# VSLB3940 (Component) ## Description Infrared (IR) LEDs VSLB3940 LED-TH_BD3.2-P2.54-FD LCSC Part Number: C139835 JLCPCB Part Class: Extended Part Manufactured by VISHAY(威世) ## Component Details - **Owner:** lcsc - **Created:** 11/5/2024 - **Last Updated:** 4/24/2025 - **Visibility:** Public - **Part Type:** Infrared (IR) LEDs - **LCSC Part Number:** C139835 - **Product Info Url:** https://lcsc.com/product-detail/Infrared-IR-LEDs_VISHAY_VSLB3940_VSLB3940_C139835.html - **JLCPCB Part Class:** Extended Part - **Package or Case Code:** LED-TH_BD3.2-P2.54-FD - **Manufacturer Name:** VISHAY(威世) - **Manufacturer Part Number:** VSLB3940 - **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1811021140_Vishay-Intertech-VSLB3940_C139835.pdf ## 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/vslb3940/vishay.html?utm_currency=USD&region=nac) | $0.2213 | 26 | | [LCSC](https://www.lcsc.com/product-detail/C139835.html) | $0.9675 | 2.1K | | [Mouser](https://www.mouser.com/ProductDetail/Vishay-Semiconductors/VSLB3940?qs=EvRzT9Rf7CaIvd2QC2iHWA%3D%3D) | $0.64 | 14K | | [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=VSLB3940) | N/A | N/A | | [Verical](https://www.verical.com/pd/vishay-ir---infrared-emitters-VSLB3940-241089?utm_currency=USD) | N/A | N/A | - **Part Type:** Optoelectronic Devices - **Manufacturer:** Vishay - **MPN:** VSLB3940 - **Mount Type:** PCB - **Package / Case Code:** LED-TH - **Pin Count:** 2 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | A | | | 2 | C | | --- *Generated from [https://www.flux.ai/lcsc/vslb3940~fnw0](https://www.flux.ai/lcsc/vslb3940~fnw0)*