# ULN2003TTR (Component)
## Description
Power Switch/Driver 1:1 Darlington 500mA 16-TSSOP #commonpartslibrary
#integratedcircuit
#powerswitch
#powermanagement
## Component Details
- **Owner:** adrian95
- **Created:** 10/10/2023
- **Last Updated:** 8/9/2024
- **Visibility:** Public
- **Manufacturer Part Number:** ULN2003TTR
- **Datasheet URL:** https://www.st.com/resource/en/datasheet/uln2003.pdf
- **Manufacturer Name:** STMicroelectronics
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Part Type:** Integrated Circuit
- **Used in:** 30 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/uln2003ttr/stmicroelectronics.html?utm_currency=USD®ion=europe) | $0.2067 | 159 |
| [Digi-Key](https://www.digikey.com/en/products/detail/stmicroelectronics/ULN2003TTR/13893850) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C3240503.html) | $0.2893 | 0 |
| [Mouser](https://www.mouser.com/ProductDetail/STMicroelectronics/ULN2003TTR?qs=eP2BKZSCXI7N%2FVh6jllWgw%3D%3D) | $0.62 | 3.4K |
| [Verical](https://www.verical.com/pd/stmicroelectronics-bjt---darlington-ULN2003TTR-11998346) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** STMicroelectronics
- **MPN:** ULN2003TTR
- **Package / Case Code:** 16-TSSOP
- **Pin Count:** 16
- **Logic Function:** AND
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | IN_1 | |
| 2 | IN_2 | |
| 3 | IN_3 | |
| 4 | IN_4 | |
| 5 | IN_5 | |
| 6 | IN_6 | |
| 7 | IN_7 | |
| 8 | GND | |
| 9 | COMMON_FREE_WHEELING_DIODES | |
| 10 | OUT_7 | |
| 11 | OUT_6 | |
| 12 | OUT_5 | |
| 13 | OUT_4 | |
| 14 | OUT_3 | |
| 15 | OUT_2 | |
| 16 | OUT_1 | |
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*Generated from [https://www.flux.ai/adrian95/uln2003ttr~8sv](https://www.flux.ai/adrian95/uln2003ttr~8sv)*