component
TPS92638QPWPRQ1
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Texas Instruments LED Drivers, HTSSOP-20-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+58@@ -0,0 +1,58 @@+# TPS92638QPWPRQ1++**Texas Instruments** · LED Drivers · HTSSOP-20-EP++TPS92638QPWPRQ1 from Texas Instruments, in a HTSSOP-20-EP. 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 | SUPPLY | power_in | Input power supply terminal accepts 5V to 40V automotive battery voltage |+| 2 | EN | input | Logic input for device enable and shutdown control with internal pulldown resistor |+| 3 | STOP | input | Logic signal input to control stop light LED current setting with internal pulldown |+| 4 | PWM1 | input | PWM input and ON-OFF control for LED output channels 1 and 2 with internal pulldown |+| 5 | PWM2 | input | PWM input and ON-OFF control for LED output channels 3 and 4 with internal pulldown |+| 6 | PWM3 | input | PWM input and ON-OFF control for LED output channels 5 and 6 with internal pulldown |+| 7 | PWM4 | input | PWM input and ON-OFF control for LED output channels 7 and 8 with internal pulldown |+| 8 | FAULT | tri_state | Open-drain fault output pin for LED open-load, short-circuit, and thermal shutdown fault reporting |+| 9 | TEMP | input | Temperature monitoring input for thermal foldback threshold programming, tie to ground to disable |+| 10 | REFHI | input | Reference resistor terminal for stop light LED current setting |+| 11 | REF | input | Reference resistor terminal for normal tail light LED current setting |+| 12 | GND | power_in | Ground reference connection |+| 13 | IOUT8 | output | LED constant current output channel 8, maximum 70mA per channel |+| 14 | IOUT7 | output | LED constant current output channel 7, maximum 70mA per channel |+| 15 | IOUT6 | output | LED constant current output channel 6, maximum 70mA per channel |+| 16 | IOUT5 | output | LED constant current output channel 5, maximum 70mA per channel |+| 17 | IOUT4 | output | LED constant current output channel 4, maximum 70mA per channel |+| 18 | IOUT3 | output | LED constant current output channel 3, maximum 70mA per channel |+| 19 | IOUT2 | output | LED constant current output channel 2, maximum 70mA per channel |+| 20 | IOUT1 | output | LED constant current output channel 1, maximum 70mA per channel |+| 21 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | HTSSOP-20-EP |+| Category | Nixie Tube Driver/LED Driver |+| Pins | 21 |++## CAD (KiCad official)++- Symbol: `TPS92638QPWPRQ1`+- Footprint: `Package_SO:TSSOP-20-1EP_4.4x6.5mm_P0.65mm_EP2.15x3.35mm`+- 3D model: HTSSOP-20-EP, generated from the KiCad footprint (body from the F.Fab outline, terminals on the pads, 1.2 mm nominal TSSOP height). Neither the vendor nor KiCad ships a 3D model for this package, so the dimensions are nominal, not the manufacturer's CAD (STEP)+- 3D model files: `tps92638qpwprq1-etched.step` / `tps92638qpwprq1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps92638qpwprq1.step` / `tps92638qpwprq1.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/tps92638-q1) (38 pp, sha256 `162ec04862fafd17`, retrieved 2026-10-01, 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-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/tps92638qpwprq1-datasheet.pdf)
page.jsonadded+235@@ -0,0 +1,235 @@+{+ "slug": "tps92638qpwprq1",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments LED Drivers, HTSSOP-20-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "nixie tube driver-led driver",+ "tps92638qpwprq1",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tps92638qpwprq1.kicad_sym",+ "tps92638qpwprq1.kicad_mod",+ "tps92638qpwprq1.glb",+ "tps92638qpwprq1.step",+ "tps92638qpwprq1.lbr",+ "docs/hero.png",+ "docs/tps92638qpwprq1-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "TPS92638QPWPRQ1",+ "manufacturer": "Texas Instruments",+ "package": "HTSSOP-20-EP",+ "pin_count": 21,+ "category": "Nixie Tube Driver/LED Driver",+ "subcategory": "LED Drivers",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tps92638-q1",+ "parts": {+ "symbol": "tps92638qpwprq1.kicad_sym",+ "footprint": "tps92638qpwprq1.kicad_mod",+ "model_3d": "tps92638qpwprq1-etched.glb",+ "model_3d_plain": "tps92638qpwprq1.glb",+ "model_3d_step": "tps92638qpwprq1-etched.step",+ "model_3d_step_plain": "tps92638qpwprq1.step",+ "lbr": "tps92638qpwprq1.lbr"+ },+ "distributor_links": {+ "lcsc": "C213566",+ "digikey": "296-41953-2-ND",+ "mouser": "595-TPS92638QPWPRQ1"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T17:34:39Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-41953-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-TPS92638QPWPRQ1",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "SUPPLY",+ "type": "power_in",+ "description": "Input power supply terminal accepts 5V to 40V automotive battery voltage"+ },+ {+ "number": "2",+ "name": "EN",+ "type": "input",+ "description": "Logic input for device enable and shutdown control with internal pulldown resistor"+ },+ {+ "number": "3",+ "name": "STOP",+ "type": "input",+ "description": "Logic signal input to control stop light LED current setting with internal pulldown"+ },+ {+ "number": "4",+ "name": "PWM1",+ "type": "input",+ "description": "PWM input and ON-OFF control for LED output channels 1 and 2 with internal pulldown"+ },+ {+ "number": "5",+ "name": "PWM2",+ "type": "input",+ "description": "PWM input and ON-OFF control for LED output channels 3 and 4 with internal pulldown"+ },+ {+ "number": "6",+ "name": "PWM3",+ "type": "input",+ "description": "PWM input and ON-OFF control for LED output channels 5 and 6 with internal pulldown"+ },+ {+ "number": "7",+ "name": "PWM4",+ "type": "input",+ "description": "PWM input and ON-OFF control for LED output channels 7 and 8 with internal pulldown"+ },+ {+ "number": "8",+ "name": "FAULT",+ "type": "tri_state",+ "description": "Open-drain fault output pin for LED open-load, short-circuit, and thermal shutdown fault reporting"+ },+ {+ "number": "9",+ "name": "TEMP",+ "type": "input",+ "description": "Temperature monitoring input for thermal foldback threshold programming, tie to ground to disable"+ },+ {+ "number": "10",+ "name": "REFHI",+ "type": "input",+ "description": "Reference resistor terminal for stop light LED current setting"+ },+ {+ "number": "11",+ "name": "REF",+ "type": "input",+ "description": "Reference resistor terminal for normal tail light LED current setting"+ },+ {+ "number": "12",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference connection"+ },+ {+ "number": "13",+ "name": "IOUT8",+ "type": "output",+ "description": "LED constant current output channel 8, maximum 70mA per channel"+ },+ {+ "number": "14",+ "name": "IOUT7",+ "type": "output",+ "description": "LED constant current output channel 7, maximum 70mA per channel"+ },+ {+ "number": "15",+ "name": "IOUT6",+ "type": "output",+ "description": "LED constant current output channel 6, maximum 70mA per channel"+ },+ {+ "number": "16",+ "name": "IOUT5",+ "type": "output",+ "description": "LED constant current output channel 5, maximum 70mA per channel"+ },+ {+ "number": "17",+ "name": "IOUT4",+ "type": "output",+ "description": "LED constant current output channel 4, maximum 70mA per channel"+ },+ {+ "number": "18",+ "name": "IOUT3",+ "type": "output",+ "description": "LED constant current output channel 3, maximum 70mA per channel"+ },+ {+ "number": "19",+ "name": "IOUT2",+ "type": "output",+ "description": "LED constant current output channel 2, maximum 70mA per channel"+ },+ {+ "number": "20",+ "name": "IOUT1",+ "type": "output",+ "description": "LED constant current output channel 1, maximum 70mA per channel"+ },+ {+ "number": "21",+ "name": "EP",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "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-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Thermal pad shown in package diagram on PAGE 3 but not assigned explicit pin number in Pin Functions"+ ],+ "pages_sent": 38,+ "cost_usd": 0.2855,+ "at": "2026-10-01T17:34:16"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps92638-q1",+ "pages": 38,+ "sha256": "162ec04862fafd17",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 21,+ "described": 21,+ "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]"+ }+}