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LMH6503MTX
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Texas Instruments Operational Amplifier, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+50@@ -0,0 +1,50 @@+# LMH6503MTX++**Texas Instruments** · Operational Amplifier · TSSOP-14++LMH6503MTX from Texas Instruments, in a TSSOP-14. 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 | V+ | power_in | Positive supply voltage, ±5V nominal. |+| 2 | VG | input | Gain control input, −1V to +1V range relative to GND for gain adjustment. |+| 3 | +VIN | input | Positive differential input, common mode voltage ±1.8V to ±2.2V. |+| 4 | +RG | passive | Positive feedback resistor node for external gain resistor connection. |+| 5 | -RG | passive | Negative feedback resistor node for external gain resistor connection. |+| 6 | -VIN | input | Negative differential input, common mode voltage ±1.8V to ±2.2V. |+| 7 | V- | power_in | Negative supply voltage, ±5V nominal. |+| 8 | V- | power_in | Negative supply voltage, ±5V nominal. |+| 9 | VREF | power_in | Reference voltage output for external bias networks. |+| 10 | VOUT | output | Output voltage, ±3.2V maximum with 100Ω load. |+| 11 | GND | power_in | Ground reference, virtual half-supply point for single-supply operation. |+| 12 | I- | output | Output current feedback node supporting ±90mA maximum output current. |+| 13 | NC | unconnected | No connection, should remain floating. |+| 14 | V+ | power_in | Positive supply voltage, ±5V nominal. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-14 |+| Category | Amplifiers/Comparators |+| Pins | 14 |++## CAD (KiCad official)++- Symbol: `LMH6503MTX`+- Footprint: `Package_SO:TSSOP-14_4.4x5mm_P0.65mm`+- 3D model: TSSOP-14 (KiCad packages3D, STEP)+- 3D model files: `lmh6503mtx-etched.step` / `lmh6503mtx-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lmh6503mtx.step` / `lmh6503mtx.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/lmh6503) (38 pp, sha256 `c1ce180a2cc40ec1`, retrieved 2026-10-03, 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/lmh6503mtx-datasheet.pdf)
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