ULN2802AAlternatives & Equivalent Parts

About ULN2802A

ULN2802A is a Transistor Arrays component manufactured by STMicroelectronics. It comes in a DIP-18 package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterULN2802ASourceULN2804AULN2801AULQ2804AULN2004ANSN74HC164DNRS6028T2R2NMGJV
ManufacturerSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsTexas InstrumentsTexas InstrumentsTAIYO YUDEN
Package TypeDIP-18Dual-In-Line PackagesDual-In-Line PackagesDual-In-Line PackagesDual-In-Line PackagesSmall Outline PackagesOther
Pin Count1818181816146
Temperature Range-20.0°C ~ 85.0°C-20.0°C ~ 85.0°C-20.0°C ~ 85.0°C-40.0°C ~ 85.0°C-20.0°C ~ 70.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C
Price$1.5062$0.8750$1.5263$1.6840$0.2077$0.0900$0.1287
StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVEACTIVEOBSOLETEACTIVE
Electrical Parameters
Factory Lead Time10 Weeks10 Weeks10 Weeks7 Weeks
YTEOL5.55.55.561507
Built-in ProtectionsTRANSIENTTRANSIENTTRANSIENTTRANSIENTTRANSIENT
Driver Number of Bits88887
Interface IC TypeBUFFER OR INVERTER BASED PERIPHERAL DRIVERBUFFER OR INVERTER BASED PERIPHERAL DRIVERBUFFER OR INVERTER BASED PERIPHERAL DRIVERBUFFER OR INVERTER BASED PERIPHERAL DRIVERBUFFER OR INVERTER BASED PERIPHERAL DRIVER
JESD-30 CodeR-PDIP-T18R-PDIP-T18R-PDIP-T18R-PDIP-T18R-PDIP-T16R-PDSO-G14
Number of Functions1111111
Output CharacteristicsOPEN-COLLECTOROPEN-COLLECTOROPEN-COLLECTOROPEN-COLLECTOROPEN-COLLECTOR
Output Current Flow DirectionSINKSINKSINKSINKSINK
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeDIP18,.3DIP18,.3DIP18,.3DIP18,.3DIP16,.3SOP14,.25
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleIN-LINEIN-LINEIN-LINEIN-LINEIN-LINESMALL OUTLINESMT
Surface MountNONONONONOYESYES
Terminal FormTHROUGH-HOLETHROUGH-HOLETHROUGH-HOLETHROUGH-HOLETHROUGH-HOLEGULL WING
Terminal Pitch2.54 mm2.54 mm2.54 mm2.54 mm2.54 mm1.27 mm
Terminal PositionDUALDUALDUALDUALDUALDUAL
Turn-off Time1 µs1 µs1 µs1 µs1 µs
Turn-on Time1 µs1 µs1 µs1 µs1 µs
## ULN2802A Alternates Showing resultsImage
## ULN2801A Alternates Showing resultsImage
Pbfree CodeYes
Date Of Intro1991-01-01
JESD-609 Codee4e4
Output Current-Max0.5 A
Output Peak Current Limit-Nom0.5 A
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)
Additional FeatureAND-GATED SERIAL INPUTS (A AND B)
Count DirectionRIGHT
FamilyHC/UH
Load Capacitance (CL)50 pF
Logic IC TypeSERIAL IN PARALLEL OUT
Max Frequency@Nom-Sup25000000 Hz
Max I(ol)0.0052 A
Number of Bits8
Output PolarityTRUE
Packing MethodTUBETR, EMBOSSED, 7 INCH
Peak Reflow Temperature (Cel)260
Power Supply Current-Max (ICC)0.08 mA
Prop. Delay@Nom-Sup38 ns
Propagation Delay (tpd)220 ns
Qualification StatusNot Qualified
Schmitt TriggerNO
Supply Voltage-Max (Vsup)6 V
Supply Voltage-Min (Vsup)2 V
Supply Voltage-Nom (Vsup)5 V
TechnologyCMOS
Temperature GradeAUTOMOTIVE
Time@Peak Reflow Temperature-Max (s)30
Trigger TypePOSITIVE EDGE
fmax-Min24 MHz
## SN74HC164D Alternates Showing resultsImage
Case/Size Code2424
ConstructionRectangular
Core MaterialFERRITE
DC Resistance0.026 Ω
Inductance-Nom (L)2.2 µH
Inductor ApplicationPOWER INDUCTOR
Inductor TypeGENERAL PURPOSE INDUCTOR
Package Height2.8 mm
Package Length6 mm
Package Width6 mm
Rated Current-Max3.7 A
Reference StandardAEC-Q200
Self Resonance Frequency68 MHz
Shape/Size DescriptionRECTANGULAR PACKAGE
ShieldedNO
Special FeatureDC RESISTANCE IS MEASURED AT: 30%
Terminal PlacementDUAL ENDED
Terminal ShapeONE SURFACE
Test Frequency0.1 MHz
Tolerance30%

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 6 alternatives for ULN2802A — response within 24 hours.

Quick Links

ULN2804Aby STMicroelectronics

Buffer/Inverter Based Peripheral Driver, 8 Driver, PDIP18

ULN2801Aby STMicroelectronics

Buffer/Inverter Based Peripheral Driver, 8 Driver, PDIP18

ULQ2804Aby Sanken Electric Co Ltd

Buffer/Inverter Based Peripheral Driver, 8 Driver, PDIP18

ULN2004AN

suggested

Why Look for Alternatives?

Finding alternatives for ULN2802A 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 ULN2802A 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 ULN2802A?

Known equivalents for ULN2802A include ULN2804A, ULN2801A, ULQ2804A. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of ULN2802A?

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 ULN2802A 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.