# TPS5403 (Component) ## Description 4.5-28V In, 3.3V Out, 1.7A, SOIC-8 Step-Down DC-DC Switching Regulator SOIC*3.9x4.9mm* ## Component Details - **Owner:** kicad-part-library - **Created:** 9/30/2024 - **Last Updated:** 9/30/2024 - **Visibility:** Public - **Manufacturer Name:** Texas Instruments Inc. - **Manufacturer Part Number:** TPS5403 - **Package or Case Code:** SOIC-8_3.9x4.9mm_P1.27mm - **Datasheet URL:** https://www.ti.com/lit/ds/symlink/tps5403.pdf - **Used in:** 3 projects - **Manufacturer:** Texas Instruments - **MPN:** TPS5403 - **Package / Case Code:** 8-SOIC - **Pin Count:** 8 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | BOOT | | | 2 | VIN | | | 3 | ROSC | | | 4 | SS | | | 5 | VSENSE | | | 6 | COMP | | | 7 | GND | | | 8 | LX | | --- *Generated from [https://www.flux.ai/kicad-part-library/tps5403~dz](https://www.flux.ai/kicad-part-library/tps5403~dz)*