T VS Diode – SMF Series
Features
Plastic package, excellent insulation strength.
Glass passivated chip junction in SOD-123 package.
Excellent voltage clamping capability.
Low Zener impedance.
200W peak pulse power capability on 10/1000s waveform.
Typical leakage current less than 1A above 13V.
Very fast response time, typically less than 1.0ps from 0 volt to
VBR minimum.
High temperature soldering guaranteed: 265°C/10 sec.
MSL: JEDEC-J-STD-020, Level 1
Applications
I/O interface, VCC bus
Telecom
Industrial and consumer electronic applications.
Relay and electromagnetic valve surge absorption.
Agency Approval
Pending
Mechanical and Physical Data
Case: JEDEC SMF molded plastic.
Axial leaded, solderable per MIL-STD-750, Method 2026
Polarity: Color band denoted cathode except bidirectional.
Maximum Ratings and Thermal Characteristics
Symbol
Value
Unit
Peak Pulse Power Dissipation on 10/1000s waveform (Note 1, Fig.1).
Parameter
PPPM
Min 200
W
Peak Pulse Current of 10/1000s waveform (Note 1, Fig.3).
IPPM
See Table
A
Peak Forward Surge Current, 8.3 ms Single Half Sine Wave Superimposed on Rated
Load (Note 2, Fig.6).
IFSM
20
A
TJ, TSTG
-55~150
°C
Operating Junction and Storage Temperature Range.
Note:
1. Non-repetitive current pulse, per Fig.3 and derated above TA = 25°C per Fig.2.
2. 8.3ms single half sine wave, or equivalent square wave, Duty cycle = 4 pulses per minutes maximum.
Part Number Code
SMF
□□□ C A
VBR Voltage tolerance (A: 5%; Blank: 10%)
C: Bi-directional; Blank: Uni-directional
Reverse Stand-Off Voltage or Typical Breakdown Voltage
SMF Series (200W)
新竹市科學工業園區工業東四路 24-1 號 No. 24-1 Industry E. Rd. IV, Hsinchu Science Park, Hsinchu 300, Taiwan.
TEL: +886-3-5643931
FAX: +886-3-5644624
http://www.pttc.com.tw
Page: 1 of 6
2016/12/1
Rev: A
T VS Diode – SMF Series
I-V Curve Characteristics
PPPM
Peak Pulse Power Dissipation – Maximum power dissipation
VR
Stand-off Voltage – Maximum voltage that can be applied to the TVS without operation
VBR
Breakdown Voltage – Maximum voltage that flows through the TVS at a specified test current (IT)
VC
Clamping Voltage – Peak voltage measured across the TVS at a specified IPPM (Peak Impulse Current)
IR
Reverse Leakage Current – Current measured at VR
VF
Forward Voltage Drop for Uni-directional
Electrical Characteristics
Part Number
Marking
Reverse
Test
Breakdown Voltage
Stand Off
Current
VBR (V) @ IT
Voltage VR
IT
Min.
Max.
(V)
(mA)
Maximum
Clamping
Voltage
VC (V) @ IPP
Maximum
Peak Pulse
Current
IPP (A)
Maximum
Reverse
Leakage
IR (A) @ VR
UL
Uni
Bi
Uni
Bi
SMF5.0A
SMF5.0CA
FE
KE
5.0
6.40
7.00
10
9.2
21.74
400
Pending
SMF6.0A
SMF6.0CA
FG
KG
6.0
6.67
7.37
10
10.3
19.42
400
Pending
SMF6.5A
SMF6.5CA
FK
KK
6.5
7.22
7.98
10
11.2
17.86
250
Pending
SMF7.0A
SMF7.0CA
FM
KM
7.0
7.78
8.60
10
12.0
16.67
100
Pending
SMF7.5A
SMF7.5CA
FP
KP
7.5
8.33
9.21
1
12.9
15.50
50
Pending
SMF8.0A
SMF8.0CA
FR
KR
8.0
8.89
9.83
1
13.6
14.71
25
Pending
SMF8.5A
SMF8.5CA
FT
KT
8.5
9.44
10.40
1
14.4
13.89
10
Pending
SMF9.0A
SMF9.0CA
FV
KV
9.0
10.00
11.10
1
15.4
12.99
5.0
Pending
SMF10A
SMF10CA
FX
KX
10
11.10
12.30
1
17.0
11.76
2.5
Pending
SMF11A
SMF11CA
FZ
KZ
11
12.20
13.50
1
18.2
10.99
2.5
Pending
SMF12A
SMF12CA
HE
LE
12
13.30
14.70
1
19.9
10.05
2.5
Pending
SMF13A
SMF13CA
HG
LG
13
14.40
15.90
1
21.5
9.30
1
Pending
SMF14A
SMF14CA
HK
LK
14
15.60
17.20
1
23.2
8.62
1
Pending
SMF15A
SMF15CA
HM
LM
15
16.70
18.50
1
24.4
8.20
1
Pending
SMF16A
SMF16CA
HP
LP
16
17.80
19.70
1
26.0
7.69
1
Pending
SMF17A
SMF17CA
HR
LR
17
18.90
20.90
1
27.6
7.25
1
Pending
SMF18A
SMF18CA
HT
LT
18
20.00
22.10
1
29.2
6.85
1
Pending
新竹市科學工業園區工業東四路 24-1 號 No. 24-1 Industry E. Rd. IV, Hsinchu Science Park, Hsinchu 300, Taiwan.
TEL: +886-3-5643931
FAX: +886-3-5644624
http://www.pttc.com.tw
Page: 2 of 6
2016/12/1
Rev: A
T VS Diode – SMF Series
Part Number
Marking
Reverse
Test
Breakdown Voltage
Stand Off
Current
VBR (V) @ IT
Voltage VR
IT
Min.
Max.
(V)
(mA)
Maximum
Clamping
Voltage
VC (V) @ IPP
Maximum
Peak Pulse
Current
IPP (A)
Maximum
Reverse
Leakage
IR (A) @ VR
UL
Uni
Bi
Uni
Bi
SMF19A
SMF19CA
HB
LB
19
21.10
23.30
1
30.6
6.54
1
Pending
SMF20A
SMF20CA
HV
LV
20
22.20
24.50
1
32.4
6.17
1
Pending
SMF22A
SMF22CA
HX
LX
22
24.40
26.90
1
35.5
5.63
1
Pending
SMF24A
SMF24CA
HZ
LZ
24
26.70
29.50
1
38.9
5.14
1
Pending
SMF26A
SMF26CA
JE
ME
26
28.90
31.90
1
42.1
4.75
1
Pending
SMF28A
SMF28CA
JG
MG
28
31.10
34.40
1
45.4
4.41
1
Pending
SMF30A
SMF30CA
JK
MK
30
33.30
36.80
1
48.4
4.13
1
Pending
SMF33A
SMF33CA
JM
MM
33
36.70
40.60
1
53.3
3.75
1
Pending
SMF36A
SMF36CA
JP
MP
36
40.00
44.20
1
58.1
3.44
1
Pending
SMF40A
SMF40CA
JR
MR
40
44.40
49.10
1
64.5
3.10
1
Pending
SMF43A
SMF43CA
JT
MT
43
47.80
52.80
1
69.4
2.88
1
Pending
SMF45A
SMF45CA
JV
MV
45
50.00
55.30
1
72.7
2.75
1
Pending
SMF48A
SMF48CA
JX
MX
48
53.30
58.90
1
77.4
2.58
1
Pending
SMF51A
SMF51CA
JZ
MZ
51
56.70
62.70
1
82.4
2.43
1
Pending
SMF54A
SMF54CA
XE
NE
54
60.00
66.30
1
87.1
2.30
1
Pending
SMF58A
SMF58CA
XG
NG
58
64.40
71.20
1
93.6
2.14
1
Pending
SMF60A
SMF60CA
XK
NK
60
66.70
73.70
1
96.8
2.07
1
Pending
SMF64A
SMF64CA
XM
NM
64
71.10
78.60
1
103.0
1.94
1
Pending
SMF70A
SMF70CA
XP
NP
70
77.80
86.00
1
113.0
1.77
1
Pending
SMF75A
SMF75CA
XR
NR
75
83.30
92.10
1
121.0
1.65
1
Pending
SMF78A
SMF78CA
XT
NT
78
86.70
95.80
1
126.0
1.59
1
Pending
SMF80A
SMF80CA
XB
NB
80
88.80
97.60
1
129.0
1.55
1
Pending
SMF85A
SMF85CA
XV
NV
85
94.40
104.0
1
137.0
1.46
1
Pending
SMF90A
SMF90CA
XX
NX
90
100.0
111.0
1
146.0
1.37
1
Pending
SMF100A
SMF100CA
XZ
NZ
100
111.0
123.0
1
162.0
1.23
1
Pending
SMF110A
SMF110CA
TE
PE
110
122.0
135.0
1
177.0
1.13
1
Pending
SMF120A
SMF120CA
TG
PG
120
133.0
147.0
1
193.0
1.04
1
Pending
SMF130A
SMF130CA
TK
PK
130
144.0
159.0
1
209.0
0.96
1
Pending
SMF140A
SMF140CA
TB
PB
140
155.0
171.0
1
224.0
0.89
1
Pending
SMF150A
SMF150CA
TM
PM
150
167.0
185.0
1
243.0
0.82
1
Pending
SMF160A
SMF160CA
TP
PP
160
178.0
197.0
1
259.0
0.77
1
Pending
SMF170A
SMF170CA
TR
PR
170
189.0
209.0
1
275.0
0.73
1
Pending
SMF180A
SMF180CA
TT
PT
180
200.0
220.0
1
292.0
0.68
1
Pending
SMF190A
SMF190CA
TV
PV
190
211.0
232.0
1
308.0
0.65
1
Pending
SMF200A
SMF200CA
TX
PX
200
224.0
247.0
1
324.0
0.62
1
Pending
SMF220A
SMF220CA
TZ
PZ
220
246.0
272.0
1
356.0
0.56
1
Pending
Note:
1. For bi-directional type having VR of 10 volts and less, the IR limit is double.
新竹市科學工業園區工業東四路 24-1 號 No. 24-1 Industry E. Rd. IV, Hsinchu Science Park, Hsinchu 300, Taiwan.
TEL: +886-3-5643931
FAX: +886-3-5644624
http://www.pttc.com.tw
Page: 3 of 6
2016/12/1
Rev: A
T VS Diode – SMF Series
Ratings and Characteristic Curves
Fig 1 - Peak Pulse Power Rating Curve
Fig 2 - Pulse Derating Curve
Fig 3 - Pulse Waveform
Fig 4 – Typical Junction Capacitance Uni-directional
Fig 5 – Steady State Power Dissipation Derating Curve
Fig 6 – Maximum Non-Repetitive Forward Surge Current
(Uni-directional Only)
新竹市科學工業園區工業東四路 24-1 號 No. 24-1 Industry E. Rd. IV, Hsinchu Science Park, Hsinchu 300, Taiwan.
TEL: +886-3-5643931
FAX: +886-3-5644624
http://www.pttc.com.tw
Page: 4 of 6
2016/12/1
Rev: A
T VS Diode – SMF Series
Marking Definitions
Marking Code
Cathode Band
(For Uni-directional product only)
Physical Dimensions
Dimension
A
B
C
D
E
F
G
H
Millimeters
Inches
Min
Max
Min
Max
2.50
3.40
0.70
1.50
0.35
0.05
0.95
2.90
3.90
1.20
2.00
0.90
0.26
0.10
1.30
0.0984
0.1339
0.0275
0.0591
0.0138
0.0020
0.0374
0.1142
0.1535
0.0472
0.0787
0.0354
0.0102
0.0039
0.0512
Lead Free Reflow Soldering Recommendations
Preheat
- Temperature Min (Ts_min)
- Temperature Max (Ts_max)
- Time (Ts_min to Ts_max)
- Average Ramp-Up Rate
150ºC
200ºC
60-180 seconds
1~3ºC/second
Peak Temperature
260ºC max.
Time within 5ºC of actual Peak
Temperature (tp)
40 seconds max.
Ramp-Down Rate
6 ºC /second max.
Note: If the soldering temperatures exceed the recommended profile, devices may not meet the performance requirements.
新竹市科學工業園區工業東四路 24-1 號 No. 24-1 Industry E. Rd. IV, Hsinchu Science Park, Hsinchu 300, Taiwan.
TEL: +886-3-5643931
FAX: +886-3-5644624
http://www.pttc.com.tw
Page: 5 of 6
2016/12/1
Rev: A
T VS Diode – SMF Series
Packaging Information
Part Number
Component
Package
Quantity
SMF Series
SOD-123
3000
Packaging Option
Tape & Reel – 8mm tape/7” reel
Packaging
Specification
EIA STD RS-481
Tape and Reel Specifications
新竹市科學工業園區工業東四路 24-1 號 No. 24-1 Industry E. Rd. IV, Hsinchu Science Park, Hsinchu 300, Taiwan.
TEL: +886-3-5643931
FAX: +886-3-5644624
http://www.pttc.com.tw
Page: 6 of 6
2016/12/1
Rev: A
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