component
DRV8231
Public Made by Adomby adom
TI brushed DC motor driver, WSON-8. Single H-bridge, 4.5-33 V, 3.7 A peak, integrated current sense (IPROPI). Datasheet-verified.
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drv8231: datasheet-first component page (KiCad sym+mod+step+lbr, hero, viewers)
1 file changed
+128−8
page.json+128−8@@ -1,8 +1,11 @@ {+ "schema_version": 1,+ "type": "component", "slug": "drv8231",+ "title": "DRV8231",+ "brief": "TI brushed DC motor driver, WSON-8. Single H-bridge, 4.5-33 V, 3.7 A peak, integrated current sense (IPROPI). Datasheet-verified.", "version": "0.1.0",- "type": "component",- "description": "TI brushed DC motor driver, WSON-8. Single H-bridge, 4.5-33 V, 3.7 A peak, integrated current sense (IPROPI). Datasheet-verified.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "driver",@@ -12,6 +15,128 @@ "wson-8", "texas-instruments" ],+ "component": {+ "mpn": "DRV8231",+ "manufacturer": "Texas Instruments",+ "package": "WSON-8",+ "pin_count": 9,+ "category": "Driver",+ "subcategory": "Brushed DC motor driver",+ "datasheet": "https://www.ti.com/lit/ds/symlink/drv8231a.pdf",+ "parts": {+ "symbol": "drv8231.kicad_sym",+ "footprint": "drv8231.kicad_mod",+ "model_3d": "drv8231.glb",+ "model_3d_step": "drv8231.step",+ "lbr": "drv8231.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "IPROPI",+ "type": "output",+ "description": "Analog current output proportional to load current (current mirror, 1500 \u00b5A/A scaling factor). Connect an external resistor (RIPROPI) to GND to convert to a voltage for sensing/regulation with VREF. Max 3 mA, max voltage 5.75 V."+ },+ {+ "number": "2",+ "name": "IN2",+ "type": "input",+ "description": "Logic input controlling H-bridge output OUT2. Has internal pulldown (100 k\u03a9 to GND). Compatible with 1.8-V/3.3-V/5-V logic; VIH \u2265 1.5 V, VIL \u2264 0.5 V. Supports PWM up to 200 kHz."+ },+ {+ "number": "3",+ "name": "IN1",+ "type": "input",+ "description": "Logic input controlling H-bridge output OUT1. Has internal pulldown (100 k\u03a9 to GND). Compatible with 1.8-V/3.3-V/5-V logic; VIH \u2265 1.5 V, VIL \u2264 0.5 V. Supports PWM up to 200 kHz."+ },+ {+ "number": "4",+ "name": "VREF",+ "type": "input",+ "description": "Analog reference voltage input (0 to 5 V, max 6 V) setting the current-regulation trip threshold together with RIPROPI. Absorbs the need for MCU intervention during start-up/stall."+ },+ {+ "number": "5",+ "name": "VM",+ "type": "power_in",+ "description": "Motor power supply, 4.5 V to 33 V (abs max 35 V). Bypass with a 0.1-\u00b5F ceramic to GND plus sufficient bulk capacitance rated for VM."+ },+ {+ "number": "6",+ "name": "OUT1",+ "type": "output",+ "description": "H-bridge output 1. Connect directly to one motor terminal or other inductive load. Peak current 3.7 A; RDS(on) high-side + low-side \u2248 600 m\u03a9 at 24 V."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Device power ground. Connect to system ground plane; tie to thermal pad for good return and thermal dissipation."+ },+ {+ "number": "8",+ "name": "OUT2",+ "type": "output",+ "description": "H-bridge output 2. Connect directly to the other motor terminal or other inductive load. Peak current 3.7 A; body-diode forward voltage \u2248 0.8 V at 1 A."+ },+ {+ "number": "9",+ "name": "PAD",+ "type": "passive",+ "description": "Exposed thermal pad. Connect to board ground and use large ground planes on multiple layers with multiple nearby vias for effective heat dissipation."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/drv8231a.pdf",+ "pages": 44,+ "sha256": "96545c004b2fa920",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 9,+ "described": 9,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Type": "Brushed DC motor driver (single H-bridge)",+ "Supply (VM)": "4.5-33 V",+ "Peak current": "3.7 A",+ "Current sense": "Integrated (IPROPI output)",+ "Control": "PWM via IN1 / IN2",+ "Protection": "UVLO, OCP, OTP",+ "Package": "WSON-8 (2x2 mm)"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "drv8231",+ "brushed dc motor driver",+ "h-bridge with current sense",+ "33v motor driver"+ ],+ "discovery_pitch": "TI DRV8231 brushed DC motor driver with integrated current sense (WSON-8) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -29,10 +154,5 @@ "docs/drv8231-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }