STEF12EPURAlternatives & Equivalent Parts

About STEF12EPUR

STEF12EPUR is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Small Outline No-lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterSTEF12EPURSource3549-2LM1084IT-5.0/NOPBMIC29300-12WU-TRSTM32F030C8T6TRCD74HC132EG4LM324WDT
ManufacturerSTMicroelectronicsKeystone ElectronicsTexas InstrumentsMicrochipSTMicroelectronicsTexas InstrumentsSTMicroelectronics
Package TypeSmall Outline No-leadOtherTransistor Outline, VerticalOtherQuad Flat PackagesDual-In-Line PackagesSmall Outline Packages
Pin Count11433481414
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C~ 70.0°C
Price$0.4896$0.5250$1.5000$1.9100$1.1624$0.3702$0.1217
StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Manufacturer Package CodeVDFPN 10 3x3x1.0TO-263-3
Factory Lead Time20 Weeks19 Weeks13 Weeks10 Weeks
Additional FeatureCURRENT LIMIT:5.5A; THERMAL SHUTDOWN:165C
Adjustable ThresholdNO
Analog IC - Other TypeeFUSE
JESD-30 CodeS-PDSO-N10R-XSFM-T3R-PSSO-G3S-PQFP-G48R-PDSO-G14
JESD-609 Codee4e3e3e4e4
Number of Channels1
Number of Functions11114
Package Body MaterialPLASTIC/EPOXYUNSPECIFIEDPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOLCC10,.12,20SIP3,.1TBSMSIP3H,.55TBQFP48,.35SQ,20SOP14,.25
Package ShapeSQUARERECTANGULARRECTANGULARSQUARERECTANGULAR
Package StyleSMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILEFLANGE MOUNTSMALL OUTLINEFLATPACK, LOW PROFILE, FINE PITCHSMALL OUTLINE
Peak Reflow Temperature (Cel)260260260260
Supply Voltage-Min (Vsup)7.6 V
Supply Voltage-Nom (Vsup)12 V5 V
Surface MountYESNOYESYESYES
Temperature GradeAUTOMOTIVEINDUSTRIALCOMMERCIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn)Matte Tin (Sn)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormNO LEADTHROUGH-HOLEGULL WINGGULL WINGGULL WING
Terminal Pitch0.5 mm2.54 mm2.54 mm0.5 mm1.27 mm
Terminal PositionDUALSINGLESINGLEQUADDUAL
Threshold Voltage-Nom8.5
Pbfree CodeYes
Reach Compliance CodeCompliant
YTEOL15895.75
AdjustabilityFIXEDFIXED
Dropout Voltage1-Max1.5 V0.6 V
Dropout Voltage1-Nom1.3 V0.37 V
Input Voltage Absolute-Max25 V60 V
Input Voltage-Max29 V26 V
Input Voltage-Min6.5 V13 V
Line Regulation-Max0.01%0.06%
Load Regulation-Max0.035%0.12%
Number of Outputs11
Operating Temperature TJ-Max125 °C125 °C
Operating Temperature TJ-Min-40 °C-40 °C
Output Current1-Max5.5 A3 A
Output Voltage1-Max5.1 V12.24 V
Output Voltage1-Min4.9 V11.76 V
Output Voltage1-Nom5 V12 V
Packing MethodTUBETRTR
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot Qualified
Regulator TypeFIXED POSITIVE SINGLE OUTPUT LDO REGULATORFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
TechnologyBIPOLARBIPOLARCMOSBIPOLAR
Voltage Tolerance-Max2%2%
## LM1084IT-5.0/NOPB Alternates Showing resultsImage
Screening LevelTS 16949
## MIC29300-12WU-TR Alternates Showing resultsImage
Has ADCYES
Bit Size32
Boundary ScanYES
CPU FamilyCORTEX-M0
Clock Frequency-Max32 MHz
DAC ChannelsNO
DMA ChannelsYES
Number of I/O Lines39
On Chip Program ROM Width8
PWM ChannelsYES
RAM (bytes)8192
ROM (words)65536
ROM ProgrammabilityFLASH
Speed48 MHz
Supply Current-Max23.2 mA3 mA
Supply Voltage-Max3.6 V
Supply Voltage-Min3.3 V
Supply Voltage-Nom3.3 V
Time@Peak Reflow Temperature-Max (s)3030
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISC
## STM32F030C8T6TR Alternates Showing resultsImage
Amplifier TypeOPERATIONAL AMPLIFIER
ArchitectureVOLTAGE-FEEDBACK
Average Bias Current-Max (IIB)0.2 µA
Bias Current-Max (IIB) @25C0.1 µA
Common-mode Reject Ratio-Min70 dB
Common-mode Reject Ratio-Nom80 dB
Frequency CompensationYES
Input Offset Voltage-Max5000 µV
Low-BiasNO
Low-OffsetNO
MicropowerYES
PowerNO
Programmable PowerNO
Slew Rate-Nom0.4 V/us
Supply Voltage Limit-Max32 V
Unity Gain BW-Nom1300
Voltage Gain-Min25000
WidebandNO
## LM324WDT Alternates Showing resultsImage

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

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Get one quote covering all 6 alternatives for STEF12EPUR — response within 24 hours.

Quick Links

Why Look for Alternatives?

Finding alternatives for STEF12EPUR 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 STEF12EPUR 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 STEF12EPUR?

Known equivalents for STEF12EPUR include 3549-2, LM1084IT-5.0/NOPB, MIC29300-12WU-TR. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of STEF12EPUR?

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 STEF12EPUR 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.