component
LMH6551MA
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Texas Instruments Operational Amplifier, 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 @@+# LMH6551MA++**Texas Instruments** · Operational Amplifier · SOIC-8++LMH6551MA 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 | -IN | input | Negative input; maximum input current 30 mA, common-mode input voltage range ±Vs V. |+| 2 | VCM | input | Output common-mode voltage input for common-mode feedback amplifier; maximum input current 30 mA. |+| 3 | V+ | power_in | Positive supply voltage; recommended operating range 3 to 12 V total supply voltage; absolute maximum 13.2 V. |+| 4 | +OUT | output | Positive output; maximum output current determined by device power dissipation limitations. |+| 5 | -OUT | output | Negative output; maximum output current determined by device power dissipation limitations. |+| 6 | V- | power_in | Negative supply voltage; recommended operating range 3 to 12 V total supply voltage. |+| 7 | NC | unconnected | No connection; leave unconnected. |+| 8 | +IN | input | Positive input; maximum input current 30 mA, common-mode input voltage range ±Vs V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-8 |+| Category | Amplifiers/Comparators |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `LMH6551MA`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)+- 3D model files: `lmh6551ma-etched.step` / `lmh6551ma-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lmh6551ma.step` / `lmh6551ma.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/lmh6551) (36 pp, sha256 `876522576991cfe3`, retrieved 2026-10-07, 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](docs/lmh6551ma-datasheet.pdf)
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