ULN2003BNAlternatives & Equivalent Parts

About ULN2003BN

ULN2003BN is a Integrated Circuit component manufactured by Texas Instruments. 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.

Specification Comparison

ParameterULN2003BNSourceULN2003BPWRULN2003AIDULN2003AIDRULN2003AINSRULN2003AIPWULN2003AIDG4ULN2003AIPWR
ManufacturerTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas Instruments
Package TypeDual-In-Line PackagesSmall Outline PackagesSmall Outline PackagesSmall Outline PackagesSmall Outline PackagesSmall Outline PackagesSmall Outline Packages
Pin Count16161616161616
Temperature Range-40.0°C ~ 105.0°C-40.0°C ~ 105.0°C-40.0°C ~ 105.0°C-40.0°C ~ 105.0°C-40.0°C ~ 105.0°C-40.0°C ~ 105.0°C-40.0°C ~ 105.0°C
Price$0.1713$0.1788$0.0918$0.2438$0.3840$0.1377$0.1377
Electrical Parameters
YTEOL000150015
Built-in ProtectionsTRANSIENTTRANSIENTTRANSIENTTRANSIENTTRANSIENTTRANSIENTTRANSIENT
Driver Number of Bits7777777
Input CharacteristicsSTANDARDSTANDARDSTANDARDSTANDARD
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 DRIVERBUFFER OR INVERTER BASED PERIPHERAL DRIVERBUFFER OR INVERTER BASED PERIPHERAL DRIVER
JESD-30 CodeR-PDIP-T16R-PDSO-G16R-PDSO-G16R-PDSO-G16R-PDSO-G16R-PDSO-G16R-PDSO-G16
Number of Functions1111111
Output CharacteristicsOPEN-COLLECTOROPEN-COLLECTOROPEN-COLLECTOROPEN-COLLECTOROPEN-COLLECTOROPEN-COLLECTOROPEN-COLLECTOR
Output Current Flow DirectionSINKSINKSINKSINKSINKSINKSINK
Output Current-Max0.5 A0.5 A0.5 A0.5 A0.5 A0.5 A0.5 A
Output Peak Current Limit-Nom0.5 A0.5 A0.5 A0.5 A0.5 A0.5 A0.5 A
Output PolarityINVERTEDINVERTEDINVERTEDINVERTED
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeDIP16,.3TSSOP16,.25SOP16,.25TSSOP16,.25SOP16,.25TSSOP16,.25
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleIN-LINESMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMALL OUTLINESMALL OUTLINESMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMALL OUTLINESMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Supply Current-Max1.35 mA1.35 mA1.35 mA
Supply Voltage-Max50 V50 V
Surface MountNOYESYESYESYESYESYES
TechnologyBIPOLARBIPOLARBIPOLARBIPOLARBIPOLARBIPOLAR
Terminal FinishMATTE TINMATTE TINNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormTHROUGH-HOLEGULL WINGGULL WINGGULL WINGGULL WINGGULL WINGGULL WING
Terminal Pitch2.54 mm0.65 mm1.27 mm1.27 mm0.65 mm1.27 mm0.65 mm
Terminal PositionDUALDUALDUALDUALDUALDUALDUAL
Turn-off Time10 µs10 µs10 µs10 µs10 µs10 µs10 µs
Turn-on Time10 µs10 µs10 µs10 µs10 µs10 µs10 µs
Peak Reflow Temperature (Cel)260260260260260
Time@Peak Reflow Temperature-Max (s)3030303030
Date Of Intro1991-01-011991-01-011991-01-011991-01-011991-01-01
JESD-609 Codee4e4e4e4
## ULN2003AID Alternates Showing resultsImage
Pbfree CodeYesYesYes

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

Quick Links

ULN2003BPWRby Texas Instruments

Buffer/Inverter Based Peripheral Driver, 7 Driver, 0.5A, BIPolar, PDSO16

ULN2003AIDby Texas Instruments

Buffer/Inverter Based Peripheral Driver, 7 Driver, 0.5A, BIPolar, PDSO16

ULN2003AIDRby Texas Instruments

Buffer/Inverter Based Peripheral Driver, 7 Driver, 0.5A, BIPolar, PDSO16

ULN2003AINSRby Texas Instruments

Buffer/Inverter Based Peripheral Driver, 7 Driver, 0.5A, BIPolar, PDSO16

ULN2003AIPWby Texas Instruments

Buffer/Inverter Based Peripheral Driver, 7 Driver, 0.5A, BIPolar, PDSO16

ULN2003AIDG4by Texas Instruments

Buffer/Inverter Based Peripheral Driver, 7 Driver, 0.5A, PDSO16

ULN2003AIPWRby Texas Instruments

Buffer/Inverter Based Peripheral Driver, 7 Driver, 0.5A, BIPolar, PDSO16

Why Look for Alternatives?

Finding alternatives for ULN2003BN 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 ULN2003BN 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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Request Alternatives for ULN2003BN

FAQ

What is equivalent to ULN2003BN?

Known equivalents for ULN2003BN include ULN2003BPWR, ULN2003AID, ULN2003AIDR. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of ULN2003BN?

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 ULN2003BN 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.