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LM4051CIM3X-1.2
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Texas Instruments Voltage Reference, SOT-23-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+40@@ -0,0 +1,40 @@+# LM4051CIM3X-1.2++**Texas Instruments** · Voltage Reference · SOT-23-3++LM4051CIM3X-1.2 from Texas Instruments, in a SOT-23-3. 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 | Parallel current/voltage input; a series resistor RS from the supply sets the reverse current IR, which must stay between IRMIN (60 µA industrial) and IRMAX (12 mA). |+| 2 | Anode | output | General-purpose pin, normally tied to ground, and the reference return for the shunt device. |+| 3 | NC | unconnected | Must be left floating or connected to the anode (pin 2); TI recommends connecting it to the anode in high-EMI or high-frequency switching-noise environments. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOT-23-3 |+| Category | Power Management (PMIC) |+| Pins | 3 |++## CAD (KiCad official)++- Symbol: `LM4051CIM3X-1.2`+- Footprint: `Package_TO_SOT_SMD:SOT-23-3`+- 3D model: SOT-23-3 (KiCad packages3D, STEP)+- 3D model files: `lm4051cim3x-1-2-etched.step` / `lm4051cim3x-1-2-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm4051cim3x-1-2.step` / `lm4051cim3x-1-2.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/lm4051-n) (32 pp, sha256 `ad122b04920e5f31`, retrieved 2026-10-08, 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-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/lm4051cim3x-1-2-datasheet.pdf)
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