LTC3891EFE#PBFAlternatives & Equivalent Parts

About LTC3891EFE#PBF

LTC3891EFE#PBF is a Integrated Circuit component manufactured by Linear Technology. 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

ParameterLTC3891EFE#PBFSourceTPS2511DGNRSN74LVC1G86DCKTTPS2511DGNSTM6600DA55DM6F
ManufacturerLinear TechnologyTexas InstrumentsTexas InstrumentsTexas InstrumentsSTMicroelectronics
Package TypeSmall Outline PackagesSmall Outline PackagesSOT23 (5-Pin)Small Outline PackagesSmall Outline No-lead
Pin Count2095912
Temperature Range~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C
Price$5.0300$0.2098$0.0297$0.1972$1.4900
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Pbfree CodeNoYesYesYes
Manufacturer Package Code05-08-1663 (CB)
YTEOL101515159
Additional FeatureALSO OPERATES IN ADJUSTABLE MODE FROM 0.80V TO 24V
Analog IC - Other TypeSWITCHING CONTROLLERUSB PD CONTROLLERUSB PD CONTROLLERVOLTAGE SUPERVISOR/RESET IC
Control ModeCURRENT-MODE
Control TechniquePULSE WIDTH MODULATION
Input Voltage-Max60 V5.5 V5.5 V
Input Voltage-Min4 V4.5 V4.5 V
Input Voltage-Nom12 V
JESD-30 CodeR-PDSO-G20S-PDSO-G8R-PDSO-G5S-PDSO-G8R-PDSO-N12
JESD-609 Codee3e4e4e4e4
Number of Functions11111
Output Voltage-Max24 V
Output Voltage-Min0.8 V
Output Voltage-Nom5.1 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeTSSOP20,.25TSOP8,.19,25TSSOP5/6,.08TSSOP8,.19SOLCC12,.08,20
Package ShapeRECTANGULARSQUARERECTANGULARSQUARERECTANGULAR
Package StyleSMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCHSMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCHSMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCHSMALL OUTLINE, VERY THIN PROFILE
Peak Reflow Temperature (Cel)260260260260260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot Qualified
Surface MountYESYESYESYESYES
Switcher ConfigurationPUSH-PULL
Switching Frequency-Max900 kHz
TechnologyCMOSCMOS
Temperature GradeOTHERINDUSTRIALAUTOMOTIVEINDUSTRIALINDUSTRIAL
Terminal FinishMatte Tin (Sn)Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WINGNO LEAD
Terminal Pitch0.65 mm0.65 mm0.65 mm0.65 mm0.5 mm
Terminal PositionDUALDUALDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)3030303030
Adjustable ThresholdYESYESNO
Number of Channels111
Supply Current-Max (Isup)0.23 mA0.23 mA0.008 mA
Supply Voltage-Max (Vsup)5.5 V5.5 V5.5 V5.5 V
Supply Voltage-Min (Vsup)4.5 V1.65 V4.5 V1.6 V
Supply Voltage-Nom (Vsup)5 V3.3 V5 V2 V
## TPS2511DGNR Alternates Showing resultsImage
FamilyLVC/LCX/Z
Load Capacitance (CL)50 pF
Logic IC TypeXOR GATE
Max I(ol)0.032 A
Number of Inputs2
Packing MethodTR
Power Supply Current-Max (ICC)0.015 mA
Prop. Delay@Nom-Sup5 ns
Propagation Delay (tpd)9.9 ns
Schmitt TriggerNO
## SN74LVC1G86DCKT Alternates Showing resultsImage
## TPS2511DGN Alternates Showing resultsImage
Factory Lead Time24 Weeks
Threshold Voltage-Nom+2.5V

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 LTC3891EFE#PBF — response within 24 hours.

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Why Look for Alternatives?

Finding alternatives for LTC3891EFE#PBF 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 LTC3891EFE#PBF 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 LTC3891EFE#PBF?

Known equivalents for LTC3891EFE#PBF include TPS2511DGNR, SN74LVC1G86DCKT, TPS2511DGN. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LTC3891EFE#PBF?

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 LTC3891EFE#PBF 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.