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ACS724LLCTR-20AU-T-JSM
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JSMSEMI Current Sensors, SOP-8. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+44@@ -0,0 +1,44 @@+# ACS724LLCTR-20AU-T-JSM++**JSMSEMI** · Current Sensors · SOP-8++ACS724LLCTR-20AU-T-JSM from JSMSEMI, in a SOP-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 | IP+ | passive | Primary current conductor input, positive direction; internally connected to pin 2; current flows into the chip through this path; primary conductor resistance 0.85 mΩ typical. |+| 2 | IP+ | passive | Primary current conductor input, positive direction; internally connected to pin 1; current flows into the chip through this path; primary conductor resistance 0.85 mΩ typical. |+| 3 | IP- | passive | Primary current conductor output, negative direction; internally connected to pin 4; current flows out of the chip; galvanically isolated from signal-side pins. |+| 4 | IP- | passive | Primary current conductor output, negative direction; internally connected to pin 3; current flows out of the chip; galvanically isolated from signal-side pins. |+| 5 | GND | power_in | Device ground terminal; signal-side reference ground for VCC supply and analog output. |+| 6 | FILTER | passive | Bandwidth setting pin; an external capacitor from this pin to GND sets the output low-pass filter cutoff frequency (typical application uses 1 nF giving ~250 kHz bandwidth). |+| 7 | VOUT | output | Analog output voltage proportional to sensed primary current; sensitivity 100 mV/A at VCC=5V for the 20A unipolar range; quiescent output voltage ≈ 0.5 V (VCC×0.1) at zero current; output voltage range 0.3 V to VCC−0.1 V. |+| 8 | VCC | power_in | Device power supply terminal; operating range 4.5 V to 5.5 V (5V nominal for ACS724); maximum supply current 15 mA no-load; compatible with 5V power supply. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | JSMSEMI |+| Package | SOP-8 |+| Category | Magnetic Sensors |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `ACS724LLCTR-20AU-T-JSM`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOP-8 (KiCad packages3D, STEP)+- 3D model files: `acs724llctr-20au-t-jsm-etched.step` / `acs724llctr-20au-t-jsm-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `acs724llctr-20au-t-jsm.step` / `acs724llctr-20au-t-jsm.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [JSMSEMI datasheet](docs/acs724llctr-20au-t-jsm-datasheet.pdf) (16 pp, sha256 `b0dfb2b3df2c3bec`, 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/acs724llctr-20au-t-jsm-datasheet.pdf)
page.jsonadded+140@@ -0,0 +1,140 @@+{+ "slug": "acs724llctr-20au-t-jsm",+ "version": "0.1.0",+ "type": "component",+ "description": "JSMSEMI Current Sensors, SOP-8. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "magnetic sensors",+ "acs724llctr-20au-t-jsm",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "acs724llctr-20au-t-jsm.kicad_sym",+ "acs724llctr-20au-t-jsm.kicad_mod",+ "acs724llctr-20au-t-jsm.glb",+ "acs724llctr-20au-t-jsm.step",+ "acs724llctr-20au-t-jsm.lbr",+ "docs/hero.png",+ "docs/acs724llctr-20au-t-jsm-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "ACS724LLCTR-20AU-T-JSM",+ "manufacturer": "JSMSEMI",+ "package": "SOP-8",+ "pin_count": 8,+ "category": "Magnetic Sensors",+ "subcategory": "Current Sensors",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/712cd4a69f96170a610dd95cbbcaf41c.pdf",+ "parts": {+ "symbol": "acs724llctr-20au-t-jsm.kicad_sym",+ "footprint": "acs724llctr-20au-t-jsm.kicad_mod",+ "model_3d": "acs724llctr-20au-t-jsm-etched.glb",+ "model_3d_plain": "acs724llctr-20au-t-jsm.glb",+ "model_3d_step": "acs724llctr-20au-t-jsm-etched.step",+ "model_3d_step_plain": "acs724llctr-20au-t-jsm.step",+ "lbr": "acs724llctr-20au-t-jsm.lbr"+ },+ "distributor_links": {+ "lcsc": "C46596282"+ },+ "distributor_check": {+ "checked_at": "2026-09-29T17:46:12Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": null,+ "status": "no match"+ },+ "mouser": {+ "pn": null,+ "status": "no match"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "IP+",+ "type": "passive",+ "description": "Primary current conductor input, positive direction; internally connected to pin 2; current flows into the chip through this path; primary conductor resistance 0.85 mΩ typical."+ },+ {+ "number": "2",+ "name": "IP+",+ "type": "passive",+ "description": "Primary current conductor input, positive direction; internally connected to pin 1; current flows into the chip through this path; primary conductor resistance 0.85 mΩ typical."+ },+ {+ "number": "3",+ "name": "IP-",+ "type": "passive",+ "description": "Primary current conductor output, negative direction; internally connected to pin 4; current flows out of the chip; galvanically isolated from signal-side pins."+ },+ {+ "number": "4",+ "name": "IP-",+ "type": "passive",+ "description": "Primary current conductor output, negative direction; internally connected to pin 3; current flows out of the chip; galvanically isolated from signal-side pins."+ },+ {+ "number": "5",+ "name": "GND",+ "type": "power_in",+ "description": "Device ground terminal; signal-side reference ground for VCC supply and analog output."+ },+ {+ "number": "6",+ "name": "FILTER",+ "type": "passive",+ "description": "Bandwidth setting pin; an external capacitor from this pin to GND sets the output low-pass filter cutoff frequency (typical application uses 1 nF giving ~250 kHz bandwidth)."+ },+ {+ "number": "7",+ "name": "VOUT",+ "type": "output",+ "description": "Analog output voltage proportional to sensed primary current; sensitivity 100 mV/A at VCC=5V for the 20A unipolar range; quiescent output voltage ≈ 0.5 V (VCC×0.1) at zero current; output voltage range 0.3 V to VCC−0.1 V."+ },+ {+ "number": "8",+ "name": "VCC",+ "type": "power_in",+ "description": "Device power supply terminal; operating range 4.5 V to 5.5 V (5V nominal for ACS724); maximum supply current 15 mA no-load; compatible with 5V power supply."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/712cd4a69f96170a610dd95cbbcaf41c.pdf",+ "pages": 16,+ "sha256": "b0dfb2b3df2c3bec",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 8,+ "described": 8,+ "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]"+ }+}