# LM317LZ-TR (Component) ## Description Linear Voltage Regulators (LDO) LM317LZ-TR TO-92-3_L4.8-W3.7-P2.54-L LCSC Part Number: C140389 JLCPCB Part Class: Extended Part Manufactured by ST(意法半导体) ## Component Details - **Owner:** lcsc - **Created:** 11/2/2024 - **Last Updated:** 4/22/2025 - **Visibility:** Public - **JLCPCB Part Class:** Extended Part - **Part Type:** Linear Voltage Regulators (LDO) - **LCSC Part Number:** C140389 - **Manufacturer Part Number:** LM317LZ-TR - **Manufacturer Name:** ST(意法半导体) - **Product Info Url:** https://lcsc.com/product-detail/Linear-Voltage-Regulators_STMicroelectronics_LM317LZ-TR_LM317LZ-TR_C140389.html - **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1810111041_STMicroelectronics-LM317LZ-TR_C140389.pdf - **Package or Case Code:** TO-92-3_L4.8-W3.7-P2.54-L - **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/lm317lz-tr/stmicroelectronics.html?utm_currency=USD&region=europe) | $0.1186 | 22K | | [Digi-Key](https://www.digikey.com/en/products/detail/stmicroelectronics/LM317LZ-TR/591675) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C140389.html) | N/A | N/A | | [Mouser](https://www.mouser.com/ProductDetail/STMicroelectronics/LM317LZ-TR?qs=b%252BrqMjF4myKb9LS301NW6Q%3D%3D) | $0.38 | 14K | | [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=LM317LZ-TR) | N/A | N/A | | [Verical](https://www.verical.com/pd/stmicroelectronics-linear-regulator-LM317LZ-TR-141492) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Power Management - **Manufacturer:** STMicroelectronics - **MPN:** LM317LZ-TR - **Mount Type:** PCB - **Package / Case Code:** 92-TO - **Pin Count:** 3 - **Logic Function:** Regulator ## Pins | Pin | Name | Type | |-----|------|------| | 1 | ADJ | | | 2 | OUT | | | 3 | IN | | --- *Generated from [https://www.flux.ai/lcsc/lm317lz-tr~jr50](https://www.flux.ai/lcsc/lm317lz-tr~jr50)*