component
TPS3840DL46DBVR
Public Made by Adomby adom
Texas Instruments Supervisor And Reset ICs, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+42@@ -0,0 +1,42 @@+# TPS3840DL46DBVR++**Texas Instruments** · Supervisor And Reset ICs · SOT-23-5++TPS3840DL46DBVR from Texas Instruments, in a SOT-23-5. 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 | RESET | tri_state | Open-drain active-low reset output; asserted to logic low when MR is pulled low or VDD drops below negative voltage threshold VIT- (4.6 V); released to logic high after reset delay time tD when MR returns to floating/high and VDD rises above VIT+ (4.8 V nominal). |+| 2 | VDD | power_in | Input power supply voltage (1.5 V to 10 V nominal); internally monitored by TPS3840 for voltage supervision and threshold comparison. |+| 3 | GND | power_in | Ground reference. |+| 4 | MR | input | Active-low manual reset input; pull below 600 mV (VMR_L) to assert reset output; release or drive above 0.7×VDD (VMR_H) for normal operation; can be left floating when not used due to internal 100 kΩ pull-up. |+| 5 | CT | passive | Capacitor timing terminal for user-programmable reset delay time; connect external capacitor (0 to 10 µF) between CT and GND to set tD from 50 µs minimum (no capacitor) to 6.2 s (10 µF); leave floating for 50 µs fixed delay. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOT-23-5 |+| Category | Power Management (PMIC) |+| Pins | 5 |++## CAD (KiCad official)++- Symbol: `TPS3840DL46DBVR`+- Footprint: `Package_TO_SOT_SMD:SOT-23-5`+- 3D model: SOT-23-5 (KiCad packages3D, STEP)+- 3D model files: `tps3840dl46dbvr-etched.step` / `tps3840dl46dbvr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps3840dl46dbvr.step` / `tps3840dl46dbvr.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/tps3840) (50 pp, sha256 `f1b5f7713745f4db`, retrieved 2026-09-26, 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 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/tps3840dl46dbvr-datasheet.pdf)
page.jsonadded+139@@ -0,0 +1,139 @@+{+ "slug": "tps3840dl46dbvr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Supervisor And Reset ICs, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "power management (pmic)",+ "tps3840dl46dbvr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps3840dl46dbvr.kicad_sym",+ "tps3840dl46dbvr.kicad_mod",+ "tps3840dl46dbvr.glb",+ "tps3840dl46dbvr.step",+ "tps3840dl46dbvr.lbr",+ "docs/hero.png",+ "docs/tps3840dl46dbvr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "TPS3840DL46DBVR",+ "manufacturer": "Texas Instruments",+ "package": "SOT-23-5",+ "pin_count": 5,+ "category": "Power Management (PMIC)",+ "subcategory": "Supervisor And Reset ICs",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps3840",+ "parts": {+ "symbol": "tps3840dl46dbvr.kicad_sym",+ "footprint": "tps3840dl46dbvr.kicad_mod",+ "model_3d": "tps3840dl46dbvr-etched.glb",+ "model_3d_plain": "tps3840dl46dbvr.glb",+ "model_3d_step": "tps3840dl46dbvr-etched.step",+ "model_3d_step_plain": "tps3840dl46dbvr.step",+ "lbr": "tps3840dl46dbvr.lbr"+ },+ "distributor_links": {+ "lcsc": "C1852125",+ "digikey": "296-TPS3840DL46DBVRTR-ND",+ "mouser": "595-TPS3840DL46DBVR"+ },+ "distributor_check": {+ "checked_at": "2026-09-26T20:21:10Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-TPS3840DL46DBVRTR-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-TPS3840DL46DBVR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "RESET",+ "type": "tri_state",+ "description": "Open-drain active-low reset output; asserted to logic low when MR is pulled low or VDD drops below negative voltage threshold VIT- (4.6 V); released to logic high after reset delay time tD when MR returns to floating/high and VDD rises above VIT+ (4.8 V nominal)."+ },+ {+ "number": "2",+ "name": "VDD",+ "type": "power_in",+ "description": "Input power supply voltage (1.5 V to 10 V nominal); internally monitored by TPS3840 for voltage supervision and threshold comparison."+ },+ {+ "number": "3",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference."+ },+ {+ "number": "4",+ "name": "MR",+ "type": "input",+ "description": "Active-low manual reset input; pull below 600 mV (VMR_L) to assert reset output; release or drive above 0.7×VDD (VMR_H) for normal operation; can be left floating when not used due to internal 100 kΩ pull-up."+ },+ {+ "number": "5",+ "name": "CT",+ "type": "passive",+ "description": "Capacitor timing terminal for user-programmable reset delay time; connect external capacitor (0 to 10 µF) between CT and GND to set tD from 50 µs minimum (no capacitor) to 6.2 s (10 µF); leave floating for 50 µs fixed delay."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: CT pin type marked as passive for capacitor connection; confirm this matches intended use as RC timi; MR pin described with optional floating state and can act as NC (no connection); function complete w"+ ],+ "pages_sent": 50,+ "cost_usd": 0.4866,+ "at": "2026-09-26T20:20:52"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps3840",+ "pages": 50,+ "sha256": "f1b5f7713745f4db",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 5,+ "described": 5,+ "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]"+ }+}