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LMH6503MAX
Public Made by Adomby adom
Texas Instruments Programmable / Variable Gain Amplifiers (PGA/VGA), SOIC-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 @@+# LMH6503MAX++**Texas Instruments** · Programmable / Variable Gain Amplifiers (PGA/VGA) · SOIC-14++LMH6503MAX from Texas Instruments, in a SOIC-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 pin; the datasheet characterizes the part at VS = ±5V. |+| 2 | VG | input | Gain control voltage input with high input impedance (70kΩ, 1.3pF); gain control range is −1V to +1V relative to the GND pin (pin 11). |+| 3 | +VIN | input | Non-inverting differential input (pins 3 and 6 share a ±2.0V minimum common-mode input range, 750kΩ input resistance, 5pF input capacitance); the unused input can be tied to ground for single-ended operation. |+| 4 | +RG | passive | Gain-setting resistor RG connection (pins 4 and 5), with maximum RG current of ±1.70mA minimum. |+| 5 | -RG | passive | Gain-setting resistor RG connection (pins 4 and 5), with maximum RG current of ±1.70mA minimum. |+| 6 | -VIN | input | Inverting differential input (pins 3 and 6 have 11µA typical bias current and ±0.34V minimum differential input voltage across them). |+| 7 | V- | power_in | Negative supply pin; the datasheet characterizes the part at VS = ±5V. |+| 8 | V- | power_in | Negative supply pin; the datasheet characterizes the part at VS = ±5V. |+| 9 | VREF | power_in | Reference pin of the output stage as labeled in the connection diagram; the datasheet text provided gives no further limits. |+| 10 | VOUT | output | Output of the current feedback op amp, able to drive ±3.2V typical into 100Ω with ±75mA minimum output current. |+| 11 | GND | power_in | Ground pin, the reference potential for the −1V to +1V gain control range; tied to a virtual half supply in single-supply operation. |+| 12 | I- | input | Inverting input of the output current feedback op amp as labeled in the connection diagram; the datasheet text provided gives no further limits. |+| 13 | NC | unconnected | No connect pin. |+| 14 | V+ | power_in | Positive supply pin; the datasheet characterizes the part at VS = ±5V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-14 |+| Category | Amplifiers/Comparators |+| Pins | 14 |++## CAD (KiCad official)++- Symbol: `LMH6503MAX`+- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`+- 3D model: SOIC-14 (KiCad packages3D, STEP)+- 3D model files: `lmh6503max-etched.step` / `lmh6503max-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lmh6503max.step` / `lmh6503max.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 `e759f10497c60102`, retrieved 2026-10-05, 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/lmh6503max-datasheet.pdf)
page.jsonadded+197@@ -0,0 +1,197 @@+{+ "slug": "lmh6503max",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Programmable / Variable Gain Amplifiers (PGA/VGA), SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "amplifiers-comparators",+ "lmh6503max",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "lmh6503max.kicad_sym",+ "lmh6503max.kicad_mod",+ "lmh6503max.glb",+ "lmh6503max.step",+ "lmh6503max.lbr",+ "docs/hero.png",+ "docs/lmh6503max-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "lmh6503max-hero.glb",+ "lmh6503max-hero.overlay.json"+ ],+ "component": {+ "mpn": "LMH6503MAX",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-14",+ "pin_count": 14,+ "category": "Amplifiers/Comparators",+ "subcategory": "Programmable / Variable Gain Amplifiers (PGA/VGA)",+ "datasheet": "https://www.ti.com/cn/lit/gpn/lmh6503",+ "parts": {+ "symbol": "lmh6503max.kicad_sym",+ "footprint": "lmh6503max.kicad_mod",+ "model_3d": "lmh6503max-hero.glb",+ "model_3d_plain": "lmh6503max.glb",+ "model_3d_step": "lmh6503max-etched.step",+ "model_3d_step_plain": "lmh6503max.step",+ "lbr": "lmh6503max.lbr"+ },+ "distributor_links": {+ "lcsc": 2058662,+ "digikey": "LMH6503MAX-ND",+ "mouser": "926-LMH6503MAX"+ },+ "distributor_check": {+ "checked_at": "2026-10-05T23:34:55Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "LMH6503MAX-ND",+ "status": "found",+ "lifecycle": "Obsolete"+ },+ "mouser": {+ "pn": "926-LMH6503MAX",+ "status": "found",+ "lifecycle": "Obsolete"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "V+",+ "type": "power_in",+ "description": "Positive supply pin; the datasheet characterizes the part at VS = ±5V."+ },+ {+ "number": "2",+ "name": "VG",+ "type": "input",+ "description": "Gain control voltage input with high input impedance (70kΩ, 1.3pF); gain control range is −1V to +1V relative to the GND pin (pin 11)."+ },+ {+ "number": "3",+ "name": "+VIN",+ "type": "input",+ "description": "Non-inverting differential input (pins 3 and 6 share a ±2.0V minimum common-mode input range, 750kΩ input resistance, 5pF input capacitance); the unused input can be tied to ground for single-ended operation."+ },+ {+ "number": "4",+ "name": "+RG",+ "type": "passive",+ "description": "Gain-setting resistor RG connection (pins 4 and 5), with maximum RG current of ±1.70mA minimum."+ },+ {+ "number": "5",+ "name": "-RG",+ "type": "passive",+ "description": "Gain-setting resistor RG connection (pins 4 and 5), with maximum RG current of ±1.70mA minimum."+ },+ {+ "number": "6",+ "name": "-VIN",+ "type": "input",+ "description": "Inverting differential input (pins 3 and 6 have 11µA typical bias current and ±0.34V minimum differential input voltage across them)."+ },+ {+ "number": "7",+ "name": "V-",+ "type": "power_in",+ "description": "Negative supply pin; the datasheet characterizes the part at VS = ±5V."+ },+ {+ "number": "8",+ "name": "V-",+ "type": "power_in",+ "description": "Negative supply pin; the datasheet characterizes the part at VS = ±5V."+ },+ {+ "number": "9",+ "name": "VREF",+ "type": "power_in",+ "description": "Reference pin of the output stage as labeled in the connection diagram; the datasheet text provided gives no further limits."+ },+ {+ "number": "10",+ "name": "VOUT",+ "type": "output",+ "description": "Output of the current feedback op amp, able to drive ±3.2V typical into 100Ω with ±75mA minimum output current."+ },+ {+ "number": "11",+ "name": "GND",+ "type": "power_in",+ "description": "Ground pin, the reference potential for the −1V to +1V gain control range; tied to a virtual half supply in single-supply operation."+ },+ {+ "number": "12",+ "name": "I-",+ "type": "input",+ "description": "Inverting input of the output current feedback op amp as labeled in the connection diagram; the datasheet text provided gives no further limits."+ },+ {+ "number": "13",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect pin."+ },+ {+ "number": "14",+ "name": "V+",+ "type": "power_in",+ "description": "Positive supply pin; the datasheet characterizes the part at VS = ±5V."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Pins 8 and 9 are not explicitly labeled in the provided datasheet excerpt. Based on the package diag"+ ],+ "pages_sent": 7,+ "cost_usd": 0.1236,+ "at": "2026-10-05T23:34:41"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/lmh6503",+ "pages": 38,+ "sha256": "e759f10497c60102",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 14,+ "described": 14,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}