REF02BUAlternatives & Equivalent Parts

About REF02BU

REF02BU 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.

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Specification Comparison

ParameterREF02BUSourceDAC8571IDGKCC0603JRNPO9BN22040.31.7.012.0000REF02BUG4
ManufacturerTexas InstrumentsTexas InstrumentsYAGEO (PHYCOMP)FINDERTexas Instruments
Package TypeSmall Outline PackagesSmall Outline PackagesOtherOtherSmall Outline Packages
Pin Count88258
Temperature Range-40.0°C ~ 85.0°C-40.0°C ~ 105.0°C-55.0°C ~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C
Price$2.8933$3.2332$0.0025$3.6900$5.5283
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVEOBSOLETE
Electrical Parameters
Pbfree CodeYesYesYes
YTEOL151577.750
Additional FeatureOUTPUT CAN BE EXTERNALLY ADJUSTED OVER A +/-6 PERCENT RANGEOUTPUT CAN BE EXTERNALLY ADJUSTED OVER A +/-6 PERCENT RANGE
Analog IC - Other TypeTHREE TERMINAL VOLTAGE REFERENCETHREE TERMINAL VOLTAGE REFERENCE
Input Voltage-Max40 V40 V
Input Voltage-Min8 V8 V
JESD-30 CodeR-PDSO-G8S-PDSO-G8R-PDSO-G8
JESD-609 Codee4e4e4
Number of Functions111
Number of Outputs11
Output Voltage-Max5.01 V5.01 V
Output Voltage-Min4.99 V4.99 V
Output Voltage-Nom5 V5 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP8,.25TSSOP8,.19SOP8,.25
Package ShapeRECTANGULARSQUARERECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMTSMALL OUTLINE
Peak Reflow Temperature (Cel)260260260
Qualification StatusNot QualifiedNot QualifiedNot Qualified
Supply Voltage-Max (Vsup)40 V40 V
Supply Voltage-Min (Vsup)8 V8 V
Supply Voltage-Nom (Vsup)15 V15 V
Surface MountYESYESYESNOYES
TechnologyBIPOLARBIPOLAR
Temp Coef of Voltage-Max10 ppm/°C10 ppm/°C
Temperature GradeINDUSTRIALINDUSTRIALINDUSTRIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)NICKEL PALLADIUM GOLD
Terminal FormGULL WINGGULL WINGGULL WING
Terminal Pitch1.27 mm0.65 mm1.27 mm
Terminal PositionDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)303030
Trim/Adjustable OutputYESYES
Voltage Tolerance-Max0.13%0.13%
## REF02BU Alternates Showing resultsImage
Analog Output Voltage-Max5.5 V
Converter TypeD/A CONVERTER
Input Bit CodeBINARY
Input FormatSERIAL
Linearity Error-Max (EL)0.098%
Number of Bits16
Sample Rate0.043 MHz
Settling Time-Max15 µs
Settling Time-Nom (tstl)10 µs
Supply Current-Max0.4 mA
Supply Voltage-Nom3 V
## DAC8571IDGK Alternates Showing resultsImage
Reach Compliance CodeCompliant
Capacitance0.000022 µF
Capacitor TypeCERAMIC CAPACITOR
Dielectric MaterialCERAMIC
Height0.8 mm
Mounting FeatureSURFACE MOUNTSOCKET MOUNT
MultilayerYes
Negative Tolerance5%
Packing MethodTR, PAPER, 7 INCH
Positive Tolerance5%
Rated (DC) Voltage (URdc)50 V
Size Code0603
Temperature Characteristics CodeC0G
Temperature Coefficient30ppm/Cel ppm/°C
Terminal ShapeWRAPAROUND
Body Breadth12.4 mm
Body Height25 mm
Body Length or Diameter29 mm
Coil Current(DC)-Max0.042 A
Coil Operate Voltage(DC)4.8 V
Coil Power500 mW
Coil Release Voltage(DC)1.2 V
Coil Resistance288 Ω
Coil Voltage(DC)-Max12 V
Coil/Input Supply TypeDC
Contact (AC) Max Rating R Load10A@250VAC
Contact Current(AC)-Max10 A
Contact Voltage(AC)-Max250 V
Contact/Output Supply TypeAC
Electrical Life200000 Cycle(s)
Operate Time10 ms
Physical Dimension29mm x 12.4mm x 25mm
Reference StandardCCC; CSA; CUL; EAC; IMQ; RINA; UL; VDE
Relay ActionMOMENTARY
Relay FunctionSPDT
Relay TypePOWER/SIGNAL RELAY
Release Time3 ms
SealingRT2
Termination TypeSNAP ON

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 REF02BU — response within 24 hours.

Quick Links

REF02BUG4by Texas Instruments

Three Terminal Voltage Reference, 1 Output, 5V, Trim/Adjustable, BIPolar, PDSO8

Why Look for Alternatives?

Finding alternatives for REF02BU 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 REF02BU 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?

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FAQ

What is equivalent to REF02BU?

Known equivalents for REF02BU include DAC8571IDGK, CC0603JRNPO9BN220, 40.31.7.012.0000. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of REF02BU?

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 REF02BU 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.