Semiconductor Components Industries, LLC, 2012
February, 2012 − Rev. 12
1Publication Order Number:
1SMA10CAT3/D
1SMA10CAT3G Series,
SZ1SMA10CAT3G Series
400 Watt Peak Power Zener
Transient Voltage
Suppressors
Bidirectional
The SMA series is designed to protect voltage sensitive
components from high voltage, high energy transients. They have
excellent clamping capability, high surge capability, low zener
impedance and fast response time. The SMA series is supplied in
ON Semiconductor’s exclusive, cost-effective, highly reliable
SURMETIC package and is ideally suited for use in
communication systems, automotive, numerical controls, process
controls, medical equipment, business machines, power supplies and
many other industrial/consumer applications.
Features
Working Peak Reverse Voltage Range − 10 V to 78 V
Standard Zener Breakdown Voltage Range − 11.7 V to 91.3 V
Peak Power − 400 Watts @ 1 ms
ESD Rating of Class 3 (> 16 kV) per Human Body Model
Response Time is Typically < 1 ns
Flat Handling Surface for Accurate Placement
Package Design for Top Slide or Bottom Circuit Board Mounting
Low Profile Package
SZ Prefix for Automotive and Other Applications Requiring Unique
Site and Control Change Requirements; AEC−Q101 Qualified and
PPAP Capable
Pb−Free Packages are Available*
Mechanical Characteristics:
CASE: Void-free, transfer-molded plastic
FINISH: All external surfaces are corrosion resistant and leads are
readily solderable
MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES:
260C for 10 Seconds
POLARITY: Cathode polarity notch does not indicate polarity
MOUNTING POSITION: Any
*For additional information on our Pb−Free strategy and soldering details, please
download the ON Semiconductor Soldering and Mounting Techniques
Reference Manual, SOLDERRM/D.
PLASTIC SURFACE MOUNT
ZENER OVERVOLTAGE
TRANSIENT SUPPRESSORS
10−78 V VR
400 W PEAK POWER
Device** Package Shipping†
ORDERING INFORMATION
SMA
CASE 403D
PLASTIC
MARKING DIAGRAM
http://onsemi.com
1SMAxxCAT3G SMA
(Pb−Free)
5,000 /
Tape & Reel
†For information on tape and reel specifications,
including part orientation and tape sizes, please
refer to our Tape and Reel Packaging Specifications
Brochure, BRD8011/D.
**The “T3” suffix refers to a 13 inch reel.
See specific marking information in the device marking
column of the Electrical Characteristics table on page 3 of
this data sheet.
DEVICE MARKING INFORMATION
xxC = Device Code (Refer to page 3)
A = Assembly Location
Y = Year
WW = Work Week
G= Pb−Free Package
xxC
AYWWG
SZ1SMAxxCAT3G SMA
(Pb−Free)
5,000 /
Tape & Reel
1SMA10CAT3G Series, SZ1SMA10CAT3G Series
http://onsemi.com
2
MAXIMUM RATINGS
Rating Symbol Value Unit
Peak Power Dissipation (Note 1) @ TL = 25C, Pulse Width = 1 ms PPK 400 W
DC Power Dissipation @ TL = 75C Measured Zero Lead Length (Note 2)
Derate Above 75C
Thermal Resistance from Junction−to−Lead
PD
RqJL
1.5
20
50
W
mW/C
C/W
DC Power Dissipation (Note 3) @ TA = 25C
Derate Above 25C
Thermal Resistance from Junction−to−Ambient
PD
RqJA
0.5
4.0
250
W
mW/C
C/W
Operating and Storage Temperature Range TJ, Tstg −65 to +150 C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
1. 10 X 1000 ms, non−repetitive.
2. 1 in square copper pad, FR−4 board.
3. FR−4 board, using ON Semiconductor minimum recommended footprint, as shown in 403B case outline dimensions spec.
ELECTRICAL CHARACTERISTICS
(TA = 25C unless otherwise noted)
Symbol Parameter
IPP Maximum Reverse Peak Pulse Current
VCClamping Voltage @ IPP
VRWM Working Peak Reverse Voltage
IRMaximum Reverse Leakage Current @ VRWM
VBR Breakdown Voltage @ IT
ITTest Current
Bi−Directional TVS
IPP
IPP
V
I
IR
IT
IT
IR
VRWM
VCVBR
VRWM VC
VBR
1SMA10CAT3G Series, SZ1SMA10CAT3G Series
http://onsemi.com
3
ELECTRICAL CHARACTERISTICS
Device*
Device
Marking
VRWM
(Note 4) IR @ VRWM
Breakdown Voltage
VC @ IPP
(Note 6) C Typ.
(Note 7)
VBR (Volts) (Note 5) @ ITVCIPP
Volts mAMin Nom Max mA Volts Amps pF
1SMA10CAT3G QXC 10 2.5 11.1 11.69 12.27 1.0 17.0 23.5 580
1SMA11CAT3G QZC 11 2.5 12.2 12.84 13.48 1.0 18.2 22.0 530
1SMA12CAT3G REC 12 2.5 13.3 14.00 14.70 1.0 19.9 20.1 490
1SMA13CAT3G RGC 13 2.5 14.4 15.16 15.92 1.0 21.5 18.6 455
1SMA14CAT3G RKC 14 2.5 15.6 16.42 17.24 1.0 23.2 17.2 425
1SMA15CAT3G RMC 15 2.5 16.7 17.58 18.46 1.0 24.4 16.4 400
1SMA16CAT3G RPC 16 2.5 17.8 18.74 19.67 1.0 26.0 15.4 375
1SMA18CAT3G RTC 18 2.5 20 21.06 22.11 1.0 29.2 13.7 335
1SMA20CAT3G RVC 20 2.5 22.2 23.37 24.54 1.0 32.4 12.3 305
1SMA24CAT3G RZC 24 2.5 26.7 28.11 29.51 1.0 38.9 10.3 260
1SMA26CAT3G SEC 26 2.5 28.9 30.42 31.94 1.0 42.1 9.5 240
1SMA28CAT3G SGC 28 2.5 31.1 32.74 34.37 1.0 45.4 8.8 225
1SMA30CAT3G SKC 30 1.0 33.3 35.06 36.81 1.0 48.4 8.3 210
1SMA33CAT3G SMC 33 2.5 36.7 38.63 40.56 1.0 53.3 7.5 190
1SMA36CAT3G SPC 36 2.5 40 42.11 44.21 1.0 58.1 6.9 175
1SMA40CAT3G SRC 40 2.5 44.4 46.74 49.07 1.0 64.5 6.2 160
1SMA48CAT3G SXC 48 2.5 53.3 56.11 58.91 1.0 77.4 5.2 135
1SMA51CAT3G SZC 51 2.5 56.7 59.69 62.67 1.0 82.4 4.9 130
1SMA58CAT3G TGC 58 2.5 64.4 67.79 71.18 1.0 93.6 4.3 115
1SMA60CAT3G TKC 60 2.5 66.7 70.21 73.72 1.0 96.8 4.1 110
1SMA70CAT3G TPC 70 2.5 77.8 81.90 85.99 1.0 113 3.5 95
1SMA78CAT3G TTC 78 2.5 86.7 91.27 95.83 1.0 126 3.2 90
4. A transient suppressor is normally selected according to the working peak reverse voltage (VRWM), which should be equal to or greater than
the DC or continuous peak operating voltage level
5. VBR measured at pulse test current IT at an ambient temperature of 25C
6. Surge current waveform per Figure 2 and derate per Figure 3
7. Bias voltage = 0 V, F = 1.0 MHz, TJ = 25C.
†Please see 1SMA5.0AT3 to 1SMA78AT3 for Unidirectional devices.
* Include SZ-prefix devices where applicable.
1SMA10CAT3G Series, SZ1SMA10CAT3G Series
http://onsemi.com
4
RATING AND TYPICAL CHARACTERISTIC CURVES
TA = 25C
PW (ID) IS DEFINED AS THE
POINT WHERE THE PEAK CURRENT
DECAYS TO 50% OF Ipp.
= 10 ms
PEAK VALUE
Ippm
HALF VALUE - Ipp/2
10/1000 ms WAVEFORM
AS DEFINED BY R.E.A.
td
120
100
80
60
40
001 2 34
20
5
Figure 1. Pulse Rating Curve
10-4
100
0.1 1 10
10
1
0.1
tP
, PULSE WIDTH (ms)
Ppk
NONREPETITIVE
PULSE WAVEFORM
SHOWN IN FIGURE 2.
TA = 25C
, PEAK POWER (kW)
0.010.001
Figure 2. Pulse Waveform
t, TIME (ms)
Ippm, PEAK PULSE CURRENT (%)
Figure 3. Pulse Derating Curve
120
100
80
60
40
00 40 80 120 160
TA, AMBIENT TEMPERATURE (C)
PEAK PULSE DERATING IN % OF
20
200
PEAK POWER OR CURRENT
10 x 1000 WAVEFORM
AS DEFINED BY R.E.A.
1,000
100
1
1 10 100
BIAS VOLTAGE (VOLTS)
1SMA10CAT3G TJ = 25C
F = 1 MHz
Figure 4. Typical Junction Capacitance vs.
Bias Voltage
C, CAPACITANCE (pF)
10
1SMA18CAT3G
1SMA48CAT3G
1SMA78CAT3G
1SMA10CAT3G Series, SZ1SMA10CAT3G Series
http://onsemi.com
5
PACKAGE DIMENSIONS
DIM
A
MIN NOM MAX MIN
MILLIMETERS
1.97 2.10 2.20 0.078
INCHES
A1 0.05 0.10 0.15 0.002
b1.27 1.45 1.63 0.050
c0.15 0.28 0.41 0.006
D2.29 2.60 2.92 0.090
E4.06 4.32 4.57 0.160
L0.76 1.14 1.52 0.030
0.083 0.087
0.004 0.006
0.057 0.064
0.011 0.016
0.103 0.115
0.170 0.180
0.045 0.060
NOM MAX
4.83 5.21 5.59 0.190 0.205 0.220
HE
SMA
CASE 403D−02
ISSUE F
E
bD
Lc
A
A1
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. 403D−01 OBSOLETE, NEW STANDARD IS 403D−02.
POLARITY INDICATOR
OPTIONAL AS NEEDED
(SEE STYLES)
4.0
0.157
2.0
0.0787
2.0
0.0787
ǒmm
inchesǓ
SCALE 8:1
*For additional information on our Pb−Free strategy and soldering
details, please download the ON Semiconductor Soldering and
Mounting Techniques Reference Manual, SOLDERRM/D.
SOLDERING FOOTPRINT*
HE
ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice
to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability
arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages.
“Typical” parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All
operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. SCILLC does not convey any license under its patent rights
nor the rights of others. SCILLC products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications
intended to support or sustain life, or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death may occur. Should
Buyer purchase or use SCILLC products for any such unintended or unauthorized application, Buyer shall indemnify and hold SCILLC and its officers, employees, subsidiaries, affiliates,
and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death
associated with such unintended or unauthorized use, even if such claim alleges that SCILLC was negligent regarding the design or manufacture of the part. SCILLC is an Equal
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PUBLICATION ORDERING INFORMATION
N. American Technical Support: 800−282−9855 Toll Free
USA/Canada
Europe, Middle East and Africa Technical Support:
Phone: 421 33 790 2910
Japan Customer Focus Center
Phone: 81−3−5817−1050
1SMA10CAT3/D
SURMETIC is a registered trademark of Semiconductor Components Industries, LLC.
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