component
LM339A-SR
Public Made by Adomby adom
3PEAK Comparators, SOIC-14. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+50@@ -0,0 +1,50 @@+# LM339A-SR++**3PEAK** · Comparators · SOIC-14++LM339A-SR from 3PEAK, 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 | OUT_A | output | Open-drain output of comparator A; pulls low when −IN > +IN, VOL ≤ 400 mV at IOL = 4 mA (25 °C), leakage IOH ≤ 200 nA at VOH = 5 V. |+| 2 | OUT_B | output | Open-drain output of comparator B; same electrical characteristics as OUT_A. |+| 3 | V+ | power_in | Positive power supply, 2.5 V to 36 V single-supply or ±1.25 V to ±18 V split-supply; bypass with 0.1 µF ceramic capacitor placed within 2 mm of pin. |+| 4 | +IN_B | input | Non-inverting input of comparator B; common-mode range 0 V to V+−1.5 V (25 °C), input bias current 4 nA typ, protected by 1 kΩ series ESD diode network. |+| 5 | -IN_B | input | Inverting input of comparator B; same voltage range and bias current as +IN_B. |+| 6 | -IN_A | input | Inverting input of comparator A; common-mode range 0 V to V+−1.5 V (25 °C), input bias current 4 nA typ. |+| 7 | +IN_A | input | Non-inverting input of comparator A; same voltage range and bias current as −IN_A. |+| 8 | +IN_C | input | Non-inverting input of comparator C; common-mode range 0 V to V+−1.5 V (25 °C), input bias current 4 nA typ. |+| 9 | -IN_C | input | Inverting input of comparator C; same voltage range and bias current as +IN_C. |+| 10 | -IN_D | input | Inverting input of comparator D; common-mode range 0 V to V+−1.5 V (25 °C), input bias current 4 nA typ. |+| 11 | +IN_D | input | Non-inverting input of comparator D; same voltage range and bias current as −IN_D. |+| 12 | V- | power_in | Negative power supply / GND; normally tied to ground, must maintain 2.5 V to 36 V between V+ and V−; bypass with 0.1 µF if not at ground. |+| 13 | OUT_D | output | Open-drain output of comparator D; VOL ≤ 400 mV at IOL = 4 mA (25 °C), leakage IOH ≤ 200 nA at VOH = 5 V. |+| 14 | OUT_C | output | Open-drain output of comparator C; same electrical characteristics as OUT_D. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | 3PEAK |+| Package | SOIC-14 |+| Category | Amplifiers/Comparators |+| Pins | 14 |++## CAD (KiCad official)++- Symbol: `LM339A-SR`+- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`+- 3D model: SOIC-14 (KiCad packages3D, STEP)+- 3D model files: `lm339a-sr-etched.step` / `lm339a-sr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `lm339a-sr.step` / `lm339a-sr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [3PEAK datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589834699595558912) (14 pp, sha256 `d7e89d5ed96db1e0`, retrieved 2026-09-29, tier: lcsc)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/lm339a-sr-datasheet.pdf)
page.jsonadded+178@@ -0,0 +1,178 @@+{+ "slug": "lm339a-sr",+ "version": "0.1.0",+ "type": "component",+ "description": "3PEAK Comparators, SOIC-14. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "amplifiers-comparators",+ "lm339a-sr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "lm339a-sr.kicad_sym",+ "lm339a-sr.kicad_mod",+ "lm339a-sr.glb",+ "lm339a-sr.step",+ "lm339a-sr.lbr",+ "docs/hero.png",+ "docs/lm339a-sr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "LM339A-SR",+ "manufacturer": "3PEAK",+ "package": "SOIC-14",+ "pin_count": 14,+ "category": "Amplifiers/Comparators",+ "subcategory": "Comparators",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589834699595558912",+ "parts": {+ "symbol": "lm339a-sr.kicad_sym",+ "footprint": "lm339a-sr.kicad_mod",+ "model_3d": "lm339a-sr-etched.glb",+ "model_3d_plain": "lm339a-sr.glb",+ "model_3d_step": "lm339a-sr-etched.step",+ "model_3d_step_plain": "lm339a-sr.step",+ "lbr": "lm339a-sr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2981237",+ "digikey": "5503-LM339A-SRTR-ND"+ },+ "distributor_check": {+ "checked_at": "2026-09-29T16:52:08Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "5503-LM339A-SRTR-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": null,+ "status": "no match"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "OUT_A",+ "type": "output",+ "description": "Open-drain output of comparator A; pulls low when −IN > +IN, VOL ≤ 400 mV at IOL = 4 mA (25 °C), leakage IOH ≤ 200 nA at VOH = 5 V."+ },+ {+ "number": "2",+ "name": "OUT_B",+ "type": "output",+ "description": "Open-drain output of comparator B; same electrical characteristics as OUT_A."+ },+ {+ "number": "3",+ "name": "V+",+ "type": "power_in",+ "description": "Positive power supply, 2.5 V to 36 V single-supply or ±1.25 V to ±18 V split-supply; bypass with 0.1 µF ceramic capacitor placed within 2 mm of pin."+ },+ {+ "number": "4",+ "name": "+IN_B",+ "type": "input",+ "description": "Non-inverting input of comparator B; common-mode range 0 V to V+−1.5 V (25 °C), input bias current 4 nA typ, protected by 1 kΩ series ESD diode network."+ },+ {+ "number": "5",+ "name": "-IN_B",+ "type": "input",+ "description": "Inverting input of comparator B; same voltage range and bias current as +IN_B."+ },+ {+ "number": "6",+ "name": "-IN_A",+ "type": "input",+ "description": "Inverting input of comparator A; common-mode range 0 V to V+−1.5 V (25 °C), input bias current 4 nA typ."+ },+ {+ "number": "7",+ "name": "+IN_A",+ "type": "input",+ "description": "Non-inverting input of comparator A; same voltage range and bias current as −IN_A."+ },+ {+ "number": "8",+ "name": "+IN_C",+ "type": "input",+ "description": "Non-inverting input of comparator C; common-mode range 0 V to V+−1.5 V (25 °C), input bias current 4 nA typ."+ },+ {+ "number": "9",+ "name": "-IN_C",+ "type": "input",+ "description": "Inverting input of comparator C; same voltage range and bias current as +IN_C."+ },+ {+ "number": "10",+ "name": "-IN_D",+ "type": "input",+ "description": "Inverting input of comparator D; common-mode range 0 V to V+−1.5 V (25 °C), input bias current 4 nA typ."+ },+ {+ "number": "11",+ "name": "+IN_D",+ "type": "input",+ "description": "Non-inverting input of comparator D; same voltage range and bias current as −IN_D."+ },+ {+ "number": "12",+ "name": "V-",+ "type": "power_in",+ "description": "Negative power supply / GND; normally tied to ground, must maintain 2.5 V to 36 V between V+ and V−; bypass with 0.1 µF if not at ground."+ },+ {+ "number": "13",+ "name": "OUT_D",+ "type": "output",+ "description": "Open-drain output of comparator D; VOL ≤ 400 mV at IOL = 4 mA (25 °C), leakage IOH ≤ 200 nA at VOH = 5 V."+ },+ {+ "number": "14",+ "name": "OUT_C",+ "type": "output",+ "description": "Open-drain output of comparator C; same electrical characteristics as OUT_D."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589834699595558912",+ "pages": 14,+ "sha256": "d7e89d5ed96db1e0",+ "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]"+ }+}