SMC3K22CA thru SMC3K78CA
www.vishay.com Vishay General Semiconductor
Revision: 25-Oct-12 1Document Number: 89433
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
Surface Mount TRANSZORB® Transient Voltage Suppressors
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.
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
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
Material categorization: For definitions of compliance
please see www.vishay.com/doc?99912
MECHANICAL DATA
Case: DO-214AB (SMC)
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 1A whisker test, HM3 suffix
meets JESD 201 class 2 whisker test
Polarity: no marking on bi-directional types
Note
(1) Non-repetitive current pulse and derated above TA = 25 °C
PRIMARY CHARACTERISTICS
VBR 24.4 V to 95.8 V
VWM 22 V to 78 V
PPPM 3000 W
TJ max. 150 °C
Polarity Bi-directional
Package DO-214AB (SMC)
DO-214AB (SMC)
MAXIMUM RATINGS (TA = 25 °C unless otherwise noted)
PARAMETER SYMBOL VALUE UNIT
Peak pulse power dissipation with a 10/1000 μs waveform PPPM (1) 3000 W
Peak pulse current with a 10/1000 μs waveform IPPM (1) See next table A
Operating junction and storage temperature range TJ, TSTG - 55 to + 150 °C
SMC3K22CA thru SMC3K78CA
www.vishay.com Vishay General Semiconductor
Revision: 25-Oct-12 2Document Number: 89433
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
Notes
Pulse test: tp 50 ms
Surge current waveform per fig. 3 and derated per fig.2
All terms and symbols are consistent with ANSI/IEEE C62.35
Note
(1) AEC-Q101 qualified
ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
DEVICE TYPE
DEVICE
MARKING
CODE
BREAKDOWN
VOLTAGE
VBR (1) (V) AT IT
TEST
CURRENT
IT
(mA)
STAND-OFF
VOLTAGE
VWM
(V)
MAXIMUM
REVERSE
LEAKAGE
AT VWM
ID (μA)
MAX. PEAK PULSE
SURGE CURRENT
IPPM (2)
(A)
MAXIMUM
CLAMPING
VOLTAGE
AT IPPM
VC (V)
MIN. MAX.
SMC3K22CA 3BEX 24.4 26.9 1.0 22 2.0 84.5 35.5
SMC3K24CA 3BEZ 26.7 29.5 1.0 24 2.0 77.1 38.9
SMC3K26CA 3BFE 28.9 31.9 1.0 26 2.0 71.3 42.1
SMC3K28CA 3BFG 31.1 34.4 1.0 28 2.0 66.1 45.4
SMC3K30CA 3BFK 33.3 36.8 1.0 30 2.0 62.0 48.4
SMC3K33CA 3BFM 36.7 40.6 1.0 33 2.0 56.3 53.3
SMC3K36CA 3BFP 40.0 44.2 1.0 36 2.0 51.6 58.1
SMC3K40CA 3BFR 44.4 49.1 1.0 40 2.0 46.5 64.5
SMC3K43CA 3BFT 47.8 52.8 1.0 43 2.0 43.2 69.4
SMC3K45CA 3GFV 50.0 55.3 1.0 45 2.0 41.3 72.7
SMC3K48CA 3GFX 53.3 58.9 1.0 48 2.0 38.8 77.4
SMC3K51CA 3GFZ 56.7 62.7 1.0 51 2.0 36.4 82.4
SMC3K54CA 3GGE 60.0 66.3 1.0 54 2.0 34.4 87.1
SMC3K58CA 3GGG 64.4 71.2 1.0 58 2.0 32.1 93.6
SMC3K60CA 3GGK 66.7 73.7 1.0 60 2.0 31.0 96.8
SMC3K64CA 3GGM 71.1 78.6 1.0 64 2.0 29.1 103
SMC3K70CA 3GGP 77.8 86.0 1.0 70 2.0 26.5 113
SMC3K75CA 3GGR 83.3 92.1 1.0 75 2.0 24.8 121
SMC3K78CA 3GGT 86.7 95.8 1.0 78 2.0 23.8 126
ORDERING INFORMATION (Example)
PREFERRED P/N UNIT WEIGHT (g) PREFERRED PACKAGE CODE BASE QUANTITY DELIVERY MODE
SMC3K22CA-M3/57 0.257 57 850 7" diameter plastic tape and reel
SMC3K22CA-M3/9A 0.257 9A 3500 13" diameter plastic tape and reel
SMC3K22CAHM3/57 (1) 0.257 57 850 7" diameter plastic tape and reel
SMC3K22CAHM3/9A (1) 0.257 9A 3500 13" diameter plastic tape and reel
SMC3K22CA thru SMC3K78CA
www.vishay.com Vishay General Semiconductor
Revision: 25-Oct-12 3Document Number: 89433
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
RATINGS AND CHARACTERISTICS CURVES
(TA = 25 °C unless otherwise noted)
Fig. 1 - Peak Pulse Power Derating Curve
Fig. 2 - Pulse Power or Current vs. Initial Junction Temperature
Fig. 3 - Pulse Waveform
Fig. 4 - Typical Junction Capacitance
PACKAGE OUTLINE DIMENSIONS in inches (millimeters)
P
PPM
- Peak Pulse Power (kW)
td - Pulse Width (µs)
0.31" x 0.31" (8.0 mm x 8.0 mm)
Copper Pad Area
0.1
0.1
10
10
100
100 1000 10 000 1
1
100
75
50
25
0
250 50 75 100 125 150
Peak Pulse Power (P
pp
) or Current (I
pp
)
Derating in %
TJ - Initial Temperature (°C)
0
50
100
150
td
01.0 2.0 3.0 4.0
tr = 10 µs
I
PPM
- Peak Pulse Current, % I
RSM
t - Time (ms)
10/1000 µs Waveform
as defined by R.E.A.
Peak Value
IPPM
Half Value -
IPPM
IPP
2
TJ = 25 °C
Pulse Width (td)
is defined as the Point
where the Peak Current
decays to 50 % of IPPM
10 000
1000
100
10 20 30 40 50 60 70 80 10090
C
J
- Junction Capacitance (pF)
Reverse Voltage (V)
Measured at
Zero Bias
Measured at
Stand-Off Voltage
TJ = 25 °C
f = 1.0 MHz
Vstg = 50 mVp-p
0.260 (6.60)
0.280 (7.11)
0.006 (0.152)
0.012 (0.305)
0.030 (0.76)
0.060 (1.52)
0.008 (0.2)
0.305 (7.75)
0.320 (8.13)
0.220 (5.59)
0.246 (6.22)
0.079 (2.06)
0.103 (2.62)
0.114 (2.90)
0.126 (3.20)
DO-214AB (SMC J-Bend)
0.320 REF.
Mounting Pad Layout
0 (0)
0.185 (4.69)
MAX.
0.126 (3.20)
MIN.
0.060 (1.52)
MIN.
Legal Disclaimer Notice
www.vishay.com Vishay
Revision: 02-Oct-12 1Document Number: 91000
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
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.
Material Category Policy
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the
definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council
of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
(EEE) - recast, unless otherwise specified as non-compliant.
Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that
all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU.
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free
requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference
to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21
conform to JEDEC JS709A standards.