FST3253MXAlternatives & Equivalent Parts

FST3253MX is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About FST3253MX

FST3253MX is a Integrated Circuit component manufactured by ON Semiconductor. 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

ParameterFST3253MXSourceTLC277CDAP7313-18SRG-7UWT1V101MCL1GS
ManufacturerON SemiconductorTexas InstrumentsDiodes Inc.Nichicon
Package TypeSmall Outline PackagesSmall Outline PackagesSOT23 (3-Pin)Capacitor Al Electrolytic
Pin Count16832
Temperature Range-40.0°C ~ 85.0°C~ 70.0°C-55.0°C ~ 105.0°C
Price$0.2562$1.4070$0.0941$0.0744
StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEOBSOLETEACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesYes
Manufacturer Package Code751BG
YTEOL0067
Control TypeENABLE LOW
Count DirectionBIDIRECTIONAL
FamilyCBT/FST/QS/5C/B
JESD-30 CodeR-PDSO-G16R-PDSO-G8R-PDSO-G3
JESD-609 Codee3e4e3e6
Load Capacitance (CL)50 pF
Logic IC TypeBUS EXCHANGER
Number of Bits4
Number of Functions221
Number of Ports5
Output Characteristics3-STATE
Output PolarityTRUE
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP16,.25SOP8,.25TO-236
Package ShapeRECTANGULARRECTANGULARRECTANGULARCYLINDRICAL PACKAGE
Package StyleSMALL OUTLINESMALL OUTLINESMALL OUTLINE, LOW PROFILE, SHRINK PITCHSMT
Packing MethodTRTUBETR, 15 INCH
Peak Reflow Temperature (Cel)260260260
Power Supply Current-Max (ICC)100 mA
Prop. Delay@Nom-Sup0.25 ns
Propagation Delay (tpd)0.25 ns
Qualification StatusNot QualifiedNot QualifiedNot Qualified
Supply Voltage-Max (Vsup)5.5 V
Supply Voltage-Min (Vsup)4 V
Supply Voltage-Nom (Vsup)4.5 V5 V
Surface MountYESYESYESYES
TechnologyCMOSCMOS
Temperature GradeINDUSTRIALCOMMERCIAL
Terminal FinishTINNickel/Palladium/Gold (Ni/Pd/Au)MATTE TINMatte Tin (Sn)
Terminal FormGULL WINGGULL WINGGULL WING
Terminal Pitch1.27 mm1.27 mm0.96 mm
Terminal PositionDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)30NOT SPECIFIED30
Amplifier TypeOPERATIONAL AMPLIFIER
ArchitectureVOLTAGE-FEEDBACK
Average Bias Current-Max (IIB)0.00006 µA
Bias Current-Max (IIB) @25C0.00006 µA
Common-mode Reject Ratio-Min65 dB
Common-mode Reject Ratio-Nom80 dB
Frequency CompensationYES
Input Offset Current-Max (IIO)0.00006 µA
Input Offset Voltage-Max500 µV
Low-BiasYES
Low-OffsetNO
MicropowerNO
PowerNO
Programmable PowerNO
Slew Rate-Min2.5 V/us
Slew Rate-Nom3.6 V/us
SubcategoryOperational Amplifier
Supply Current-Max3.2 mA
Supply Voltage Limit-Max18 V
Unity Gain BW-Nom1700
Voltage Gain-Min10000
WidebandNO
## TLC277CD Alternates Showing resultsImage
Factory Lead Time12 Weeks
Dropout Voltage1-Nom0.2 V
Input Voltage-Max6 V
Input Voltage-Min2 V
Load Regulation-Max0.0108%
Operating Temperature TJ-Max125 °C
Operating Temperature TJ-Min-40 °C
Output Current1-Max0.15 A
Output Voltage1-Max1.836 V
Output Voltage1-Min1.764 V
Output Voltage1-Nom1.8 V
Regulator TypeFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Voltage Tolerance-Max2%
Reach Compliance CodeNot Compliant
Capacitance100 µF
Capacitor TypeALUMINUM ELECTROLYTIC CAPACITOR
Diameter6.3 mm
Dielectric MaterialALUMINUM (WET)
Height7.7 mm
Leakage Current0.035 mA
Mounting FeatureSURFACE MOUNT
Negative Tolerance20%
PolarityPOLARIZED
Positive Tolerance20%
Rated (DC) Voltage (URdc)35 V
Reference StandardAEC-Q200
Ripple Current84 mA
Size Code2626
Tan Delta0.14
Terminal ShapeFLAT

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 3 alternatives for FST3253MX — response within 24 hours.

Quick Links

Why Look for Alternatives?

Finding alternatives for FST3253MX 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 FST3253MX 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 FST3253MX?

Known equivalents for FST3253MX include TLC277CD, AP7313-18SRG-7, UWT1V101MCL1GS. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of FST3253MX?

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 FST3253MX 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.