component
BQ29410PWR
Public Made by Adomby adom
Texas Instruments Battery Management, TSSOP-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 @@+# BQ29410PWR++**Texas Instruments** · Battery Management · TSSOP-8++BQ29410PWR from Texas Instruments, in a TSSOP-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 | VC1 | input | Sense voltage input for the most positive cell, with a recommended input voltage range of 0 V to 25 V and an absolute maximum of 28 V. |+| 2 | VC2 | input | Sense voltage input for the second most positive cell, with a recommended input voltage range of 0 V to 25 V and an absolute maximum of 28 V. |+| 3 | VC3 | input | Sense voltage input for the third most positive cell, with a recommended input voltage range of 0 V to 25 V and an absolute maximum of 28 V. |+| 4 | GND | power_in | Ground pin, which is the reference for all device voltages except the cell-to-cell differential voltages. |+| 5 | VC4 | input | Sense voltage input for the least positive cell, with a recommended input voltage range of 0 V to 25 V and an absolute maximum of 28 V. |+| 6 | CD | passive | External capacitor connection that sets the overvoltage detection delay, where td = 1.2 V × C(DELAY) / I(CD) with I(CD) = 0.18 µA, and the recommended delay capacitance is 0.22 µF; the absolute maximum voltage is 28 V. |+| 7 | VDD | power_in | Power supply input, with a recommended supply range of 4 V to 25 V and an absolute maximum of 28 V. |+| 8 | OUT | output | Overvoltage protection output that goes from low to high once the CD pin reaches 1.2 V to activate the external NCH FET that blows the fuse, with an absolute maximum voltage of 28 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-8 |+| Category | Power Management (PMIC) |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `BQ29410PWR`+- Footprint: `Package_SO:TSSOP-8_3x3mm_P0.65mm`+- 3D model: TSSOP-8 (KiCad packages3D, STEP)+- 3D model files: `bq29410pwr-etched.step` / `bq29410pwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bq29410pwr.step` / `bq29410pwr.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/lit/ds/symlink/bq29410.pdf) (21 pp, sha256 `ba3496ab8d0bc500`, retrieved 2026-10-08, tier: manufacturer)+- **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/bq29410pwr-datasheet.pdf)
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The input, power, and output c; The VC pin ratings combine the recommended operating range (0 V to 25 V) and the absolute maximum (2"+ ],+ "pages_sent": 21,+ "cost_usd": 0.0868,+ "at": "2026-10-08T18:11:16"+ },+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/bq29410.pdf",+ "pages": 21,+ "sha256": "ba3496ab8d0bc500",+ "source_tier": "mfr"+ },+ "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": "bq29410pwr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 4.9,+ 3,+ 1.1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "cf28a51742b2e31065e201d1b313207140cbfb49062efd938788f7a310d02738",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "bq29410pwr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 4.9,+ 3,+ 1.1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "5be0ea02183914fe059f8fed99f64404e3d7465dc0ac1b3cc077dafea9aabebc",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}