component

LM431BIMX

Public Made by Adom

by adom

Texas Instruments Voltage Reference, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Generated by kicad-footprint-generator · KiCad file format 20260206
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docs Publish 0.1.0 · Ray 21h ago
viewers lm431bimx: viewers · Ray 21h ago
lm431bimx-etched.glb lm431bimx: factory component page (tier=lcsc) · Ray 21h ago
lm431bimx-etched.step lm431bimx: factory component page (tier=lcsc) · Ray 21h ago
lm431bimx-hero.glb Publish 0.1.0 · Ray 21h ago
lm431bimx-hero.overlay.json Publish 0.1.0 · Ray 21h ago
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lm431bimx.step Publish 0.1.0 · Ray 21h ago
package.json lm431bimx: LCSC part number C2863182 (was published as the bare integer) · Ray 8h ago
page.json lm431bimx: LCSC part number C2863182 (was published as the bare integer) · Ray 8h ago
README.md Initial commit: component/lm431bimx · Ray 21h ago

LM431BIMX

Texas Instruments · Voltage Reference · SOIC-8

LM431BIMX 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 Cathode bidirectional Shunt current and output voltage terminal with maximum voltage rating of 37 V and continuous current range of -10 to 150 mA
2 Anode power_in Anode ground terminal, typically connected to circuit ground for current sinking
3 Anode power_in Anode ground terminal, typically connected to circuit ground for current sinking
4 NC unconnected No internally connected terminal
5 NC unconnected No internally connected terminal
6 Anode power_in Anode ground terminal, typically connected to circuit ground for current sinking
7 Anode power_in Anode ground terminal, typically connected to circuit ground for current sinking
8 Reference input Reference input terminal for programming output voltage with maximum input current of 10 mA

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-8
Category Power Management (PMIC)
Pins 8

CAD (KiCad official)

  • Symbol: LM431BIMX
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: lm431bimx-etched.step / lm431bimx-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm431bimx.step / lm431bimx.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (37 pp, sha256 9c0bcff4967eaad2, retrieved 2026-10-06, tier: lcsc)
  • 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