SMB6FxxA
Datasheet
600 W TVS in SMB Flat
Features
•
•
•
•
•
•
Peak pulse power: 600 W (10/1000 μs) and 4 kW (8/20 μs)
Flat and thin package: 1 mm
Stand-off voltage range from 5 V to 188 V
Unidirectional type
Low leakage current: 0.2 μA at 25 °C and 1 μA at 85 °C
Operating Tj max: 175 °C
•
High power capability at Tj max.: up to 470 W (10/1000 µs)
•
Lead finishing: matte tin plating
Complies with the following standards
•
•
•
•
•
•
•
Product status link
SMB6F
SMB6F5.0A, SMB6F6.0A,
SMB6F6.5A, SMB6F8.5A,
SMB6F10A, SMB6F11A,
SMB6F13A, SMB6F12A,
SMB6F14A, SMB6F15A,
SMB6F16A, SMB6F18A,
SMB6F20A, SMB6F22A,
SMB6F23A, SMB6F24A,
SMB6F26A, SMB6F28A,
SMB6F30A, SMB6F31A,
SMB6F33A, SMB6F36A,
SMB6F40A, SMB6F48A,
SMB6F58A, SMB6F70A,
SMB6F85A, SMB6F100A,
SMB6F130A, SMB6F154A,
SMB6F170A, SMB6F188A
•
UL94, V0
J-STD-020 MSL level 1
J-STD-002, JESD 22-B102 E3 and MIL-STD-750, method 2026 solderable
matte tin plated leads
JESD-201 class 2 whisker test
IPC7531 footprint
JEDEC registered package outline
IEC 61000-4-4 level 4:
–
4 kV
IEC 61000-4-2, C= 150 pF - R = 330 Ω exceeds level 4:
–
30 kV (air discharge)
–
30 kV (contact discharge)
Description
The SMB6FxxA series are designed to protect sensitive circuits against surges.
The Planar technology makes it compatible with high-end circuits where low leakage
current and high junction temperature are required to provide long term reliability and
stability.
DS12898 - Rev 2 - February 2019
For further information contact your local STMicroelectronics sales office.
www.st.com
SMB6FxxA
Characteristics
1
Characteristics
Table 1. Absolute maximum ratings (Tamb = 25 °C)
Symbol
Parameter
Value
Unit
ISO10605 (C = 330 pF, R = 330 Ω):
VPP
Peak pulse voltage
Contact discharge
30
Air discharge
30
kV
ISO10605 / IEC 61000-4-2 (C = 150 pF, R = 330 Ω)
Contact discharge
30
Air discharge
30
10/1000 µs, Tj initial = Tamb
600
W
PPP
Peak pulse power dissipation
Tstg
Storage temperature range
-65 to +175
°C
Tj
Operating junction temperature range
-55 to +175
°C
TL
Maximum lead temperature for soldering during 10 s
260
°C
Figure 1. Electrical characteristics - parameter definitions
Figure 2. Pulse definition for electrical characteristics
DS12898 - Rev 2
page 2/13
SMB6FxxA
Characteristics
Table 2. Electrical characteristics - parameter values (Tamb = 25 °C, unless otherwise specified)
Type
25 °C
85 °C
µA
10 / 1000 µs
VBR at IBR (1)
IRM max at VRM
Min.
V
Typ.
VCL
Max.
V
(2)(3)
(4)
IPP
Max.
mA
8 / 20µs
RD
VCL
(2)(3)
Max.
Max.
IPP(4)
RD
αT
Max.
Max.
V
A
Ω
V
A
Ω
10-4/°C
SMB6F5.0A
20
50
5.0
6.4
6.74
7.1
10
9.2
68
0.031
13.4
298
0.021
5.7
SMB6F6.0A
20
50
6.0
6.7
7.05
7.4
10
10.3
61
0.048
13.7
290
0.022
5.9
SMB6F6.5A
20
50
6.5
7.2
7.58
8
10
11.2
56
0.057
14.5
276
0.024
6.1
SMB6F8.5A
20
50
8.5
9.4
9.9
10.4
1
14.4
41.7
0.096
19.5
205
0.044
7.3
SMB6F10A
0.2
1
10
11.1
11.7
12.3
1
17
37
0.127
21.7
184
0.051
7.8
SMB6F11A
0.2
1
11
12.3
13
13.7
1
18
33.8
0.127
24.2
1665
0.064
8.1
SMB6F12A
0.2
1
12
13.3
14
14.7
1
19.9
31
0.168
25.3
157
0.068
8.3
SMB6F13A
0.2
1
13
14.4
15.2
16
1
21.5
29
0.190
27.2
147
0.076
8.4
SMB6F14A
0.2
1
14
15.7
16.5
17.3
1
23.1
26
0.223
29
136
0.086
8.6
SMB6F15A
0.2
1
15
16.7
17.6
18.5
1
24.4
25.1
0.235
32.5
123
0.114
8.8
SMB6F16A
0.2
1
16
17.9
18.8
19.8
1
26
23.1
0.268
34.7
115
0.130
9.0
SMB6F18A
0.2
1
18
20
21.1
22.2
1
29.2
21.5
0.326
39.3
102
0.168
9.2
SMB6F20A
0.2
1
20
22.2
23.4
24.6
1
32.4
19.4
0.402
42.8
93
0.196
9.4
SMB6F22A
0.2
1
22
24.4
25.7
27
1
35.5
17.7
0.480
48.3
83
0.257
9.6
SMB6F23A
0.2
1
23
25.7
27
28.4
1
37.8
16.4
0.573
49.2
81
0.257
9.6
SMB6F24A
0.2
1
24
26.7
28.1
29.5
1
38.9
16
0.588
50
80
0.256
9.6
SMB6F26A
0.2
1
26
28.9
30.4
31.9
1
42.1
14.9
0.685
53.5
75
0.288
9.7
SMB6F28A
0.2
1
28
31.1
32.7
34.3
1
45.4
13.8
0.804
59
68
0.363
9.8
SMB6F30A
0.2
1
30
33.2
35
36.8
1
48.4
13
0.885
64.3
62
0.442
9.9
SMB6F31A
0.2
1
31
34.2
36
37.8
1
50.2
12.3
1.01
65
61
0.45
9.9
SMB6F33A
0.2
1
33
36.7
38.6
40.5
1
53.3
11.8
1.08
69.7
57
0.512
10
SMB6F36A
0.2
1
36
40
42.1
44.2
1
58.1
10.3
1.35
76
52
0.612
10
SMB6F40A
0.2
1
40
44.4
46.7
49
1
64.5
9.7
1.60
84
48
0.729
10.1
SMB6F48A
0.2
1
48
53.2
56
58.8
1
77.4
8.1
2.28
100
40
1.03
10.3
SMB6F58A
0.2
1
58
64.6
68
71.4
1
93.6
6.7
3.34
121
33
1.51
10.4
SMB6F70A
0.2
1
70
77.9
82
86.1
1
113
5.5
4.91
146
27
2.22
10.5
SMB6F85A
0.2
1
85
95
100
105
1
137
4.6
7.17
178
22.5
3.29
10.6
SMB6F100A
0.2
1
100
111
117
123
1
162
3.8
10.3
212
19
4.68
10.7
SMB6F130A
0.2
1
130
144
152
160
1
209
3
16.3
265
15
7
10.8
SMB6F154A
0.2
1
154
171
180
189
1
246
2.4
23.8
317
12.6
10.2
10.8
SMB6F170A
0.2
1
170
190
200
210
1
275
2.2
30
353
11.3
12.7
10.8
SMB6F188A
0.2
1
188
209
220
231
1
328
2
48.5
388
10.3
15.2
10.8
1. To calculate VBR versus Tj : VBR at Tj = VBR at 25 °C x (1 + αT x (Tj - 25))
2. To calculate VCL versus Tj : VCL at Tj = VCL at 25 °C x (1 + αT x (Tj - 25))
3. To calculate VCL max versus IPPappli: VCLmax = VBR max + RD x IPPappli
4. Surge capability given for both directions
DS12898 - Rev 2
page 3/13
SMB6FxxA
Characteristics (curves)
1.1
Characteristics (curves)
Figure 3. Maximum peak power dissipation versus initial
junction temperature
Ppp (W)
800
Figure 4. Maximum peak pulse power versus exponential
pulse duration
Ppp (W)
10000
10/1000 µs
600
Tj initial = 25 °C
VRM < 100V
1000
400
VRM ≥ 100V
100
200
0
Tj (°C)
0
25
50
75
100
125
150
175
200
Figure 5. Maximum peak pulse current versus clamping
voltage
Ipp (A)
1000
tp (ms)
10
0.01
0.1
1
10
Figure 6. Dynamic resistance versus pulse duration
1000
RD (Ω)
8/20 µs
10/1000 µs
100
100
SMB6F188A
10
SMB6F70A
1
10
0.1
SMB6F188A
SMB6F70A
0.1
SMB6F33A
SMB6F5.0A
1
SMB6F5.0A
0.01
V CL (V)
1
DS12898 - Rev 2
10
100
SMB6F33A
1000
0.001
0.01
t p (ms)
0.1
1
10
page 4/13
SMB6FxxA
Characteristics (curves)
Figure 7. Junction capacitance versus reverse applied
voltage (unidirectional types)
10000
Figure 8. Leakage current versus junction temperature
10000
C (pF)
IR (nA)
VR=VRM
f = 1 MHz
Vosc = 30 mVRMS
Tj = 25 °C
VRM < 10V
1000
SMB6F5.0A
1000
100
VRM ≥ 10V
SMB6F33A
100
10
SMB6F70A
SMB6F188A
V R (V)
10
1
10
1
100
1000
Figure 9. Peak forward voltage drop versus peak forward
current
1000
single pulse
10
50
75
100
125
150
175
Figure 10. Thermal impedance junction to ambient versus
pulse duration
IF (A)
100
T j (°C)
25
Zth(j-a) (°C/W)
Single pulse on recommended footprint.
Epoxy printed circuit board FR4, 70 µm Cu thickness
100
Tj = 175 °C
single
pulse
25
°C
TTj j==175
°C
10
1
V F (V)
0
0
0.5
1
1.5
2
2.5
tp (s)
1
0.01
3
0.1
1
10
100
1000
Figure 11. Thermal resistance junction to ambient versus copper area under each lead (SMB Flat)
150
Rth(j-a) (°C/W)
Single pulse on recommended footprint.
Epoxy printed circuit board FR4, 70 µm Cu thickness
120
90
60
30
0
DS12898 - Rev 2
SCu (cm²)
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
page 5/13
SMB6FxxA
Package information
2
Package information
In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK®
packages, depending on their level of environmental compliance. ECOPACK® specifications, grade definitions
and product status are available at: www.st.com. ECOPACK® is an ST trademark.
2.1
SMB Flat package information
Figure 12. SMB Flat package outline
Table 3. SMB Flat mechanical data
Dimensions
Min.
A
Inches(1)
Millimeters
Ref.
Typ.
0.90
A1
Max.
Min.
1.10
0.035
0.05
Typ.
Max.
0.044
0.002
b
1.95
2.20
0.076
0.087
c
0.15
0.40
0.005
0.016
D
3.30
3.95
0.129
0.156
E
5.20
5.60
0.204
0.221
E1
4.05
4.60
0.159
0.182
G
2.00
0.079
G1
1.20
0.047
L
0.75
1.20
0.029
0.048
L1
0.30
0.012
L2
0.60
0.024
L3
0.02
0.000
V
8°
8°
V1
8°
8°
1. Values in inches are converted from mm and rounded to 3 decimal digits.
DS12898 - Rev 2
page 6/13
SMB6FxxA
SMB Flat package information
Figure 13. Footprint recommendations, dimensions in mm
(inches)
1.20
(0.047)
3.44
(0.136)
Figure 14. Marking layout (refer to ordering information
table for marking)
1.20
(0.047)
2.07
(0.082)
5.84
(0.230)
millimeters
(inches)
Figure 16. Tape and reel orientation
Figure 15. Package orientation in reel
Figure 17. Reel dimensions (mm)
DS12898 - Rev 2
Figure 18. Inner box dimensions (mm)
page 7/13
SMB6FxxA
SMB Flat package information
Figure 19. Tape and reel outline
Table 4. Tape and reel mechanical data
Dimensions
Millimeters
Ref.
DS12898 - Rev 2
Min.
Typ.
Max.
ØD0
1.45
1.50
1.55
ØD1
1.5
F
5.4
5.5
5.6
K0
1.2
1.3
1.4
P0
3.9
4.0
4.1
P1
7.9
8.0
8.1
P2
1.9
2.0
2.1
W
11.7
12.0
12.3
page 8/13
SMB6FxxA
Reflow profile
2.2
Reflow profile
Figure 20. ST ECOPACK® recommended soldering reflow profile for PCB mounting
250
240-245 °C
Temperature (°C)
-2 °C/s
2 - 3 °C/s
60 sec
(90 max)
200
-3 °C/s
150
-6 °C/s
100
0.9 °C/s
50
Time (s)
0
Note:
DS12898 - Rev 2
30
60
90
120
150
180
210
240
270
300
Minimize air convection currents in the reflow oven to avoid component movement. Maximum soldering profile
corresponds to the latest IPC/JEDEC J-STD-020.
page 9/13
SMB6FxxA
SMB6F Ordering information
3
Ordering information
Figure 21. Ordering information scheme
SMB
6
F xx
A
Package:
SMB
Power capability (10 / 1000 µs):
600 W
Flat package
Stand-off voltage:
VRM
Type:
A : unidirectional
Table 5. Ordering information
DS12898 - Rev 2
Order code
Marking
Package
Weight
Base qty.
Delivery mode
SMB6FxxA
See Table 6. Marking.
SMB Flat
56 mg
5000
Tape and reel
page 10/13
SMB6FxxA
SMB6F Ordering information
Table 6. Marking
DS12898 - Rev 2
Order code
Marking
SMB6F5.0A
7AI
SMB6F6.0A
7AK
SMB6F6.5A
7AL
SMB6F8.5A
7AP
SMB6F10A
7AS
SMB6F11A
7AU
SMB6F12A
7AW
SMB6F13A
7AY
SMB6F14A
7BA
SMB6F15A
7BC
SMB6F16A
7BE
SMB6F18A
7BI
SMB6F20A
7BM
SMB6F22A
7BO
SMB6F23A
7BP
SMB6F24A
7BQ
SMB6F26A
7BS
SMB6F28A
7BU
SMB6F30A
7BW
SMB6F31A
7BX
SMB6F33A
7BZ
SMB6F36A
7CC
SMB6F40A
7CG
SMB6F48A
7CO
SMB6F58A
7CY
SMB6F70A
7DK
SMB6F85A
7DZ
SMB6F100A
7EO
SMB6F130A
7FS
SMB6F154A
7GQ
SMB6F170A
7HG
SMB6F188A
7HY
page 11/13
SMB6FxxA
Revision history
Table 7. Document revision history
DS12898 - Rev 2
Date
Version
Changes
21-Jan-2019
1
Initial release.
19-Feb-2019
2
Updated link syntax.
page 12/13
SMB6FxxA
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© 2019 STMicroelectronics – All rights reserved
DS12898 - Rev 2
page 13/13