ58C
SMAJ58CA
SMAJ60C
SMAJ60CA
SMAJ64C
SMAJ64CA
SMAJ70C
SMAJ70CA
SMAJ75C
SMAJ75CA
SMAJ78C
SMAJ78CA
SMAJ80C
SMAJ80CA
SMAJ85C
SMAJ85CA
SMAJ90C
SMAJ90CA
SMAJ100C
SMAJ100CA
SMAJ110C
SMAJ110CA
SMAJ120C
SMAJ120CA
SMAJ130C
SMAJ130CA
SMAJ140C
SMAJ140CA
SMAJ150C
SMAJ150CA
SMAJ160C
SMAJ160CA
SMAJ170C
SMAJ170CA
SMAJ180C
SMAJ180CA
SMAJ190C
SMAJ190CA
SMAJ200CA
SMAJ220CA
SMAJ250CA
SMAJ300CA
SMAJ350CA
SMAJ400CA
SMAJ440CA
(T
A
=25℃ unless otherwise noted) (Continue)
Marking
Uni
CU
CV
CW
CX
CY
CZ
RD
RE
RF
RG
RH
RK
RL
RM
RN
RP
RQ
RR
RS
RT
RA
RB
RU
RV
RW
RX
RY
RZ
SD
SE
SF
SG
SH
SK
SA
SB
SL
SM
SN
SP
SQ
SR
SS
ST
SU
SV
SW
SX
SZ
DE
DG
DK
DM
Bi
YU
YV
YW
YX
YY
YZ
ZD
ZE
ZF
ZG
ZH
ZK
ZL
ZM
ZN
ZP
ZQ
ZR
ZS
ZT
ZA
ZB
ZU
ZV
ZW
ZX
ZY
ZZ
VD
VE
VF
VG
VH
VK
VA
VB
VL
VM
VN
VP
VQ
VR
VS
VT
VU
VV
VW
VX
VZ
HE
HG
HK
HM
Reverse
Stand-Off
Voltage
V
RWM
(V)
45.0
45.0
48.0
48.0
51.0
51.0
54.0
54.0
58.0
58.0
60.0
60.0
64.0
64.0
70.0
70.0
75.0
75.0
78.0
78.0
80.0
80.0
85.0
85.0
90.0
90.0
100.0
100.0
110.0
110.0
120.0
120.0
130.0
130.0
140.0
140.0
150.0
150.0
160.0
160.0
170.0
170.0
180.0
180.0
190.0
190.0
200.0
220.0
250.0
300.0
350.0
400.0
440.0
Breakdown
Voltage V
BR
(V)
@I
T
MIN
50.00
50.00
53.30
53.30
56.70
56.70
60.00
60.00
64.40
64.40
66.70
66.70
71.10
71.10
77.80
77.80
83.30
83.30
86.70
86.70
88.96
88.80
94.40
94.40
100.00
100.00
111.00
111.00
122.00
122.00
133.00
133.00
144.00
144.00
155.68
155.00
167.00
167.00
178.00
178.00
189.00
189.00
201.00
201.00
211.21
211.00
224.00
246.00
279.00
335.00
391.00
447.00
492.00
MAX
61.10
55.30
65.10
58.90
69.30
62.70
73.30
66.30
78.70
71.20
81.50
73.70
86.90
78.60
95.10
86.00
102.00
92.10
106.00
95.80
108.80
97.60
115.00
104.00
122.00
111.00
136.00
123.00
149.00
135.00
163.00
147.00
176.00
159.00
190.40
171.00
204.00
185.00
218.00
197.00
231.00
209.00
244.80
220.00
258.40
232.00
247.00
272.00
309.00
371.00
432.00
494.00
543.00
Test
Current
I
T
(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
1
1
1
1
1
1
1
1
1
Maximum
Clamping
Voltage
V
C
@I
PP
(V)
80.3
72.7
85.5
77.4
91.1
82.4
96.3
87.1
103.0
93.6
107.0
96.8
114.0
103.0
125.0
113.0
134.0
121.0
139.0
126.0
143.2
129.6
151.0
137.0
160.0
146.0
179.0
162.0
196.0
177.0
214.0
193.0
231.0
209.0
250.6
226.8
268.0
243.0
287.0
259.0
304.0
275.0
322.2
291.6
340.1
307.8
324.0
356.0
405.0
486.0
567.0
648.0
713.0
Maximum
Peak
Pulse
Current
I
PP
(A)
4.98
5.50
4.68
5.17
4.39
4.85
4.15
4.59
3.88
4.27
3.74
4.13
3.51
3.88
3.20
3.54
2.99
3.31
2.88
3.17
2.79
3.09
2.65
2.92
2.50
2.74
2.23
2.47
2.04
2.26
1.87
2.07
1.73
1.91
1.60
1.76
1.49
1.65
1.39
1.54
1.32
1.45
1.24
1.37
1.18
1.30
1.23
1.12
0.99
0.82
0.71
0.62
0.56
Maximum
Reverse
Leakage I
R
@V
RWM
(μA)
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
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
UN Semiconductor Co., Ltd.
Revision
October 18, 2013
3/7
@ UN Semiconductor Co., Ltd. 2013
Specifications are subject to change without notice.
Please refer to www.unsemi.com.tw for current information.
UNSEMI [ UN Semiconducctor INC ]
