# 750343576 (Component) ## Description SMPS Transformer – Through-hole switching converter transformer for Power over Ethernet (PoE) DC/DC converters, optimized for the Texas Instruments TPS2373. Features 40 V to 57 V primary voltage, 12 V auxiliary winding, 100 µH inductance (at 10 kHz), and supports 200 kHz to 700 kHz switching frequency. Specified for operation over a −40°C to +125°C temperature range with a planar ER19 construction. #WurthElektronik #750343576 #SMPSTransformer #PoE #PowerOverEthernet #DCDCConverter #PowerTransformer #SwitchingTransformer #TPS2373 #ThroughHole #EmbeddedSystems ## Component Details - **Owner:** silicon-yard - **Created:** 7/6/2026 - **Last Updated:** 7/6/2026 - **Visibility:** Public - **Part Type:** Ethernet - **Manufacturer Part Number:** 750343576 - **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/78937944dfa8ee5acfa281e0ee3e51664b0a518939e3842b28724b9e707eae35.pdf - **Mount:** Surface Mount - **Symbol Style:** parametric-v1 - **Manufacturer Name:** Würth - **Used in:** 1 project ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Mouser](https://www.mouser.com/en/ProductDetail/Wurth-Elektronik/750343576?qs=1Kr7Jg1SGW%2Foiqvk3fH87g%3D%3D) | $16.49 | 232 | - **Part Type:** Other - **Manufacturer:** Würth - **MPN:** 750343576 - **Mount Type:** Surface Mount - **Package / Case Code:** TO - **Pin Count:** 10 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | N5_1 | | | 2 | N1_1 | | | 3 | N2_1 | | | 4 | N1_2 | | | 5 | N2_2 | | | 6 | N5_2 | | | 7 | N3_1 | | | 8 | N4_1 | | | 10 | N3_2 | | | 11 | N4_2 | | --- *Generated from [https://www.flux.ai/silicon-yard/750343576](https://www.flux.ai/silicon-yard/750343576)*