component
TLVH431AIL3T
Public Made by Adomby adom
STMicroelectronics Voltage Reference, SOT-23-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+39@@ -0,0 +1,39 @@+# TLVH431AIL3T++**STMicroelectronics** · Voltage Reference · SOT-23-3++TLVH431AIL3T from STMicroelectronics, in a SOT-23-3. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | REF | input | Reference input; external resistor divider sets the adjustable output (shunt) voltage from 1.24 V to 18 V; typical reference input current is 1.5 µA (2.5 µA max) with R1=10 kΩ, R2=∞. |+| 2 | CATHODE | passive | Cathode (K) terminal of the shunt regulator; sinks the regulated current from 100 µA min to 60 mA max, with cathode-to-anode voltage from Vref up to 18 V. |+| 3 | ANODE | power_in | Anode (A) terminal, the low-side/ground reference of the shunt regulator against which the cathode-to-anode voltage (VKA, up to 22 V absolute max) is measured. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | SOT-23-3 |+| Category | Power Management (PMIC) |+| Pins | 3 |++## CAD (KiCad official)++- Symbol: `TLVH431AIL3T`+- Footprint: `Package_TO_SOT_SMD:SOT-23-3`+- 3D model: SOT-23-3 (KiCad packages3D, STEP)+- 3D model files: `tlvh431ail3t-etched.step` / `tlvh431ail3t-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tlvh431ail3t.step` / `tlvh431ail3t.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588925551721787392) (15 pp, sha256 `0f9228f5a3cc7573`, retrieved 2026-09-23, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-sonnet-5` (text+vision), consensus `claude-opus-4-8` (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/tlvh431ail3t-datasheet.pdf)
page.jsonadded+114@@ -0,0 +1,114 @@+{+ "slug": "tlvh431ail3t",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics Voltage Reference, SOT-23-3. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "tlvh431ail3t",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tlvh431ail3t.kicad_sym",+ "tlvh431ail3t.kicad_mod",+ "tlvh431ail3t.glb",+ "tlvh431ail3t.step",+ "tlvh431ail3t.lbr",+ "docs/hero.png",+ "docs/tlvh431ail3t-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "TLVH431AIL3T",+ "manufacturer": "STMicroelectronics",+ "package": "SOT-23-3",+ "pin_count": 3,+ "category": "Power Management (PMIC)",+ "subcategory": "Voltage Reference",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588925551721787392",+ "parts": {+ "symbol": "tlvh431ail3t.kicad_sym",+ "footprint": "tlvh431ail3t.kicad_mod",+ "model_3d": "tlvh431ail3t-etched.glb",+ "model_3d_plain": "tlvh431ail3t.glb",+ "model_3d_step": "tlvh431ail3t-etched.step",+ "model_3d_step_plain": "tlvh431ail3t.step",+ "lbr": "tlvh431ail3t.lbr"+ },+ "distributor_links": {+ "lcsc": "C2156641"+ },+ "pins": [+ {+ "number": "1",+ "name": "REF",+ "type": "input",+ "description": "Reference input; external resistor divider sets the adjustable output (shunt) voltage from 1.24 V to 18 V; typical reference input current is 1.5 µA (2.5 µA max) with R1=10 kΩ, R2=∞."+ },+ {+ "number": "2",+ "name": "CATHODE",+ "type": "passive",+ "description": "Cathode (K) terminal of the shunt regulator; sinks the regulated current from 100 µA min to 60 mA max, with cathode-to-anode voltage from Vref up to 18 V."+ },+ {+ "number": "3",+ "name": "ANODE",+ "type": "power_in",+ "description": "Anode (A) terminal, the low-side/ground reference of the shunt regulator against which the cathode-to-anode voltage (VKA, up to 22 V absolute max) is measured."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-sonnet-5",+ "primary_mode": "text+vision",+ "consensus_model": "claude-opus-4-8",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Pin-to-number mapping for SOT23-3L was not present in the extracted text tables; it was read from th",+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 15,+ "cost_usd": 0.4241,+ "at": "2026-09-23T00:30:33"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588925551721787392",+ "pages": 15,+ "sha256": "0f9228f5a3cc7573",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 3,+ "described": 3,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}