SMC3K22CA thru SMC3K78CA
www.vishay.com
Vishay General Semiconductor
Surface Mount T
RANS
Z
ORB®
Transient Voltage Suppressors
FEATURES
• Available in bi-directional polarity only
• 3000 W peak pulse power capability with a
(10/1000 μs) waveform
• Excellent clamping capability
• Very fast response time
• Low incremental surge resistance
SMC (DO-214AB)
• Meets MSL level 1, per J-STD-020, LF maximum peak
of 260 °C
• Not recommended for PCB bottom side wave mounting
• AEC-Q101 qualified
PRIMARY CHARACTERISTICS
V
BR
V
WM
P
PPM
T
J
max.
Polarity
Package
24.4 V to 95.8 V
22 V to 78 V
3000 W
150 °C
Bi-directional
SMC (DO-214AB)
• Material categorization: for definitions of compliance
please see
www.vishay.com/doc?99912
MECHANICAL DATA
Case:
SMC (DO-214AB)
Molding compound meets UL 94 V-0 flammability rating
Base P/N-M3 - halogen-free, RoHS-compliant, and
commercial grade
Base P/NHM3 - halogen-free, RoHS-compliant, and
AEC-Q101 qualified
Terminals:
matte tin plated leads, solderable per
J-STD-002 and JESD 22-B102
M3 suffix meets JESD 201 class 2 whisker test, HM3 suffix
meets JESD 201 class 2 whisker test
Polarity:
no marking on bi-directional types
TYPICAL APPLICATIONS
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.
MAXIMUM RATINGS
(T
A
= 25 °C unless otherwise noted)
PARAMETER
Peak pulse power dissipation with a 10/1000 μs waveform
Peak pulse current with a 10/1000 μs waveform
Operating junction and storage temperature range
Note
(1)
Non-repetitive current pulse and derated above T = 25 °C
A
SYMBOL
P
PPM (1)
I
PPM (1)
T
J
, T
STG
VALUE
3000
See next table
-55 to +150
UNIT
W
A
°C
Revision: 17-Jan-18
Document Number: 89433
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
SMC3K22CA thru SMC3K78CA
www.vishay.com
Vishay General Semiconductor
MAXIMUM
REVERSE
LEAKAGE
AT V
WM
I
D
(μA)
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
MAXIMUM
CLAMPING
VOLTAGE
AT I
PPM
V
C
(V)
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
121
126
ELECTRICAL CHARACTERISTICS
(T
A
= 25 °C unless otherwise noted)
DEVICE TYPE
DEVICE
MARKING
CODE
3BEX
3BEZ
3BFE
3BFG
3BFK
3BFM
3BFP
3BFR
3BFT
3GFV
3GFX
3GFZ
3GGE
3GGG
3GGK
3GGM
3GGP
3GGR
3GGT
BREAKDOWN
VOLTAGE
V
BR (1)
(V) AT I
T
MIN.
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
83.3
86.7
MAX.
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
92.1
95.8
TEST
CURRENT
I
T
(mA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
STAND-OFF
VOLTAGE
V
WM
(V)
22
24
26
28
30
33
36
40
43
45
48
51
54
58
60
64
70
75
78
MAX. PEAK PULSE
SURGE CURRENT
I
PPM (2)
(A)
84.5
77.1
71.3
66.1
62.0
56.3
51.6
46.5
43.2
41.3
38.8
36.4
34.4
32.1
31.0
29.1
26.5
24.8
23.8
SMC3K22CA
SMC3K24CA
SMC3K26CA
SMC3K28CA
SMC3K30CA
SMC3K33CA
SMC3K36CA
SMC3K40CA
SMC3K43CA
SMC3K45CA
SMC3K48CA
SMC3K51CA
SMC3K54CA
SMC3K58CA
SMC3K60CA
SMC3K64CA
SMC3K70CA
SMC3K75CA
SMC3K78CA
Notes
(1)
Pulse test: t
50 ms
p
(2)
Surge current waveform per fig. 3 and derated per fig.2
(3)
All terms and symbols are consistent with ANSI/IEEE C62.35
ORDERING INFORMATION
(Example)
PREFERRED P/N
SMC3K22CA-M3/57
SMC3K22CA-M3/9A
SMC3K22CAHM3/57
(1)
SMC3K22CAHM3/9A
(1)
Note
(1)
AEC-Q101 qualified
UNIT WEIGHT (g) PREFERRED PACKAGE CODE
0.257
0.257
0.257
0.257
57
9A
57
9A
BASE QUANTITY
850
3500
850
3500
DELIVERY MODE
7" diameter plastic tape and reel
13" diameter plastic tape and reel
7" diameter plastic tape and reel
13" diameter plastic tape and reel
Revision: 17-Jan-18
Document Number: 89433
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
SMC3K22CA thru SMC3K78CA
www.vishay.com
Vishay General Semiconductor
RATINGS AND CHARACTERISTICS CURVES
(T
A
= 25 °C unless otherwise noted)
100
150
T
J
= 25 °C
Pulse
Width
(t
d
)
is defined as the Point
where
the Peak Current
decays to 50 % of I
PPM
I
PPM
- Peak Pulse Current, % I
RSM
P
PPM
- Peak Pulse Power (kW)
t
r
= 10
µs
Peak Value
I
PPM
10
100
Half Value - I
PP
I
PPM
2
50
10/1000 µs
Waveform
as defined by R.E.A.
1
0.31" x 0.31" (8.0 mm x 8.0 mm)
Copper Pad Area
0.1
0.1
1
10
100
1000
10 000
t
d
0
0
1.0
2.0
3.0
4.0
t
d
- Pulse
Width
(µs)
t - Time (ms)
Fig. 1 -
Peak Pulse Power Derating Curve
100
10 000
Fig. 3 -
Pulse Waveform
Peak Pulse Power (P
pp
) or Current (I
pp
)
Derating in %
75
50
C
J
- Junction Capacitance (pF)
Measured at
Zero Bias
T
J
= 25 °C
f = 1.0 MHz
V
stg
= 50 mV
p-p
1000
25
Measured at
Stand-Off
Voltage
0
0
25
50
75
100
125
150
100
10
20
30
40
50
60
70
80
90
100
T
J
- Initial Temperature (°C)
Reverse Voltage (V)
Fig. 2 -
Pulse Power or Current vs. Initial Junction Temperature
Fig. 4 -
Typical Junction Capacitance
PACKAGE OUTLINE DIMENSIONS
in inches (millimeters)
SMC (DO-214AB)
Mounting Pad Layout
0.185 (4.69)
MAX.
0.126 (3.20)
0.114 (2.90)
0.246 (6.22)
0.220 (5.59)
0.126 (3.20)
MIN.
0.280 (7.11)
0.260 (6.60)
0.012 (0.305)
0.006 (0.152)
0.103 (2.62)
0.079 (2.06)
0.060 (1.52)
MIN.
0.320 REF.
0.060 (1.52)
0.030 (0.76)
0.320 (8.13)
0.305 (7.75)
0.008 (0.2)
0 (0)
Revision: 17-Jan-18
Document Number: 89433
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
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.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
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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
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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.
© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 08-Feb-17
1
Document Number: 91000
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