SM6T Series
www.vishay.com
Vishay General Semiconductor
Surface-Mount TRANSZORB® Transient Voltage Suppressors
FEATURES
• Low profile package
Available
• Ideal for automated placement
• Glass passivated chip junction
• Available in unidirectional and bidirectional
• 600 W peak pulse power capability with a
10/1000 μs waveform
Available
• Excellent clamping capability
SMB (DO-214AA)
Cathode
• Low inductance
• Meets MSL level 1, per J-STD-020, LF maximum peak
of 260 °C
Anode
(unidirectional)
(bidirectional)
LINKS TO ADDITIONAL RESOURCES
3D 3D
• AEC-Q101 qualified available
- Automotive ordering code: base P/NHE3 or P/NHM3
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
TYPICAL APPLICATIONS
3D Models
Use in sensitive electronics protection against voltage
transients induced by inductive load switching and lighting
on ICs, MOSFET, signal lines of sensor units for consumer,
computer, industrial, automotive, and telecommunication.
PRIMARY CHARACTERISTICS
VWM
5.80 V to 188 V
VBR unidirectional
6.8 V to 220 V
MECHANICAL DATA
VBR bidirectional
6.8 V to 220 V
PPPM
600 W
Case: SMB (DO-214AA)
Molding compound meets UL 94 V-0 flammability rating
Base P/N-E3 - RoHS-compliant, commercial grade
Base P/N-M3 - halogen-free, RoHS-compliant, commercial
grade
Base P/NHE3_X - RoHS-compliant and AEC-Q101 qualified
Base P/NHM3_X - halogen-free, RoHS-compliant, and
AEC-Q101 qualified
(“_X” denotes revision code e.g. A, B, ...)
PD
5.0 W
IFSM (unidirectional only)
100 A
TJ max.
150 °C
Polarity
Unidirectional, bidirectional
Package
SMB (DO-214AA)
DEVICES FOR BIDIRECTION APPLICATIONS
For bidirectional devices use CA suffix (e.g. SM6T12CA).
Electrical characteristics apply in both directions.
Terminals: matte tin plated leads, solderable per
J-STD-002 and JESD 22-B102
E3, M3, HE3, and HM3 suffix meets JESD 201 class 2
whisker test
Polarity: for unidirectional types the band denotes cathode
end, no marking on bidirectional types
MAXIMUM RATINGS (TA = 25 °C unless otherwise noted)
PARAMETER
Peak power dissipation with a 10/1000 μs waveform (1)(2) (fig. 1)
Peak pulse current with a 10/1000 μs waveform (1) (fig. 3)
Power dissipation on infinite heatsink at TA = 50 °C
Peak forward surge current 10 ms single half sine-wave unidirectional only (2)
Operating junction and storage temperature range
SYMBOL
VALUE
UNIT
PPPM
600
W
IPPM
See next table
A
PD
5.0
W
IFSM
100
A
TJ, TSTG
-65 to +150
°C
Notes
(1) Non-repetitive current pulse, per fig. 3 and derated above T = 25 °C per fig. 2
A
(2) Mounted on 0.2" x 0.2" (5.0 mm x 5.0 mm) copper pads to each terminal
Revision: 29-Sep-2022
Document Number: 88385
1
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
SM6T Series
www.vishay.com
Vishay General Semiconductor
ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
DEVICE
MARKING
CODE
TYPE (1)
BREAKDOWN
VOLTAGE
VBR AT IT (2)
(V)
TEST
CURRENT
IT
(mA)
STAND-OFF
VOLTAGE
VRM
(V)
LEAKAGE
CURRENT
IRM AT VRM
(μA)
CLAMPING
VOLTAGE
VC AT IPPM
10/1000 μs
CLAMPING
VOLTAGE
VC AT IPPM
8/20 μs
αT
MAX.
10-4/°C
UNI
BI
MIN.
MAX.
(V)
(A)
(V)
(A)
SM6T6V8A
KE7
KE7
6.45
7.14
10
5.80
1000
10.5
57.0
13.4
298
5.7
SM6T7V5A
KK7
AK7
7.13
7.88
10
6.40
500
11.3
53.0
14.5
276
6.1
7.3
SM6T10A
KT7
AT7
9.50
10.5
1.0
8.55
10.0
14.5
41.0
18.6
215
SM6T12A
KX7
AX7
11.4
12.6
1.0
10.2
5.0
16.7
36.0
21.7
184
7.8
SM6T15A
LG7
LG7
14.3
15.8
1.0
12.8
1.0
21.2
28.0
27.2
147
8.4
SM6T18A
LM7
BM7
17.1
18.9
1.0
15.3
1.0
25.2
24.0
32.5
123
8.8
SM6T22A
LT7
BT7
20.9
23.1
1.0
18.8
1.0
30.6
20.0
39.3
102
9.2
SM6T24A
LV7
LV7
22.8
25.2
1.0
20.5
1.0
33.2
18.0
42.8
93
9.4
SM6T27A
LX7
BX7
25.7
28.4
1.0
23.1
1.0
37.5
16.0
48.3
83
9.6
SM6T30A
ME7
CE7
28.5
31.5
1.0
25.6
1.0
41.5
14.5
53.5
75
9.7
SM6T33A
MG7
MG7
31.4
34.7
1.0
28.2
1.0
45.7
13.1
59
68
9.8
SM6T36A
MK7
CK7
34.2
37.8
1.0
30.8
1.0
49.9
12.0
64.3
62
9.9
SM6T39A
MM7
CM7
37.1
41.0
1.0
33.3
1.0
53.9
11.1
69.7
57
10.0
SM6T68A
NG7
NG7
64.6
71.4
1.0
58.1
1.0
92.0
6.50
121
33
10.4
SM6T100A
NV7
NV7
95.0
105
1.0
85.5
1.0
137
4.40
178
22.5
10.6
SM6T150A
PK7
PK7
143
158
1.0
128
1.0
207
2.90
265
15
10.8
SM6T200A
PR7
PR7
190
210
1.0
171
1.0
274
2.20
353
11.3
10.8
SM6T220A
PR8
PR8
209
231
1.0
188
1.0
328
2.00
388
10.3
10.8
Notes
(1) For bidirectional devices add suffix “CA”
(2) V
BR measured after IT applied for 300 μs square wave pulse
(3) For bi-polar devices with V
RM = 10 V or under, the IRM limit is doubled
THERMAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER
SYMBOL
VALUE
Typical thermal resistance, junction to ambient air (1)
RθJA
100
Typical thermal resistance, junction to lead
RθJL
20
UNIT
°C/ W
Note
(1) Mounted on minimum recommended pad layout
ORDERING INFORMATION (Example)
PREFERRED P/N
SM6T10A-E3/52
SM6T10A-M3/52
SM6T10A-E3/5B
SM6T10A-M3/5B
SM6T10AHE3_B/H (1)
SM6T10AHM3_B/H (1)
SM6T10AHE3_B/I (1)
SM6T10AHM3_B/I (1)
UNIT WEIGHT (g)
PREFERRED PACKAGE CODE
BASE QUANTITY
DELIVERY MODE
0.096
52
750
7" diameter plastic tape and reel
0.096
5B
3200
13" diameter plastic tape and reel
0.096
H
750
7" diameter plastic tape and reel
0.096
I
3200
13" diameter plastic tape and reel
Note
AEC-Q101 qualified
(1)
Revision: 29-Sep-2022
Document Number: 88385
2
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
SM6T Series
www.vishay.com
Vishay General Semiconductor
RATINGS AND CHARACTERISTICS CURVES (TA = 25 °C unless otherwise noted)
6000
10
1
0.2 x 0.2" (5.0 x 5.0 mm)
Copper Pad Areas
0.1
0.1 µs
Measured at
Zero Bias
1000
VR, Measured at
Stand-Off
Voltage VWM
100
TJ = 25 °C
f = 1.0 MHz
Vsig = 50 mVp-p
Uni-Directional
Bi-Directional
10
1.0 µs
10 µs
100 µs
1.0 ms
1
10 ms
10
100
td - Pulse Width (s)
VWM - Reverse Stand-Off Voltage (V)
Fig. 1 - Peak Pulse Power Rating Curve
Fig. 4 - Typical Junction Capacitance
200
100
100
Transient Thermal Impedance (°C/W)
Peak Pulse Power (PPP) or Current (IPP)
Derating in Percentage, %
CJ - Junction Capacitance (pF)
PPPM - Peak Pulse Power (kW)
100
75
50
25
25
50
75
100
125
150
175
1.0
0.1
0.001
0
0
10
200
0.01
0.1
1
10
100
1000
TJ - Initial Temperature (°C)
t - Pulse Duration (s)
Fig. 2 - Pulse Power or Current vs. Initial Junction Temperature
Fig. 5 - Typical Transient Thermal Impedance
200
TJ = 25 °C
Pulse Width (td)
is defined as the Point
where the Peak Current
decays to 50 % of IPPM
tr = 10 µs
Peak Value
IPPM
100
Peak Forward Surge Current (A)
IPPM - Peak Pulse Current, % IRSM
150
Half Value - IPP
IPPM
2
50
10/1000 µs Waveform
as defined by R.E.A.
8.3 ms Single Half Sine-Wave
Uni-Directional Only
100
td
10
0
0
1.0
2.0
3.0
4.0
1
10
100
t - Time (ms)
Number of Cycles at 60 Hz
Fig. 3 - Pulse Waveform
Fig. 6 - Maximum Non-Repetitive Peak Forward Surge Current
Revision: 29-Sep-2022
Document Number: 88385
3
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
SM6T Series
www.vishay.com
Vishay General Semiconductor
PACKAGE OUTLINE DIMENSIONS in inches (millimeters)
SMB (DO-214AA)
Cathode Band
Mounting Pad Layout
0.085 (2.159) MAX.
0.155 (3.94)
0.130 (3.30)
0.086 (2.20)
0.077 (1.95)
0.086 (2.18) MIN.
0.180 (4.57)
0.160 (4.06)
0.060 (1.52) MIN.
0.012 (0.305)
0.006 (0.152)
0.220 (5.59) REF.
0.096 (2.44)
0.084 (2.13)
0.060 (1.52)
0.030 (0.76)
0.008 (0.2)
0 (0)
0.220 (5.59)
0.205 (5.21)
Revision: 29-Sep-2022
Document Number: 88385
4
For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Vishay's knowledge of typical
requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements
about the suitability of products for a particular application. It is the customer's responsibility to validate that a particular product
with the properties described in the product specification is suitable for use in a particular application. Parameters provided in
datasheets and / or specifications may vary in different applications and performance may vary over time. All operating
parameters, including typical parameters, must be validated for each customer application by the customer's technical experts.
Product specifications do not expand or otherwise modify Vishay's terms and conditions of purchase, including but not limited
to the warranty expressed therein.
Hyperlinks included in this datasheet may direct users to third-party websites. These links are provided as a convenience and
for informational purposes only. Inclusion of these hyperlinks does not constitute an endorsement or an approval by Vishay of
any of the products, services or opinions of the corporation, organization or individual associated with the third-party website.
Vishay disclaims any and all liability and bears no responsibility for the accuracy, legality or content of the third-party website
or for that of subsequent links.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk. Please
contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by
any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners.
© 2023 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 01-Jan-2023
1
Document Number: 91000