CM1231-02SOAlternatives & Equivalent Parts

CM1231-02SO is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About CM1231-02SO

CM1231-02SO is a TVS Diode (Uni-directional) component manufactured by ON Semiconductor. It comes in a SOT23 (6-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Get one quote covering all 3 alternatives for CM1231-02SO — response within 24 hours.

Specification Comparison

ParameterCM1231-02SOSourceTMUXHS4212IRKSRERJ3EKF4702V43650-0412
ManufacturerON SemiconductorTexas InstrumentsPanasonicMolex
Package TypeSOT23 (6-Pin)OtherOtherOther
Pin Count62124
Temperature Range-40.0°C ~ 85.0°C-40.0°C ~ 105.0°C-55.0°C ~ 155.0°C-40.0°C ~ 105.0°C
Price$0.2008$0.7326$0.0029$1.0600
StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesYesYes
Manufacturer Package Code527AJ
Factory Lead Time111 Weeks7 Weeks
YTEOL015138
Clamping Voltage-Max9 V
ConfigurationCOMPLEX, 2 CHANNEL
Diode Element MaterialSILICON
Diode TypeTRANS VOLTAGE SUPPRESSOR DIODE
Forward Voltage-Max (VF)0.95 V
JEDEC-95 CodeMO-178AB
JESD-30 CodeR-PDSO-G6R-PQCC-N20
JESD-609 Codee4e4e3e3
Number of Elements4
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXY
Package ShapeRECTANGULARRECTANGULARRECTANGULAR PACKAGE
Package StyleSMALL OUTLINECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILESMT
Peak Reflow Temperature (Cel)260260
PolarityUNIDIRECTIONAL
Power Dissipation-Max0.225 W
Qualification StatusNot Qualified
Reference StandardIEC-61000-4-2AEC-Q200; IEC60115-8CSA; UL
Rep Pk Reverse Voltage-Max2 V
Surface MountYESYESYES
TechnologyAVALANCHEMETAL GLAZE/THICK FILM
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn) - with Nickel (Ni) barrier
Terminal FormGULL WINGNO LEAD
Terminal PositionDUALQUAD
Time@Peak Reflow Temperature-Max (s)3030
Date Of Intro2020-05-15
Additional FeatureConfiguration : 2:1 SPDTPRECISION
Analog IC - Other TypeDIFFERENTIAL MULTIPLEXER
Bandwidth-Nom13000 MHz
Input Voltage-Max1.8 V
Normal PositionNO
Number of Channels2
Number of Functions1
Off-state Isolation-Nom75 dB
On-state Resistance Match-Nom0.5 Ω
On-state Resistance-Max (Ron)8 Ω
OutputSEPARATE OUTPUT
Package Equivalence CodeLCC20,.1X.18,20
Supply Current-Max (Isup)0.8 mA
Supply Voltage-Max (Vsup)3.6 V
Supply Voltage-Min (Vsup)3 V
Supply Voltage-Nom (Vsup)3.3 V
Switch-off Time-Max500 ns
Switch-on Time-Max500 ns
Temperature GradeINDUSTRIAL
Terminal Pitch0.5 mm3 mm
## TMUXHS4212IRKSR Alternates Showing resultsImage
Reach Compliance CodeCompliant
ConstructionRectangular
Mounting FeatureSURFACE MOUNT
Package Height0.45 mm
Package Length1.6 mm
Package Width0.8 mm
Packing MethodTR, PUNCHED, 7 INCH
Rated Power Dissipation (P)0.1 W
Rated Temperature70 °C
Resistance47000 Ω
Resistor TypeFIXED RESISTOR
Size Code0603
Temperature Coefficient100 ppm/°C
Terminal ShapeWRAPAROUND
Tolerance1%
Working Voltage75 V
Board Mounting OptionFITTING NAIL
Body Breadth0.219 inch
Body Depth0.433 inch
Body Length0.616 inch
Body/Shell StylePLUG
Connector TypeRECTANGULAR POWER CONNECTOR
Contact Finish MatingNOT SPECIFIED
Contact Finish TerminationMatte Tin (Sn) - reflowed over Nickel (Ni) barrier
Contact GenderMALE
Contact MaterialBRASS
Contact PatternRECTANGULAR
Contact Resistance10 mΩ
Contact StyleSQ PIN-SKT
DIN ConformanceNO
Dielectric Withstanding Voltage1500VAC V
Durability30 Cycles
Empty ShellNO
Filter FeatureNO
IEC ConformanceNO
Insulation Resistance1000000000 Ω
Insulator ColorBLACK
Insulator MaterialGLASS FILLED LIQUID CRYSTAL POLYMER
MIL ConformanceNO
Mating Contact Pitch0.118 inch
Mating InformationMULTIPLE MATING PARTS AVAILABLE
Mixed ContactsNO
Mounting StyleRIGHT ANGLE
Mounting TypeBOARD
Number Of ConnectorsONE
Number Of PCB Rows1
Number of Rows Loaded1
OptionGENERAL PURPOSE
PCB Contact PatternRECTANGULAR
Plating Thickness100u inch
Polarization KeyPOLARIZED HOUSING
Rated Current (Signal)8.5 A
Termination TypeSURFACE MOUNT
Total Number of Contacts4
UL Flammability Code94V-0
Withdrawl Force-Min3.0024 N

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

Need pricing on these alternatives?

Get one quote covering all 3 alternatives for CM1231-02SO — response within 24 hours.

Quick Links

Why Look for Alternatives?

Finding alternatives for CM1231-02SO is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating CM1231-02SO replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to CM1231-02SO?

Known equivalents for CM1231-02SO include TMUXHS4212IRKSR, ERJ3EKF4702V, 43650-0412. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of CM1231-02SO?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify CM1231-02SO alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.