component
DRV8813PWPR
Public Made by Adomby adom
Texas Instruments Stepper Motor Driver, HTSSOP-28-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+65@@ -0,0 +1,65 @@+# DRV8813PWPR++**Texas Instruments** · Stepper Motor Driver · HTSSOP-28-EP++DRV8813PWPR from Texas Instruments, in a HTSSOP-28-EP. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | CP1 | bidirectional | Charge pump flying capacitor connection; connect 0.01 µF capacitor between CP1 and CP2. |+| 2 | CP2 | bidirectional | Charge pump flying capacitor connection; connect 0.01 µF capacitor between CP1 and CP2. |+| 3 | VCP | power_out | High-side gate drive voltage output; bypass with 0.1 µF 16 V capacitor to ground and 1 MΩ resistor to VM. |+| 4 | VMA | power_in | Bridge A motor power supply input; 8.2 V to 45 V operating range, bypass with 0.1 µF capacitor to ground. |+| 5 | AOUT1 | output | Bridge A output 1; maximum 2.5 A continuous output current at 24 V, connect to motor winding A. |+| 6 | ISENA | bidirectional | Bridge A current sense input/ground; connect current sense resistor between motor winding and this pin to ground. |+| 7 | AOUT2 | output | Bridge A output 2; maximum 2.5 A continuous output current at 24 V, connect to motor winding A. |+| 8 | BOUT2 | output | Bridge B output 2; maximum 2.5 A continuous output current at 24 V, connect to motor winding B. |+| 9 | ISENB | bidirectional | Bridge B current sense input/ground; connect current sense resistor between motor winding and this pin to ground. |+| 10 | BOUT1 | output | Bridge B output 1; maximum 2.5 A continuous output current at 24 V, connect to motor winding B. |+| 11 | VMB | power_in | Bridge B motor power supply input; 8.2 V to 45 V operating range, bypass with 0.1 µF capacitor to ground. |+| 12 | AVREF | input | Bridge A current reference input; 1 V to 3.5 V nominal range, sets full-scale winding current with gain of 5 V/V. |+| 13 | BVREF | input | Bridge B current reference input; 1 V to 3.5 V nominal range, sets full-scale winding current with gain of 5 V/V. |+| 14 | GND | power_in | Device ground; connect to system ground for power return and reference. |+| 15 | V3P3OUT | power_out | 3.3 V regulated output; output voltage 3.2 V to 3.4 V at 0 to 1 mA load current, bypass with 0.47 µF 6.3 V capacitor. |+| 16 | nRESET | input | Active-low reset input; initializes internal logic and disables H-bridge outputs, internal 100 kΩ pulldown. |+| 17 | nSLEEP | input | Sleep mode input; logic high for normal operation, logic low for low-power sleep mode with ~10 µA quiescent current. |+| 18 | nFAULT | output | Fault indicator open-drain output; active low during overtemperature (>150°C) or overcurrent (>3 A) fault condition. |+| 19 | DECAY | input | Decay mode selection input; low for slow decay, open for mixed decay, high for fast decay, internal 130 kΩ pullup and 80 kΩ pulldown. |+| 20 | APHASE | input | Bridge A phase direction control input; logic high sets AOUT1 high and AOUT2 low, internal 100 kΩ pulldown. |+| 21 | AENBL | input | Bridge A enable input; logic high to enable bridge A motor driver output, internal 100 kΩ pulldown. |+| 22 | BENBL | input | Bridge B enable input; logic high to enable bridge B motor driver output, internal 100 kΩ pulldown. |+| 23 | BPHASE | input | Bridge B phase direction control input; logic high sets BOUT1 high and BOUT2 low, internal 100 kΩ pulldown. |+| 24 | AI0 | input | Bridge A current set input bit 0; with AI1 selects 100%, 71%, 38%, or 0% of full-scale output current. |+| 25 | AI1 | input | Bridge A current set input bit 1; with AI0 selects 100%, 71%, 38%, or 0% of full-scale output current. |+| 26 | BI0 | input | Bridge B current set input bit 0; with BI1 selects 100%, 71%, 38%, or 0% of full-scale output current. |+| 27 | BI1 | input | Bridge B current set input bit 1; with BI0 selects 100%, 71%, 38%, or 0% of full-scale output current. |+| 28 | GND | power_in | Device ground; connect to system ground for power return and reference. |+| 29 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | HTSSOP-28-EP |+| Category | Motor Driver ICs |+| Pins | 29 |++## CAD (KiCad official)++- Symbol: `DRV8813PWPR`+- Footprint: `Package_SO:TSSOP-28-1EP_4.4x9.7mm_P0.65mm_EP2.85x6.7mm`+- 3D model: HTSSOP-28-EP (KiCad packages3D, STEP)+- 3D model files: `drv8813pwpr-etched.step` / `drv8813pwpr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `drv8813pwpr.step` / `drv8813pwpr.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/drv8813) (30 pp, sha256 `72c10d5d4a5a164e`, retrieved 2026-09-23, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-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/drv8813pwpr-datasheet.pdf)
page.jsonadded+270@@ -0,0 +1,270 @@+{+ "slug": "drv8813pwpr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Stepper Motor Driver, HTSSOP-28-EP. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "motor driver ics",+ "drv8813pwpr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "drv8813pwpr.kicad_sym",+ "drv8813pwpr.kicad_mod",+ "drv8813pwpr.glb",+ "drv8813pwpr.step",+ "drv8813pwpr.lbr",+ "docs/hero.png",+ "docs/drv8813pwpr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "DRV8813PWPR",+ "manufacturer": "Texas Instruments",+ "package": "HTSSOP-28-EP",+ "pin_count": 29,+ "category": "Motor Driver ICs",+ "subcategory": "Stepper Motor Driver",+ "datasheet": "https://www.ti.com/cn/lit/gpn/drv8813",+ "parts": {+ "symbol": "drv8813pwpr.kicad_sym",+ "footprint": "drv8813pwpr.kicad_mod",+ "model_3d": "drv8813pwpr-etched.glb",+ "model_3d_plain": "drv8813pwpr.glb",+ "model_3d_step": "drv8813pwpr-etched.step",+ "model_3d_step_plain": "drv8813pwpr.step",+ "lbr": "drv8813pwpr.lbr"+ },+ "distributor_links": {+ "lcsc": "C701795"+ },+ "pins": [+ {+ "number": "1",+ "name": "CP1",+ "type": "bidirectional",+ "description": "Charge pump flying capacitor connection; connect 0.01 µF capacitor between CP1 and CP2."+ },+ {+ "number": "2",+ "name": "CP2",+ "type": "bidirectional",+ "description": "Charge pump flying capacitor connection; connect 0.01 µF capacitor between CP1 and CP2."+ },+ {+ "number": "3",+ "name": "VCP",+ "type": "power_out",+ "description": "High-side gate drive voltage output; bypass with 0.1 µF 16 V capacitor to ground and 1 MΩ resistor to VM."+ },+ {+ "number": "4",+ "name": "VMA",+ "type": "power_in",+ "description": "Bridge A motor power supply input; 8.2 V to 45 V operating range, bypass with 0.1 µF capacitor to ground."+ },+ {+ "number": "5",+ "name": "AOUT1",+ "type": "output",+ "description": "Bridge A output 1; maximum 2.5 A continuous output current at 24 V, connect to motor winding A."+ },+ {+ "number": "6",+ "name": "ISENA",+ "type": "bidirectional",+ "description": "Bridge A current sense input/ground; connect current sense resistor between motor winding and this pin to ground."+ },+ {+ "number": "7",+ "name": "AOUT2",+ "type": "output",+ "description": "Bridge A output 2; maximum 2.5 A continuous output current at 24 V, connect to motor winding A."+ },+ {+ "number": "8",+ "name": "BOUT2",+ "type": "output",+ "description": "Bridge B output 2; maximum 2.5 A continuous output current at 24 V, connect to motor winding B."+ },+ {+ "number": "9",+ "name": "ISENB",+ "type": "bidirectional",+ "description": "Bridge B current sense input/ground; connect current sense resistor between motor winding and this pin to ground."+ },+ {+ "number": "10",+ "name": "BOUT1",+ "type": "output",+ "description": "Bridge B output 1; maximum 2.5 A continuous output current at 24 V, connect to motor winding B."+ },+ {+ "number": "11",+ "name": "VMB",+ "type": "power_in",+ "description": "Bridge B motor power supply input; 8.2 V to 45 V operating range, bypass with 0.1 µF capacitor to ground."+ },+ {+ "number": "12",+ "name": "AVREF",+ "type": "input",+ "description": "Bridge A current reference input; 1 V to 3.5 V nominal range, sets full-scale winding current with gain of 5 V/V."+ },+ {+ "number": "13",+ "name": "BVREF",+ "type": "input",+ "description": "Bridge B current reference input; 1 V to 3.5 V nominal range, sets full-scale winding current with gain of 5 V/V."+ },+ {+ "number": "14",+ "name": "GND",+ "type": "power_in",+ "description": "Device ground; connect to system ground for power return and reference."+ },+ {+ "number": "15",+ "name": "V3P3OUT",+ "type": "power_out",+ "description": "3.3 V regulated output; output voltage 3.2 V to 3.4 V at 0 to 1 mA load current, bypass with 0.47 µF 6.3 V capacitor."+ },+ {+ "number": "16",+ "name": "nRESET",+ "type": "input",+ "description": "Active-low reset input; initializes internal logic and disables H-bridge outputs, internal 100 kΩ pulldown."+ },+ {+ "number": "17",+ "name": "nSLEEP",+ "type": "input",+ "description": "Sleep mode input; logic high for normal operation, logic low for low-power sleep mode with ~10 µA quiescent current."+ },+ {+ "number": "18",+ "name": "nFAULT",+ "type": "output",+ "description": "Fault indicator open-drain output; active low during overtemperature (>150°C) or overcurrent (>3 A) fault condition."+ },+ {+ "number": "19",+ "name": "DECAY",+ "type": "input",+ "description": "Decay mode selection input; low for slow decay, open for mixed decay, high for fast decay, internal 130 kΩ pullup and 80 kΩ pulldown."+ },+ {+ "number": "20",+ "name": "APHASE",+ "type": "input",+ "description": "Bridge A phase direction control input; logic high sets AOUT1 high and AOUT2 low, internal 100 kΩ pulldown."+ },+ {+ "number": "21",+ "name": "AENBL",+ "type": "input",+ "description": "Bridge A enable input; logic high to enable bridge A motor driver output, internal 100 kΩ pulldown."+ },+ {+ "number": "22",+ "name": "BENBL",+ "type": "input",+ "description": "Bridge B enable input; logic high to enable bridge B motor driver output, internal 100 kΩ pulldown."+ },+ {+ "number": "23",+ "name": "BPHASE",+ "type": "input",+ "description": "Bridge B phase direction control input; logic high sets BOUT1 high and BOUT2 low, internal 100 kΩ pulldown."+ },+ {+ "number": "24",+ "name": "AI0",+ "type": "input",+ "description": "Bridge A current set input bit 0; with AI1 selects 100%, 71%, 38%, or 0% of full-scale output current."+ },+ {+ "number": "25",+ "name": "AI1",+ "type": "input",+ "description": "Bridge A current set input bit 1; with AI0 selects 100%, 71%, 38%, or 0% of full-scale output current."+ },+ {+ "number": "26",+ "name": "BI0",+ "type": "input",+ "description": "Bridge B current set input bit 0; with BI1 selects 100%, 71%, 38%, or 0% of full-scale output current."+ },+ {+ "number": "27",+ "name": "BI1",+ "type": "input",+ "description": "Bridge B current set input bit 1; with BI0 selects 100%, 71%, 38%, or 0% of full-scale output current."+ },+ {+ "number": "28",+ "name": "GND",+ "type": "power_in",+ "description": "Device ground; connect to system ground for power return and reference."+ },+ {+ "number": "29",+ "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",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: VCP is marked as IO in datasheet but classified as power_out based on function as regulated gate dri; CP1 and CP2 are charge pump flying capacitor nodes marked as IO and classified as bidirectional; the; ISENA and ISENB marked as IO and classified as bidirectional due to dual function as both current se",+ "exposed pad 29 added from the footprint"+ ],+ "pages_sent": 30,+ "cost_usd": 0.3689,+ "at": "2026-09-23T09:56:01"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/drv8813",+ "pages": 30,+ "sha256": "72c10d5d4a5a164e",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 29,+ "described": 29,+ "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]"+ }+}