component
INA241A4IDDFR
Public Made by Adomby adom
Texas Instruments Current Sense Amplifiers, TSOT-23-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+44@@ -0,0 +1,44 @@+# INA241A4IDDFR++**Texas Instruments** · Current Sense Amplifiers · TSOT-23-8++INA241A4IDDFR from Texas Instruments, in a TSOT-23-8. 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 | Current-sense amplifier negative input; for high-side applications connect to the load side of the sense resistor, and for low-side applications connect to the ground side of the sense resistor. |+| 2 | GND | power_in | Ground reference pin for the device. |+| 3 | REF2 | input | Reference 2 voltage input; connect to a voltage potential from 0 V to VS. |+| 4 | NC | unconnected | Reserved pin; the datasheet says to connect it to ground. |+| 5 | OUT | output | Amplifier output voltage. |+| 6 | VS | power_in | Power supply input, 2.7 V to 20 V. |+| 7 | REF1 | input | Reference 1 voltage input; connect to a voltage potential from 0 V to VS. |+| 8 | IN+ | input | Current-sense amplifier positive input; for high-side applications connect to the bus-voltage side of the sense resistor, and for low-side applications connect to the load side of the sense resistor. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSOT-23-8 |+| Category | Amplifiers/Comparators |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `INA241A4IDDFR`+- Footprint: `Package_TO_SOT_SMD:TSOT-23-8`+- 3D model: TSOT-23-8 (KiCad packages3D, STEP)+- 3D model files: `ina241a4iddfr-etched.step` / `ina241a4iddfr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ina241a4iddfr.step` / `ina241a4iddfr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603406376454938624) (43 pp, sha256 `12a6925f886fa1a0`, retrieved 2026-10-07, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (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/ina241a4iddfr-datasheet.pdf)
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The DDF 8-pin package matches the "+ ],+ "pages_sent": 14,+ "cost_usd": 0.0777,+ "at": "2026-10-07T23:00:10"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603406376454938624",+ "pages": 43,+ "sha256": "12a6925f886fa1a0",+ "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"+ },+ "models_3d": [+ {+ "file": "ina241a4iddfr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 2.8,+ 2.9,+ 0.95+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "dc644a91883054d8f75e38542e63c2050dc8f2e8b7f12e1c57dcd93245fbd473",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "ina241a4iddfr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 2.8,+ 2.9,+ 0.95+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "82fb864ed649d32fc4c001c31a91aaac125c547d7a9caeebcf0486099d9aec0e",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}