# ULN2003AIDR (Component)
## Description
Bipolar (BJT) Transistor Array Surface Mount 16-SOIC
Darlington Transistor Array IC – High-voltage, high-current driver array containing seven NPN Darlington pairs with open-collector outputs. The ULN2003AIDR supports output voltage up to 50 V and collector current up to 500 mA per channel, with input-compatible logic levels and a 16-pin SOIC package.
#DarlingtonArray #TransistorDriver #HighVoltageDriver #HighCurrentDriver #ULN2003A #TexasInstruments
## Component Details
- **Owner:** silicon-yard
- **Created:** 7/22/2026
- **Last Updated:** 7/22/2026
- **Visibility:** Public
- **Symbol Style:** parametric-v1
- **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/20982ddf8e9d6f0af154324b2cd43155f3eb45045b1795dc5153d17d9eccc2eb.pdf
- **Package or Case Code:** 16-SOIC
- **Manufacturer Name:** Texas Instruments
- **Part Type:** Transistors
- **Manufacturer Part Number:** ULN2003AIDR
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Used in:** 3 projects
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/uln2003aidr/texas-instruments?utm_currency=USD®ion=asia) | $0.8734 | 2K |
| [Digi-Key](https://www.digikey.com/en/products/detail/texas-instruments/ULN2003AIDR/570330) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C94832.html) | N/A | N/A |
| [Mouser](https://www.mouser.com/en/ProductDetail/Texas-Instruments/ULN2003AIDR?qs=pbofycSusePLfAeFJ8tqkg%3D%3D) | $1.37 | 12K |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=ULN2003AIDR) | $1.292 | 2.5K |
| [Verical](https://www.verical.com/pd/texas-instruments-bjt---darlington-ULN2003AIDR-47948?utm_currency=USD) | N/A | N/A |
- **Part Type:** Transistors
- **Sub-Type:** NPN
- **Manufacturer:** Texas Instruments
- **MPN:** ULN2003AIDR
- **Mount Type:** Surface Mount
- **Package / Case Code:** 16-SOIC
- **Pin Count:** 16
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | 1B | |
| 2 | 2B | |
| 3 | 3B | |
| 4 | 4B | |
| 5 | 5B | |
| 6 | 6B | |
| 7 | 7B | |
| 8 | E | |
| 9 | COM | |
| 10 | 7C | |
| 11 | 6C | |
| 12 | 5C | |
| 13 | 4C | |
| 14 | 3C | |
| 15 | 2C | |
| 16 | 1C | |
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*Generated from [https://www.flux.ai/silicon-yard/uln2003aidr](https://www.flux.ai/silicon-yard/uln2003aidr)*