component
TPS79433DCQR
Public Made by Adomby adom
Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+43@@ -0,0 +1,43 @@+# TPS79433DCQR++**Texas Instruments** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-223-6++TPS79433DCQR from Texas Instruments, in a SOT-223-6. 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 | EN | input | Enable input: a logic-high level enables the device and a logic-low level (at or below VEN(LOW) 0.7 V max for the old chip, 0.425 V max for the new chip) puts it in shutdown, with VEN rated 0 to 5.5 V in recommended operation. |+| 2 | IN | power_in | Unregulated input to the regulator, recommended VIN range 2.7 V to 5.5 V, with a ceramic input bypass capacitor of at least 1 µF connected between IN and GND close to the device. |+| 3 | GND | power_in | Regulator ground; pins 3 and 6 are both GND and the SOT-223 tab is electrically grounded, so it should be soldered to a large copper area for heat dissipation. |+| 4 | OUT | power_out | Regulated output of the device, rated for 0 to 250 mA continuous output current and requiring an output capacitor of at least 1.0 µF (2.2 µF typical) between OUT and GND for stability. |+| 5 | NR/NC | passive | On the old chip this is the noise-reduction (NR) pin, which connects to the internal 250 kΩ reference resistor and takes an external bypass capacitor of 0 to 100 nF (leakage must be minimal); on the new chip it is a no-connect that should be tied to GND or left floating. |+| 6 | GND | power_in | Regulator ground; second GND pin of the DCQ package, to be connected to the same ground plane as pin 3. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOT-223-6 |+| Category | Power Management (PMIC) |+| Pins | 6 |++## CAD (KiCad official)++- Symbol: `TPS79433DCQR`+- Footprint: `Package_TO_SOT_SMD:SOT-223-6`+- 3D model: SOT-223-6 (KiCad packages3D, STEP)+- 3D model files: `tps79433dcqr-etched.step` / `tps79433dcqr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps79433dcqr.step` / `tps79433dcqr.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/tps794) (51 pp, sha256 `84291eb77a7c37c6`, retrieved 2026-10-08, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **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/tps79433dcqr-datasheet.pdf)
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Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "tps79433dcqr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps79433dcqr.kicad_sym",+ "tps79433dcqr.kicad_mod",+ "tps79433dcqr.glb",+ "tps79433dcqr.step",+ "tps79433dcqr.lbr",+ "docs/hero.png",+ "docs/tps79433dcqr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "tps79433dcqr-hero.glb",+ "tps79433dcqr-hero.overlay.json"+ ],+ "component": {+ "mpn": "TPS79433DCQR",+ "manufacturer": "Texas Instruments",+ "package": "SOT-223-6",+ "pin_count": 6,+ "category": "Power Management (PMIC)",+ "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps794",+ "parts": {+ "symbol": "tps79433dcqr.kicad_sym",+ "footprint": "tps79433dcqr.kicad_mod",+ "model_3d": "tps79433dcqr-hero.glb",+ "model_3d_plain": "tps79433dcqr.glb",+ "model_3d_step": "tps79433dcqr-etched.step",+ "model_3d_step_plain": "tps79433dcqr.step",+ "lbr": "tps79433dcqr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2877950",+ "digikey": "296-14437-2-ND",+ "mouser": "595-TPS79433DCQR"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T18:53:19Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-14437-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TPS79433DCQR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "EN",+ "type": "input",+ "description": "Enable input: a logic-high level enables the device and a logic-low level (at or below VEN(LOW) 0.7 V max for the old chip, 0.425 V max for the new chip) puts it in shutdown, with VEN rated 0 to 5.5 V in recommended operation."+ },+ {+ "number": "2",+ "name": "IN",+ "type": "power_in",+ "description": "Unregulated input to the regulator, recommended VIN range 2.7 V to 5.5 V, with a ceramic input bypass capacitor of at least 1 µF connected between IN and GND close to the device."+ },+ {+ "number": "3",+ "name": "GND",+ "type": "power_in",+ "description": "Regulator ground; pins 3 and 6 are both GND and the SOT-223 tab is electrically grounded, so it should be soldered to a large copper area for heat dissipation."+ },+ {+ "number": "4",+ "name": "OUT",+ "type": "power_out",+ "description": "Regulated output of the device, rated for 0 to 250 mA continuous output current and requiring an output capacitor of at least 1.0 µF (2.2 µF typical) between OUT and GND for stability."+ },+ {+ "number": "5",+ "name": "NR/NC",+ "type": "passive",+ "description": "On the old chip this is the noise-reduction (NR) pin, which connects to the internal 250 kΩ reference resistor and takes an external bypass capacitor of 0 to 100 nF (leakage must be minimal); on the new chip it is a no-connect that should be tied to GND or left floating."+ },+ {+ "number": "6",+ "name": "GND",+ "type": "power_in",+ "description": "Regulator ground; second GND pin of the DCQ package, to be connected to the same ground plane as pin 3."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-5-5",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Pin 5 is NR on the old chip and NC on the new chip. The TPS79433DCQR orderable suffix does not say w; The datasheet lists GND for DCQ as pins 3 and 6 in the table column, with the tab also grounded. The; The datasheet lists TPS79433 as a fixed-output part, and the DCQ pin-5 FB function (shown in Fig. 4-"+ ],+ "pages_sent": 24,+ "cost_usd": 0.1113,+ "at": "2026-10-08T18:52:43"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps794",+ "pages": 51,+ "sha256": "84291eb77a7c37c6",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 6,+ "described": 6,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "tps79433dcqr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 8.475,+ 6.7,+ 1.6+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "bf43e0f52215e5c8b069c660d1a580928edb1037d7f7155d98bb6d1df79e64ff",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "tps79433dcqr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 8.475,+ 6.7,+ 1.6+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "4c76fe5f8540993cc628ea22ba6d14e849a4a4ab303d7c7d56e5c9a1d719c1da",+ "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]"+ }+}