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Document: W0302005 , Rev:A
Features
SMFxx(C)A
Power Transient Voltage Suppressor
200 watts Peak Pulse Power (10/1000μs)
Unidirectional and Bidirectional Protection
Fast Response Time : Typically < 1ns
Excellent Clamping Capability
Glass Passivated Junction
Built-in Strain relief
Low inductance
Low profile package
High temperature solder:260/10 seconds at terminal
Mechanical Characteristics
Applications
SOD-123 package
Matte tin leadfree plated
Marking: Marking Code
RoHS Compliant
I/O Interfaces
Power lines
Automotive and Telecommunication
Industrial Electronics
Absolute Maximum Rating
Rating
Symbol
Value
Units
Peak Pulse Power (tp =10/1000μs) (see Note1&2)
Peak pulse current (10/1000μs) (see Note2)
Peak Forward surge current (see Note3)
PPPM
IPPM
IFSM
200
See Electrical
Characteristics
20
Watts
A
A
Power Dissipation on infinite heat sink TA = 50 °C (Fig5)
PD
1.0 W
Operating Junction Temperature range
TJ
-55 to + 150
Thermal Resistance Junction-to-Ambient
RΘJA
180 /W
Note1: Peak Pulse Power Rating as Pulse Width ,per Fig1.
Note2: Peak Pulse Power or Current Derated above TA=25Per Fig. 2 and Non-Repetitive Current Pulse,Per Fig.3.
Note3: 8.3ms Single Half Sine Wave or Equivalent Square Wave unidirectional device only.
©2008 WAYON Corporation
www.way-on.com
1/7

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Power Transient Voltage Suppressor
Electrical Characteristics
SMFxx(C)A
Part Number
SMF5.0CA
SMF6.0CA
SMF6.5CA
SMF7.0CA
SMF7.5CA
SMF8.0CA
SMF8.5CA
SMF9.0CA
SMF10CA
SMF11CA
SMF12CA
SMF13CA
SMF14CA
SMF15CA
SMF16CA
SMF17CA
SMF18CA
SMF20CA
SMF22CA
SMF24CA
SMF26CA
SMF28CA
SMF30CA
SMF33CA
SMF36CA
SMF40CA
SMF43CA
SMF45CA
SMF48CA
SMF51CA
SMF54CA
SMF58CA
SMF60CA
SMF64CA
SMF70CA
Marking
code
ETE
ETG
ETK
ETM
ETP
ETR
ETT
ETV
ETX
ETZ
EUE
EUG
EUK
EUM
EUP
EUR
EUT
EUV
EUX
EUZ
EVE
EVG
EVK
EVM
EVP
EVR
EVT
EVV
EVX
EVZ
EWE
EWG
EWK
EWM
EWP
Reverse
Stand off
Voltage
VRWM
(Volts)
5.0
6.0
6.5
7.0
7.5
8.0
8.5
9.0
10
11
12
13
14
15
16
17
18
20
22
24
26
28
30
33
36
40
43
45
48
51
54
58
60
64
70
Breakdown
Voltage
VBR(Volts)@IT
MIN MAX
6.4
6.67
7.22
7.78
8.33
8.89
9.44
10.0
11.1
12.2
13.3
14.4
15.6
16.7
17.8
18.9
20.0
22.2
24.4
26.7
28.9
31.1
33.3
36.7
40.0
44.4
47.8
50.0
53.3
56.7
60.0
64.4
66.7
71.1
77.8
7.0
7.37
7.98
8.6
9.21
9.83
10.4
11.1
12.3
13.5
14.7
15.9
17.2
18.5
19.7
20.9
22.1
24.5
26.9
29.5
31.9
34.4
36.8
40.6
44.2
49.1
52.8
55.3
58.9
62.7
66.3
71.2
73.7
78.6
86.0
Test
Current
IT
(mA)
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
Maximum
Clamping
Voltage
Vc@IPP
(Volts)
9.2
10.3
11.2
12
12.9
13.6
14.4
15.4
17
18.2
19.9
21.5
23.2
24.4
26
27.6
29.2
32.4
35.5
38.9
42.1
45.4
48.4
53.3
58.1
64.5
69.4
72.7
77.4
82.4
87.1
93.6
96.8
103
113
Maximum
Peak Pulse
Current
Ipp
(Amps)
21.7
19.4
17.9
16.7
15.5
14.7
13.9
13.0
11.8
11.0
10.1
9.3
8.6
8.2
7.7
7.2
6.8
6.2
5.6
5.1
4.8
4.4
4.1
3.8
3.4
3.1
2.9
2.8
2.6
2.4
2.3
2.1
1.8
1.7
1.5
Maximum
Reverse
Leakage
IR@VRWM
(μA)
400
400
250
100
50
25
10
5
2.5
2.5
2.5
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
©2008 WAYON Corporation
www.way-on.com
2/7

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Power Transient Voltage Suppressor
Electrical Characteristics (Cont.)
SMFxx(C)A
Part Number
SMF75CA
SMF78CA
SMF85CA
SMF90CA
SMF100CA
SMF110CA
SMF120CA
SMF130CA
SMF150CA
SMF160CA
SMF170CA
SMF180CA
SMF190CA
SMF5.0A
SMF6.0A
SMF6.5A
SMF7.0A
SMF7.5A
SMF8.0A
SMF8.5A
SMF9.0A
SMF10A
SMF11A
SMF12A
SMF13A
SMF14A
SMF15A
SMF16A
SMF17A
SMF18A
SMF20A
SMF22A
SMF24A
SMF26A
SMF28A
Marking
Code
EWR
EWT
EWV
EWX
EWZ
EXE
EXG
EXK
EXM
EXP
EXR
EXT
EXV
EHE
EHG
EHK
EHM
EHP
EHR
EHT
EHV
EHX
EHZ
EIE
EIG
EIK
EIM
EIP
EIR
EIT
EIV
EIX
EIZ
EJE
EJG
Reverse
Stand off
Voltage
VRWM
(Volts)
75
78
85
90
100
110
120
130
150
160
170
180
190
5.0
6.0
6.5
7.0
7.5
8.0
8.5
9.0
10
11
12
13
14
15
16
17
18
20
22
24
26
28
Breakdown
Voltage
VBR(Volts)@IT
MIN MAX
83.3
86.7
94.4
100
111
122
133
144
167
178
189
200
211
6.4
6.67
7.22
7.78
8.33
8.89
9.44
10.0
11.1
12.2
13.3
14.4
15.6
16.7
17.8
18.9
20.0
22.2
24.4
26.7
28.9
31.1
92.1
95.8
104
111
123
135
147
159
185
197
209
220
232
7.0
7.37
7.98
8.6
9.21
9.83
10.4
11.1
12.3
13.5
14.7
15.9
17.2
18.5
19.7
20.9
22.1
24.5
26.9
29.5
31.9
34.4
Test
Current
IT
(mA)
1
1
1
1
1
1
1
1
1
1
1
1
1
10
10
10
10
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Maximum
Clamping
Voltage
Vc@IPP
(Volts)
121
126
137
146
162
177
193
209
243
259
275
292
308
9.2
10.3
11.2
12
12.9
13.6
14.4
15.4
17
18.2
19.9
21.5
23.2
24.4
26
27.6
29.2
32.4
35.5
38.9
42.1
45.4
Maximum
Peak Pulse
Current
Ipp
(Amps)
1.4
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.7
0.6
0.68
0.65
21.7
19.4
17.9
16.7
15.5
14.7
13.9
13.0
11.8
11.0
10.1
9.3
8.6
8.2
7.7
7.2
6.8
6.2
5.6
5.1
4.8
4.4
Maximum
Reverse
Leakage
IR@VRWM
(μA)
1
1
1
1
1
1
1
1
1
1
1
1
1
400
400
250
100
50
25
10
5
2.5
2.5
2.5
1
1
1
1
1
1
1
1
1
1
1
©2008 WAYON Corporation
www.way-on.com
3/7

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Power Transient Voltage Suppressor
Electrical Characteristics (Cont.)
SMFxx(C)A
Part Number
SMF30A
SMF33A
SMF36A
SMF40A
SMF43A
SMF45A
SMF48A
SMF51A
SMF54A
SMF58A
SMF60A
SMF64A
SMF70A
SMF75A
SMF78A
SMF85A
SMF90A
SMF100A
SMF110A
SMF120A
SMF130A
SMF150A
SMF160A
SMF170A
SMF180A
SMF190A
Marking
Code
EJK
EJM
EJP
EJR
EJT
EJV
EJX
EJZ
ERE
ERG
ERK
ERM
ERP
ERR
ERT
ERV
ERX
ERZ
ESE
ESG
ESK
ESM
ESP
ESR
EST
ESV
Reverse
Stand off
Voltage
VRWM
(Volts)
30
33
36
40
43
45
48
51
54
58
60
64
70
75
78
85
90
100
110
120
130
150
160
170
180
190
Breakdown
Voltage
VBR(Volts)@IT
MIN MAX
33.3
36.7
40.0
44.4
47.8
50.0
53.3
56.7
60.0
64.4
66.7
71.1
77.8
83.3
86.7
94.4
100
111
122
133
144
167
178
189
200
211
36.8
40.6
44.2
49.1
52.8
55.3
58.9
62.7
66.3
71.2
73.7
78.6
86
92.1
95.8
104
111
123
135
147
159
185
197
209
220
232
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
Maximum
Clamping
Voltage
Vc@IPP
(Volts)
48.4
53.3
58.1
64.5
69.4
72.7
77.4
82.4
87.1
93.6
96.8
103
113
121
126
137
146
162
177
193
209
243
259
275
292
308
Maximum
Peak Pulse
Current
Ipp
(Amps)
4.1
3.8
3.4
3.1
2.9
2.8
2.6
2.4
2.3
2.1
1.8
1.7
1.5
1.4
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.7
0.6
0.68
0.65
Maximum
Reverse
Leakage
IR@VRWM
(μA)
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
©2008 WAYON Corporation
www.way-on.com
4/7

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Power Transient Voltage Suppressor
Typical Characteristics
SMFxx(C)A
©2008 WAYON Corporation
www.way-on.com
5/7