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TPS3307-18MDREP
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Texas Instruments Supervisor And Reset ICs, SOIC-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 @@+# TPS3307-18MDREP++**Texas Instruments** · Supervisor And Reset ICs · SOIC-8++TPS3307-18MDREP from Texas Instruments, in a SOIC-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 | SENSE1 | input | Monitored voltage input for the first supply; the threshold is 1.68 V typical for the TPS3307-18 (VIT− 1.6 V min to 1.73 V max at VDD = 2 V to 6 V), and the input range is 0 to (VDD+0.3)×VIT/1.25 V. |+| 2 | SENSE2 | input | Monitored voltage input for the second supply; the TPS3307-18 threshold is 2.93 V typical (VIT− 2.8 V min to 3.02 V max), and the input range is 0 to (VDD+0.3)×VIT/1.25 V. |+| 3 | SENSE3 | input | Monitored voltage input for the third supply, with a 1.25 V typical threshold (VIT− 1.2 V min to 1.29 V max) and an input range of 0 to VDD+0.3 V. |+| 4 | GND | power_in | Ground reference for the device; all voltage values in the datasheet are specified with respect to GND. |+| 5 | RESET | output | Active-high reset output that is driven high when RESET (pin 6) is low; the device is specified with absolute maximum output currents of IOL 5 mA and IOH −5 mA. |+| 6 | RESET | output | Active-low reset output that goes low when any SENSEn input is below its threshold or MR is pulled low, and is defined from VDD ≥ 1.1 V; maximum low output current IOL is 5 mA. |+| 7 | MR | input | Manual reset input; a low level forces RESET active, with VIH of 0.7×VDD min and VIL of 0.3×VDD max, and inputs must stay within 0 to VDD+0.3 V. |+| 8 | VDD | power_in | Supply voltage input with a recommended range of 2 V to 6 V and an absolute maximum of 7 V with respect to GND. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-8 |+| Category | Power Management (PMIC) |+| Pins | 8 |++## CAD (KiCad official)++- Symbol: `TPS3307-18MDREP`+- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`+- 3D model: SOIC-8 (KiCad packages3D, STEP)+- 3D model files: `tps3307-18mdrep-etched.step` / `tps3307-18mdrep-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps3307-18mdrep.step` / `tps3307-18mdrep.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/tps3307-ep) (20 pp, sha256 `95916026a39971c7`, retrieved 2026-10-08, 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/tps3307-18mdrep-datasheet.pdf)
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the threshold is 1.68 V typical for the TPS3307-18 (VIT− 1.6 V min to 1.73 V max at VDD = 2 V to 6 V), and the input range is 0 to (VDD+0.3)×VIT/1.25 V."+ },+ {+ "number": "2",+ "name": "SENSE2",+ "type": "input",+ "description": "Monitored voltage input for the second supply; the TPS3307-18 threshold is 2.93 V typical (VIT− 2.8 V min to 3.02 V max), and the input range is 0 to (VDD+0.3)×VIT/1.25 V."+ },+ {+ "number": "3",+ "name": "SENSE3",+ "type": "input",+ "description": "Monitored voltage input for the third supply, with a 1.25 V typical threshold (VIT− 1.2 V min to 1.29 V max) and an input range of 0 to VDD+0.3 V."+ },+ {+ "number": "4",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for the device; all voltage values in the datasheet are specified with respect to GND."+ },+ {+ "number": "5",+ "name": "RESET",+ "type": "output",+ "description": "Active-high reset output that is driven high when RESET (pin 6) is low; the device is specified with absolute maximum output currents of IOL 5 mA and IOH −5 mA."+ },+ {+ "number": "6",+ "name": "RESET",+ "type": "output",+ "description": "Active-low reset output that goes low when any SENSEn input is below its threshold or MR is pulled low, and is defined from VDD ≥ 1.1 V; maximum low output current IOL is 5 mA."+ },+ {+ "number": "7",+ "name": "MR",+ "type": "input",+ "description": "Manual reset input; a low level forces RESET active, with VIH of 0.7×VDD min and VIL of 0.3×VDD max, and inputs must stay within 0 to VDD+0.3 V."+ },+ {+ "number": "8",+ "name": "VDD",+ "type": "power_in",+ "description": "Supply voltage input with a recommended range of 2 V to 6 V and an absolute maximum of 7 V with respect to GND."+ }+ ],+ "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: The text extraction dropped the overbar on the two RESET outputs, so the active-low vs active-high l; The top-view pin-number-to-name mapping was reconstructed from a text dump that lists numbers and na; The TPS3307-18MDREP is sold in the 8-pin SOIC (D) package per the ordering table and packaging info,"+ ],+ "pages_sent": 20,+ "cost_usd": 0.086,+ "at": "2026-10-08T18:34:30"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps3307-ep",+ "pages": 20,+ "sha256": "95916026a39971c7",+ "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": "tps3307-18mdrep.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "tps3307-18mdrep-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 4.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "d291addd1e0df59c2b9731b9b19560658fa2bfee0b2ff672738516fa6bbb1250",+ "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]"+ }+}