component
LM3671MF-1.375
Public Made by Adomby adom
Texas Instruments DC-DC Converters, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+42@@ -0,0 +1,42 @@+# LM3671MF-1.375++**Texas Instruments** · DC-DC Converters · SOT-23-5++LM3671MF-1.375 from Texas Instruments, in a SOT-23-5. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | VIN | power_in | Power supply input operating from 2.7V to 5.5V; connect to input filter capacitor. |+| 2 | GND | power_in | Ground reference pin. |+| 3 | EN | input | Digital enable input; device in shutdown mode when voltage < 0.4V, enabled when > 1V; do not leave floating. |+| 4 | FB | input | Feedback analog input for output voltage sensing; connect directly to output filter capacitor for fixed voltage versions or external resistor divider for adjustable versions. |+| 5 | SW | output | Switching node connected to internal PFET and NFET synchronous rectifier; connect inductor for buck converter operation. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOT-23-5 |+| Category | Power Management (PMIC) |+| Pins | 5 |++## CAD (KiCad official)++- Symbol: `LM3671MF-1.375`+- Footprint: `Package_TO_SOT_SMD:SOT-23-5`+- 3D model: SOT-23-5 (KiCad packages3D, STEP)+- 3D model files: `lm3671mf-1-375-etched.step` / `lm3671mf-1-375-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm3671mf-1-375.step` / `lm3671mf-1-375.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/lm3671) (37 pp, sha256 `527fd5351bf8a9da`, retrieved 2026-10-07, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/lm3671mf-1-375-datasheet.pdf)
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