# Buck Converter Module ## Description Buck Converter Module with 5 V Output and Power-Present Indicator ## Project Details - **Owner:** fitzthebom - **Created:** 8/18/2024 - **Last Updated:** 8/19/2024 - **Visibility:** Public - **Max Output Voltage:** 5V - **typical input voltage:** 12V - **Max Input Voltage:** 13V - **Typical Output Voltage :** 5V - **Max Output Current:** 1A - **Min Output Voltage:** 5V - **Typical Output Current:** 0.5A - **Min Input Voltage:** 11V - **System Architecture:** ```mermaid flowchart TD A["Buck Converter LM2675M-5.0"] B["Resistor R2 1.5kOhm"] C["LED D2 Power Present"] D[GND] A -->|5V Net 3| B B -->|to LED anode| C C -->|to GND| D ``` ## Key Components ### 12V Input Conn — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md) - Manufacturer Name: Würth Elektrik - Manufacturer Part Number: 691137710002 - Part Type: Connector - Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf **Pins:** - P1 [pin 1] - P2 [pin 2] ### 5V Output Conn — [2-Position Screw Terminal](https://www.flux.ai/corynrobinson/2-position-screw-terminal~s4.md) - Part Type: Connector - Manufacturer Part Number: 691137710002 - Datasheet URL: https://www.we-online.com/katalog/datasheet/691137710002.pdf - Manufacturer Name: Würth Elektrik **Pins:** - P1 [pin 1] - P2 [pin 2] ### D1 — [1N5819HW-7-F](https://www.flux.ai/jecstronic/1n5819hw-7-f~x5v.md) - Manufacturer Part Number: 1N5819HW-7-F - Part Type: Diode - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.diodes.com/assets/Datasheets/ds30217.pdf - Manufacturer Name: Diodes Incorporated **Pins:** - A [pin 2] - K [pin 1] ### D2 — [SML-LX0603GW-TR](https://www.flux.ai/adrian95/sml-lx0603gw-tr~uqi.md) - Manufacturer Name: Lumex Opto/Components Inc. - Package: 0603 - Part Type: LED - Role: Indicator LED - Manufacturer Part Number: SML-LX0603GW-TR - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.lumex.com/spec/SML-LX0603GW-TR.pdf - Role Details: Power-present indicator on 5V rail **Pins:** - A [pin 2] - K [pin 1] ### U1 — [LM2675M-5.0](https://www.flux.ai/adrian95/lm2675m-5p0~ry.md) - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Texas Instruments - Manufacturer Part Number: LM2675M-5.0/NOPB - Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Flm2675 **Pins:** - CB [pin 1] - FB [pin 4] - GND [pin 6] - ON/~OFF [pin 5] - VIN [pin 7] - VSW [pin 8] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/fitzthebom/buck-converter-module~mj](https://www.flux.ai/fitzthebom/buck-converter-module~mj).* --- *Generated from [https://www.flux.ai/fitzthebom/buck-converter-module~mj](https://www.flux.ai/fitzthebom/buck-converter-module~mj)*