ULN2803ADWRAlternatives & Equivalent Parts
About ULN2803ADWR
ULN2803ADWR is a Transistor 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
| Parameter | ULN2803ADWRSource | ULN2803ADW | ULN2803ADWRG4 | CD74HC4514M | STTH310 | ULN2803CDWR |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | STMicroelectronics | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Diodes, Axial Diameter Horizontal Mounting | Small Outline Packages |
| Pin Count | 18 | 18 | 18 | 24 | 2 | 20 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -55.0°C ~ 125.0°C | ~ 175.0°C | -40.0°C ~ 125.0°C |
| Price | $2.5000 | $0.6400 | $0.4625 | — | — | — |
| Electrical Parameters | ||||||
| YTEOL | 0 | 0 | 0 | 0 | 1 | 15 |
| Built-in Protections | TRANSIENT | TRANSIENT | TRANSIENT | — | — | TRANSIENT |
| Driver Number of Bits | 8 | 8 | 8 | — | — | 8 |
| Interface IC Type | BUFFER OR INVERTER BASED PERIPHERAL DRIVER | BUFFER OR INVERTER BASED PERIPHERAL DRIVER | BUFFER OR INVERTER BASED PERIPHERAL DRIVER | — | — | BUFFER OR INVERTER BASED PERIPHERAL DRIVER |
| JESD-30 Code | R-PDSO-G18 | R-PDSO-G18 | R-PDSO-G18 | R-PDSO-G24 | O-PALF-W2 | R-PDSO-G20 |
| Number of Functions | 1 | 1 | 1 | 1 | — | 8 |
| Output Characteristics | OPEN-COLLECTOR | OPEN-COLLECTOR | OPEN-COLLECTOR | — | — | OPEN-COLLECTOR |
| Output Current Flow Direction | SINK | SINK | SINK | — | — | SINK |
| Output Current-Max | 0.5 A | — | — | — | 3 A | 0.5 A |
| Output Peak Current Limit-Nom | 0.5 A | — | — | — | — | 0.5 A |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP18,.4 | SOP18,.4 | SOP18,.4 | SOP24,.4 | — | SOP20,.4 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | ROUND | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | LONG FORM | SMALL OUTLINE |
| Supply Current-Max | 1.35 mA | 1.35 mA | 1.35 mA | — | — | 1.35 mA |
| Supply Voltage-Nom | 3.3 V | 3.3 V | 3.3 V | — | — | 3.3 V |
| Surface Mount | YES | YES | YES | YES | NO | YES |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | WIRE | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | — | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | AXIAL | DUAL |
| ## ULN2803ADWR Alternates Showing results | Image | — | — | — | — | — |
| Pbfree Code | — | Yes | Yes | — | — | Yes |
| ## ULN2803ADW Alternates Showing results | — | Image | — | — | — | — |
| ## ULN2803ADWRG4 Alternates Showing results | — | — | Image | — | — | — |
| Additional Feature | — | — | — | ADDRESS LATCHES | HIGH RELIABILITY, FREE WHEELING DIODE, SNUBBER DIODE | — |
| Family | — | — | — | HC/UH | — | — |
| Input Conditioning | — | — | — | LATCHED | — | — |
| JESD-609 Code | — | — | — | e4 | e3 | e4 |
| Load Capacitance (CL) | — | — | — | 50 pF | — | — |
| Logic IC Type | — | — | — | 4-LINE TO 16-LINE DECODER | — | — |
| Max I(ol) | — | — | — | 0.0052 A | — | — |
| Number of Bits | — | — | — | 16 | — | — |
| Output Polarity | — | — | — | TRUE | — | INVERTED |
| Packing Method | — | — | — | TUBE | — | — |
| Peak Reflow Temperature (Cel) | — | — | — | 260 | — | 260 |
| Power Supply Current-Max (ICC) | — | — | — | 0.16 mA | — | — |
| Prop. Delay@Nom-Sup | — | — | — | 23 ns | — | — |
| Propagation Delay (tpd) | — | — | — | 415 ns | — | — |
| Qualification Status | — | — | — | Not Qualified | Not Qualified | — |
| Supply Voltage-Max (Vsup) | — | — | — | 6 V | — | — |
| Supply Voltage-Min (Vsup) | — | — | — | 2 V | — | — |
| Supply Voltage-Nom (Vsup) | — | — | — | 4.5 V | — | — |
| Technology | — | — | — | CMOS | — | BIPOLAR |
| Temperature Grade | — | — | — | MILITARY | — | — |
| Terminal Finish | — | — | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) - annealed | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | 30 | — | 30 |
| ## CD74HC4514M Alternates Showing results | — | — | — | Image | — | — |
| Factory Lead Time | — | — | — | — | 15 Weeks | — |
| Application | — | — | — | — | EFFICIENCY | — |
| Case Connection | — | — | — | — | ISOLATED | — |
| Configuration | — | — | — | — | SINGLE | — |
| Diode Element Material | — | — | — | — | SILICON | — |
| Diode Type | — | — | — | — | RECTIFIER DIODE | — |
| Forward Voltage-Max (VF) | — | — | — | — | 1.7 V | — |
| JEDEC-95 Code | — | — | — | — | DO-201AD | — |
| Non-rep Pk Forward Current-Max | — | — | — | — | 55 A | — |
| Number of Elements | — | — | — | — | 1 | — |
| Number of Phases | — | — | — | — | 1 | — |
| Rep Pk Reverse Voltage-Max | — | — | — | — | 1000 V | — |
| Reverse Current-Max | — | — | — | — | 10 µA | — |
| Reverse Recovery Time-Max | — | — | — | — | 0.075 µs | — |
| Reverse Test Voltage | — | — | — | — | 1000 V | — |
| Input Characteristics | — | — | — | — | — | STANDARD |
| Supply Voltage-Max | — | — | — | — | — | 15 V |
| Supply Voltage-Min | — | — | — | — | — | 6 V |
| Turn-off Time | — | — | — | — | — | 1 µs |
| Turn-on Time | — | — | — | — | — | 1 µs |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for ULN2803ADWR 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 ULN2803ADWR 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?
Our sourcing team can help find compatible alternatives for ULN2803ADWR. Get expert recommendations within 24 hours.
Request Alternatives for ULN2803ADWRFAQ
What is equivalent to ULN2803ADWR?
Known equivalents for ULN2803ADWR include ULN2803ADW, ULN2803ADWRG4, CD74HC4514M. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ULN2803ADWR?
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 ULN2803ADWR 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.