# ULN2003A (Component)
## Description
Power Switch/Driver 1:1 NPN 500mA 16-DIP #CommonPartsLibrary #IntegradedCircuits #PowerManagement #PowerDistributionSwitches #LoadDrivers #ULN2003
## Component Details
- **Owner:** jecstronic
- **Created:** 3/10/2022
- **Last Updated:** 7/29/2023
- **Visibility:** Public
- **Datasheet URL:** https://www.st.com/content/ccc/resource/technical/document/datasheet/f3/6e/c8/64/4d/b3/4e/38/CD00001244.pdf/files/CD00001244.pdf/jcr:content/translations/en.CD00001244.pdf
- **Part Type:** Transistor Array
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Manufacturer Name:** STMicroelectronics
- **Manufacturer Part Number:** ULN2003A
- **Used in:** 355 projects
- **Stars:** 1
## 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/uln2003a/stmicroelectronics.html?utm_currency=USD®ion=nac) | $0.1618 | 106K |
| [Digi-Key](https://www.digikey.com/en/products/detail/umw/ULN2003A/16705914) | $0.43 | 6.8K |
| [LCSC](https://www.lcsc.com/product-detail/C5279080.html) | $0.1725 | 0 |
| [Mouser](https://www.mouser.com/ProductDetail/STMicroelectronics/ULN2003A?qs=FOlmdCx%252BAA1P2avu3tWCRw%3D%3D) | $0.42 | 29K |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=ULN2003A) | N/A | N/A |
| [Verical](https://www.verical.com/pd/stmicroelectronics-bjt---darlington-ULN2003A-94437?utm_currency=USD) | N/A | N/A |
- **Part Type:** Transistors
- **Sub-Type:** NPN
- **Manufacturer:** STMicroelectronics
- **MPN:** ULN2003A
- **Package / Case Code:** 16-DIP
- **Pin Count:** 16
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | I1 | |
| 2 | I2 | |
| 3 | I3 | |
| 4 | I4 | |
| 5 | I5 | |
| 6 | I6 | |
| 7 | I7 | |
| 8 | GND | |
| 9 | COM | |
| 10 | O7 | |
| 11 | O6 | |
| 12 | O5 | |
| 13 | O4 | |
| 14 | O3 | |
| 15 | O2 | |
| 16 | O1 | |
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*Generated from [https://www.flux.ai/jecstronic/uln2003a~v8w](https://www.flux.ai/jecstronic/uln2003a~v8w)*