REF5045AIDRAlternatives & Equivalent Parts

About REF5045AIDR

REF5045AIDR is a Integrated Circuit component manufactured by Texas Instruments. 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.

Specification Comparison

ParameterREF5045AIDRSourceADS8861IDGSROPA333AIDBVTTHS4281DBVTTHS4541IRGTTREF5045AIDREF5045IDRREF5045AIDRG4REF5045IDREF5045AQDRQ1
ManufacturerTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas Instruments
Package TypeSmall Outline PackagesSmall Outline PackagesSOT23 (5-Pin)SOT23 (5-Pin)Quad Flat No-LeadSmall Outline PackagesSmall Outline PackagesSmall Outline PackagesOther
Pin Count81055168888
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C
Price$1.0824$8.1000$1.7195$2.7140$1.6170$0.7142$4.3200$0.8192$4.8300$2.3500
Electrical Parameters
Pbfree CodeYesYesYesYesYesYesYesYesYes
YTEOL1515151515151501515
Analog IC - Other TypeTHREE TERMINAL VOLTAGE REFERENCETHREE TERMINAL VOLTAGE REFERENCETHREE TERMINAL VOLTAGE REFERENCETHREE TERMINAL VOLTAGE REFERENCETHREE TERMINAL VOLTAGE REFERENCETHREE TERMINAL VOLTAGE REFERENCE
Input Voltage-Max18 V18 V18 V18 V18 V
Input Voltage-Min2.7 V2.7 V2.7 V2.7 V4.7 V
JESD-30 CodeR-PDSO-G8S-PDSO-G10R-PDSO-G5R-PDSO-G5S-PQCC-N16R-PDSO-G8R-PDSO-G8R-PDSO-G8R-PDSO-G8R-PDSO-G8
JESD-609 Codee4e4e4e4e4e4e4e4e4e4
Number of Functions1111111111
Number of Outputs111111
Output Voltage-Max4.5045 V4.5045 V4.5045 V4.5045 V4.5045 V4.5045 V
Output Voltage-Min4.4955 V4.4955 V4.4955 V4.4955 V4.4955 V4.4955 V
Output Voltage-Nom4.5 V4.5 V4.5 V4.5 V4.5 V4.5 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP8,.25TSSOP10,.19,20TSOP5/6,.11,37LCC16,.12SQ,20SOP8,.25SOP8,.25SOP8,.25SOP8,.25SOP8,.25
Package ShapeRECTANGULARSQUARERECTANGULARRECTANGULARSQUARERECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMALL OUTLINE, LOW PROFILE, SHRINK PITCHSMALL OUTLINE, LOW PROFILE, SHRINK PITCHCHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILESMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINE
Peak Reflow Temperature (Cel)260260260260260260260260260260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot Qualified
Supply Voltage-Max (Vsup)18 V18 V18 V18 V18 V18 V
Supply Voltage-Min (Vsup)2.7 V2.7 V2.7 V2.7 V2.7 V2.7 V
Surface MountYESYESYESYESYESYESYESYESYESYES
Temp Coef of Voltage-Max3 ppm/°C3 ppm/°C3 ppm/°C3 ppm/°C3 ppm/°C8 ppm/°C
Temperature GradeAUTOMOTIVEINDUSTRIALAUTOMOTIVEINDUSTRIALAUTOMOTIVEAUTOMOTIVEAUTOMOTIVEAUTOMOTIVEAUTOMOTIVEAUTOMOTIVE
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)NICKEL PALLADIUM GOLDNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WINGNO LEADGULL WINGGULL WINGGULL WINGGULL WINGGULL WING
Terminal Pitch1.27 mm0.5 mm0.95 mm0.95 mm0.5 mm1.27 mm1.27 mm1.27 mm1.27 mm1.27 mm
Terminal PositionDUALDUALDUALDUALQUADDUALDUALDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)30303030303030303030
Trim/Adjustable OutputYESYESYESYESYESYES
Voltage Tolerance-Max0.1%0.1%0.1%0.1%0.1%0.1%
Analog Input Voltage-Max5 V
Analog Input Voltage-Min-2.5 V
Conversion Time-Max0.71 µs
Converter TypeADC, SUCCESSIVE APPROXIMATION
Linearity Error-Max (EL)0.0015%
Number of Analog In Channels1
Number of Bits16
Output Bit CodeBINARY
Output FormatSERIAL
Sample Rate1 MHz
Sample and Hold / Track and HoldSAMPLE
Supply Current-Max2.4 mA0.025 mA0.93 mA10.5 mA
Supply Voltage-Min1.65 V
Supply Voltage-Nom3 V
TechnologyCMOSCMOSBICMOSBICMOS
Amplifier TypeOPERATIONAL AMPLIFIEROPERATIONAL AMPLIFIEROPERATIONAL AMPLIFIER
ArchitectureVOLTAGE-FEEDBACKVOLTAGE-FEEDBACKVOLTAGE-FEEDBACK
Average Bias Current-Max (IIB)0.0002 µA1 µA14.5 µA
Bias Current-Max (IIB) @25C0.0002 µA0.8 µA13 µA
Common-mode Reject Ratio-Min106 dB90 dB85 dB
Common-mode Reject Ratio-Nom130 dB107 dB100 dB
Frequency CompensationYESYESYES
Input Offset Current-Max (IIO)0.0004 µA0.4 µA0.5 µA
Input Offset Voltage-Max10 µV2500 µV450 µV
Low-BiasYESNONO
Low-OffsetYESNOYES
MicropowerYESNONO
Packing MethodTRTRTR
PowerNONONO
Programmable PowerNONOYES
Slew Rate-Nom0.16 V/us35 V/us1500 V/us
Supply Voltage Limit-Max7 V8.25 V5.5 V
Supply Voltage-Nom (Vsup)5 V5 V5 V3 V
Unity Gain BW-Nom35050000850000
Voltage Gain-Min20000017783100000
WidebandNONOYES
## OPA333AIDBVT Alternates Showing resultsImage
Bandwidth (3dB)-Nom3.8 MHz120 MHz
Neg Supply Voltage Limit-Max-8.25 V
Neg Supply Voltage-Nom (Vsup)-5 V
SubcategoryOperational Amplifier
## THS4281DBVT Alternates Showing resultsImage
## THS4541IRGTT Alternates Showing resultsImage
Screening LevelAEC-Q100

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

Quick Links

REF5045AIDby Texas Instruments

Three Terminal Voltage Reference, 1 Output, 4.5V, Trim/Adjustable, PDSO8

REF5045IDRby Texas Instruments

Three Terminal Voltage Reference, 1 Output, 4.5V, Trim/Adjustable, PDSO8

REF5045AIDRG4by Texas Instruments

Three Terminal Voltage Reference, 1 Output, 4.5V, Trim/Adjustable, PDSO8

REF5045IDby Texas Instruments

Three Terminal Voltage Reference, 1 Output, 4.5V, Trim/Adjustable, PDSO8

REF5045AQDRQ1by Texas Instruments

Three Terminal Voltage Reference, 1 Output, 4.5V, Trim/Adjustable, PDSO8

Why Look for Alternatives?

Finding alternatives for REF5045AIDR 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 REF5045AIDR 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 REF5045AIDR?

Known equivalents for REF5045AIDR include ADS8861IDGSR, OPA333AIDBVT, THS4281DBVT. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of REF5045AIDR?

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 REF5045AIDR 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.