component
REF102BU
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Texas Instruments Voltage Reference, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+44@@ -0,0 +1,44 @@+# REF102BU++**Texas Instruments** · Voltage Reference · SOIC-8++REF102BU from Texas Instruments, in a SOIC-8. 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 | NC | unconnected | Not connected internally. |+| 2 | V+ | power_in | Positive supply input, 11.4V to 36V operating range (absolute maximum +40V input voltage). |+| 3 | NC | unconnected | Not connected internally. |+| 4 | Com | power_in | Common (ground) return, connected in a low-resistance star configuration to minimize errors. |+| 5 | Trim | passive | Output voltage trim input via external potentiometer, giving a minimum trim range of about ±3% (±300mV) with minimal drift effect. |+| 6 | VOUT | power_out | +10V reference output, sources +10mA and sinks -5mA with up to 1000pF capacitive load, short-circuit protected to Common or V+. |+| 7 | NC | unconnected | Not connected internally. |+| 8 | Noise Reduction | passive | Optional capacitor to ground forms a low-pass filter with internal 7kΩ R6 to reduce zener noise (1µF gives about 22Hz -3dB); leave floating otherwise. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-8 |+| Category | Power Management (PMIC) |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `REF102BU`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)+- 3D model files: `ref102bu-etched.step` / `ref102bu-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ref102bu.step` / `ref102bu.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/ref102) (19 pp, sha256 `5860560fea70aa71`, retrieved 2026-10-08, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (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/ref102bu-datasheet.pdf)
page.jsonadded+199@@ -0,0 +1,199 @@+{+ "slug": "ref102bu",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Voltage Reference, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "ref102bu",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ref102bu.kicad_sym",+ "ref102bu.kicad_mod",+ "ref102bu.glb",+ "ref102bu.step",+ "ref102bu.lbr",+ "docs/hero.png",+ "docs/ref102bu-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "ref102bu-hero.glb",+ "ref102bu-hero.overlay.json"+ ],+ "component": {+ "mpn": "REF102BU",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-8",+ "pin_count": 8,+ "category": "Power Management (PMIC)",+ "subcategory": "Voltage Reference",+ "datasheet": "https://www.ti.com/cn/lit/gpn/ref102",+ "parts": {+ "symbol": "ref102bu.kicad_sym",+ "footprint": "ref102bu.kicad_mod",+ "model_3d": "ref102bu-hero.glb",+ "model_3d_plain": "ref102bu.glb",+ "model_3d_step": "ref102bu-etched.step",+ "model_3d_step_plain": "ref102bu.step",+ "lbr": "ref102bu.lbr"+ },+ "distributor_links": {+ "lcsc": "C1575299",+ "digikey": "296-17004-5-ND",+ "mouser": "595-REF102BU"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T18:31:32Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-17004-5-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-REF102BU",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected internally."+ },+ {+ "number": "2",+ "name": "V+",+ "type": "power_in",+ "description": "Positive supply input, 11.4V to 36V operating range (absolute maximum +40V input voltage)."+ },+ {+ "number": "3",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected internally."+ },+ {+ "number": "4",+ "name": "Com",+ "type": "power_in",+ "description": "Common (ground) return, connected in a low-resistance star configuration to minimize errors."+ },+ {+ "number": "5",+ "name": "Trim",+ "type": "passive",+ "description": "Output voltage trim input via external potentiometer, giving a minimum trim range of about ±3% (±300mV) with minimal drift effect."+ },+ {+ "number": "6",+ "name": "VOUT",+ "type": "power_out",+ "description": "+10V reference output, sources +10mA and sinks -5mA with up to 1000pF capacitive load, short-circuit protected to Common or V+."+ },+ {+ "number": "7",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected internally."+ },+ {+ "number": "8",+ "name": "Noise Reduction",+ "type": "passive",+ "description": "Optional capacitor to ground forms a low-pass filter with internal 7kΩ R6 to reduce zener noise (1µF gives about 22Hz -3dB); leave floating otherwise."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-5-5",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: The pin-configuration text on page 2 lists labels without a clear number-to-label mapping. Pin assig; Pin 1 (Noise Reduction) is inferred from the block diagram label position on page 1, not from a clea; Pin descriptions for Trim and VOUT include limits drawn from the electrical characteristics and appl"+ ],+ "pages_sent": 19,+ "cost_usd": 0.0729,+ "at": "2026-10-08T18:30:55"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/ref102",+ "pages": 19,+ "sha256": "5860560fea70aa71",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 8,+ "described": 8,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "ref102bu.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "ref102bu-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "f1d9969bc77d52081a1e270b1d98800b20c9c4b1aa7bbe30b821e443b4dfe2f6",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}