TCMT1109Alternatives & Equivalent Parts

About TCMT1109

TCMT1109 is a Integrated Circuit component manufactured by Vishay. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterTCMT1109SourceCSD19538Q2SN7485NSN74LS02DSN74LS11D
ManufacturerVishayTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas Instruments
Package TypeSmall Outline PackagesOtherDual-In-Line PackagesSmall Outline PackagesSmall Outline Packages
Pin Count48161414
Temperature Range-40.0°C ~ 100.0°C-55.0°C ~ 150.0°C~ 70.0°C~ 70.0°C~ 70.0°C
Price$0.1024$0.1790$1.0000$0.2468$0.2640
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEOBSOLETEOBSOLETEOBSOLETE
Electrical Parameters
Factory Lead Time6 Weeks
YTEOL815000
Additional FeatureUL APPROVED, VDE APPROVEDAVALANCHE RATEDCASCADABLE
Coll-Emtr Bkdn Voltage-Min70 V
ConfigurationSINGLESINGLE WITH BUILT-IN DIODE
Current Transfer Ratio-Min200%
Current Transfer Ratio-Nom200%
Dark Current-Max100 nA
Forward Current-Max0.06 A
Forward Voltage-Max1.6 V
Isolation Voltage-Max3750 V
JESD-609 Codee3e4e4e4
Mounting FeatureSURFACE MOUNT
Number of Elements11
On-State Current-Max0.05 A
Optoelectronic Device TypeTRANSISTOR OUTPUT OPTOCOUPLER
Power Dissipation-Max0.15 W
Surface MountYESYESNOYESYES
Terminal FinishMatte Tin (Sn)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)
Pbfree CodeYesNo
Date Of Intro2016-07-09
Avalanche Energy Rating (Eas)8 mJ
Case ConnectionDRAIN
DS Breakdown Voltage-Min100 V
Drain Current-Max (ID)14.4 A
Drain-source On Resistance-Max0.072 Ω
FET TechnologyMETAL-OXIDE SEMICONDUCTOR
Feedback Cap-Max (Crss)16.4 pF
JESD-30 CodeS-PDSO-N6R-PDIP-T16R-PDSO-G14R-PDSO-G14
Operating ModeENHANCEMENT MODE
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package ShapeSQUARERECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINEIN-LINESMALL OUTLINESMALL OUTLINE
Peak Reflow Temperature (Cel)260NOT SPECIFIED260260
Polarity/Channel TypeN-CHANNEL
Power Dissipation-Max (Abs)20.2 W
Pulsed Drain Current-Max (IDM)34.4 A
Terminal FormNO LEADTHROUGH-HOLEGULL WINGGULL WING
Terminal PositionDUALDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)30NOT SPECIFIED3030
Transistor ApplicationSWITCHING
Transistor Element MaterialSILICON
FamilyTTL/H/LLSLS
Load Capacitance (CL)15 pF15 pF15 pF
Logic IC TypeMAGNITUDE COMPARATORNOR GATEAND GATE
Number of Bits4
Number of Functions143
Output PolarityTRUE
Package Equivalence CodeDIP16,.3SOP14,.25SOP14,.25
Power Supply Current-Max (ICC)88 mA5.4 mA6.6 mA
Propagation Delay (tpd)35 ns15 ns20 ns
Qualification StatusNot QualifiedNot QualifiedNot Qualified
Supply Voltage-Max (Vsup)5.25 V5.25 V5.25 V
Supply Voltage-Min (Vsup)4.75 V4.75 V4.75 V
Supply Voltage-Nom (Vsup)5 V5 V5 V
TechnologyTTLTTLTTL
Temperature GradeCOMMERCIALCOMMERCIALCOMMERCIAL
Terminal Pitch2.54 mm1.27 mm1.27 mm
## SN7485N Alternates Showing resultsImage
Max I(ol)0.016 A0.008 A
Number of Inputs23
Packing MethodTUBETUBE
Prop. Delay@Nom-Sup15 ns20 ns
Schmitt TriggerNONO
## SN74LS02D Alternates Showing resultsImage
Output CharacteristicsTOTEM-POLE
## SN74LS11D Alternates Showing resultsImage

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 4 alternatives for TCMT1109 — response within 24 hours.

Quick Links

SN7485N

suggested

SN74LS02D

suggested

SN74LS11D

suggested

Why Look for Alternatives?

Finding alternatives for TCMT1109 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 TCMT1109 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.

Can't Find What You Need?

Our sourcing team can help find compatible alternatives for TCMT1109. Get expert recommendations within 24 hours.

FAQ

What is equivalent to TCMT1109?

Known equivalents for TCMT1109 include CSD19538Q2, SN7485N, SN74LS02D. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of TCMT1109?

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 TCMT1109 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.