IR21531DPBFAlternatives & Equivalent Parts

IR21531DPBF is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About IR21531DPBF

IR21531DPBF is a Integrated Circuit component manufactured by International Rectifier. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

Need pricing on these alternatives?

Get one quote covering all 4 alternatives for IR21531DPBF — response within 24 hours.

Specification Comparison

ParameterIR21531DPBFSourceSN74LVC1G14DBVRG47077697SN74AC74DE4SN74LVC1G86DCKR
ManufacturerInternational RectifierTexas InstrumentsRS ComponentsTexas InstrumentsTexas Instruments
Package TypeDual-In-Line PackagesSOT23 (5-Pin)Resistors, Axial Diameter Horizontal MountingSmall Outline PackagesSOT23 (5-Pin)
Pin Count852145
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 125.0°C
Price$1.3700$0.0984$0.0150$0.4432$0.0385
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEOBSOLETEACTIVE
Electrical Parameters
YTEOL015015
High Side DriverYES
Input CharacteristicsDIFFERENTIAL
Interface IC TypeHALF BRIDGE BASED MOSFET DRIVER
JESD-30 CodeR-PDIP-T8R-PDSO-G5R-PDSO-G14R-PDSO-G5
Number of Functions1121
Output CharacteristicsSTANDARD
Output PolarityTRUECOMPLEMENTARY
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeDIP8,.3TSOP5/6,.11,37SOP14,.25TSSOP5/6,.08
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleIN-LINESMALL OUTLINE, LOW PROFILE, SHRINK PITCHSMALL OUTLINESMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)NOT SPECIFIED260260260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot Qualified
Supply Current-Max5 mA
Supply Voltage-Max16.8 V
Supply Voltage-Min10 V
Supply Voltage-Nom12 V
Supply Voltage1-Max16.8 V
Supply Voltage1-Min9.3 V
Supply Voltage1-Nom12 V
Surface MountNOYESYESYES
TechnologyCMOSCMOSCMOSCMOS
Temperature GradeAUTOMOTIVEAUTOMOTIVEINDUSTRIALAUTOMOTIVE
Terminal FormTHROUGH-HOLEGULL WINGGULL WINGGULL WING
Terminal Pitch2.54 mm0.95 mm1.27 mm0.65 mm
Terminal PositionDUALDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)NOT SPECIFIED303030
Turn-off Time0.85 µs
Turn-on Time0.85 µs
Pbfree CodeYesYes
FamilyLVC/LCX/ZACLVC/LCX/Z
JESD-609 Codee4e4e3
Load Capacitance (CL)50 pF50 pF50 pF
Logic IC TypeINVERTERD FLIP-FLOPXOR GATE
Max I(ol)0.032 A0.012 A0.032 A
Number of Inputs12
Packing MethodTRTUBETR
Power Supply Current-Max (ICC)0.01 mA0.02 mA0.015 mA
Prop. Delay@Nom-Sup5.5 ns10.5 ns5 ns
Propagation Delay (tpd)11 ns16 ns9.9 ns
Schmitt TriggerYESNO
Supply Voltage-Max (Vsup)5.5 V6 V5.5 V
Supply Voltage-Min (Vsup)1.65 V2 V1.65 V
Supply Voltage-Nom (Vsup)3.3 V5 V3.3 V
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)NICKEL PALLADIUM GOLDTin (Sn)
## SN74LVC1G14DBVRG4 Alternates Showing resultsImage
Max Frequency@Nom-Sup125000000 Hz
Number of Bits1
Trigger TypePOSITIVE EDGE
fmax-Min125 MHz
## SN74AC74DE4 Alternates Showing resultsImage
## SN74LVC1G86DCKR Alternates Showing resultsImage

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 IR21531DPBF — response within 24 hours.

Quick Links

Why Look for Alternatives?

Finding alternatives for IR21531DPBF 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 IR21531DPBF 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 IR21531DPBF?

Known equivalents for IR21531DPBF include SN74LVC1G14DBVRG4, 7077697, SN74AC74DE4. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of IR21531DPBF?

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 IR21531DPBF 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.