component
DRV8811PWPR
Public Made by Adomby adom
Texas Instruments Stepper Motor Driver, HTSSOP-28. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+21−18@@ -32,7 +32,7 @@ "number": "1", "name": "ISENA", "type": "input",- "description": "Bridge A ground / current sense. Connect to current sense resistor for bridge A. Absolute limit \u00b10.875 V (transients \u00b11 V <25 ns allowed)."+ "description": "Bridge A ground / current sense. Connect to current sense resistor for bridge A. Absolute limit ±0.875 V (transients ±1 V <25 ns allowed)." }, { "number": "2",@@ -44,25 +44,25 @@ "number": "3", "name": "DIR", "type": "input",- "description": "Direction input. Logic level sets the direction of stepping. Has weak internal pulldown (~1 M\u03a9)."+ "description": "Direction input. Logic level sets the direction of stepping. Has weak internal pulldown (~1 MΩ)." }, { "number": "4", "name": "AOUT1", "type": "output",- "description": "Bridge A output 1. Connect to bipolar stepper motor winding A. Rated up to 1.9 A. Positive current is AOUT1 \u2192 AOUT2."+ "description": "Bridge A output 1. Connect to bipolar stepper motor winding A. Rated up to 1.9 A. Positive current is AOUT1 → AOUT2." }, { "number": "5", "name": "DECAY", "type": "input",- "description": "Decay mode select. Voltage applied sets decay mode (slow/mixed/fast). Bypass to GND with a 0.1 \u00b5F ceramic capacitor."+ "description": "Decay mode select. Voltage applied sets decay mode (slow/mixed/fast). Bypass to GND with a 0.1 µF ceramic capacitor." }, { "number": "6", "name": "RCA", "type": "input",- "description": "Bridge A blanking and off-time adjust. Connect a parallel resistor (12-100 k\u03a9) and capacitor (470-1500 pF) to GND."+ "description": "Bridge A blanking and off-time adjust. Connect a parallel resistor (12-100 kΩ) and capacitor (470-1500 pF) to GND." }, { "number": "7",@@ -80,19 +80,19 @@ "number": "9", "name": "RCB", "type": "input",- "description": "Bridge B blanking and off-time adjust. Connect a parallel resistor (12-100 k\u03a9) and capacitor (470-1500 pF) to GND."+ "description": "Bridge B blanking and off-time adjust. Connect a parallel resistor (12-100 kΩ) and capacitor (470-1500 pF) to GND." }, { "number": "10", "name": "VCC", "type": "power_in",- "description": "Logic supply voltage. Connect to a 3 V to 5.5 V logic supply. Bypass to GND with a 0.1 \u00b5F ceramic capacitor."+ "description": "Logic supply voltage. Connect to a 3 V to 5.5 V logic supply. Bypass to GND with a 0.1 µF ceramic capacitor." }, { "number": "11", "name": "BOUT1", "type": "output",- "description": "Bridge B output 1. Connect to bipolar stepper motor winding B. Rated up to 1.9 A. Positive current is BOUT1 \u2192 BOUT2."+ "description": "Bridge B output 1. Connect to bipolar stepper motor winding B. Rated up to 1.9 A. Positive current is BOUT1 → BOUT2." }, { "number": "12",@@ -110,7 +110,7 @@ "number": "14", "name": "ISENB", "type": "input",- "description": "Bridge B ground / current sense. Connect to current sense resistor for bridge B. Absolute limit \u00b10.875 V (transients \u00b11 V <25 ns allowed)."+ "description": "Bridge B ground / current sense. Connect to current sense resistor for bridge B. Absolute limit ±0.875 V (transients ±1 V <25 ns allowed)." }, { "number": "15",@@ -128,13 +128,13 @@ "number": "17", "name": "RESETn", "type": "input",- "description": "Reset input, active-low. Initializes the indexer logic and disables the H-bridge outputs. Weak internal pullup (~1 M\u03a9)."+ "description": "Reset input, active-low. Initializes the indexer logic and disables the H-bridge outputs. Weak internal pullup (~1 MΩ)." }, { "number": "18", "name": "BOUT2", "type": "output",- "description": "Bridge B output 2. Positive current is BOUT1 \u2192 BOUT2. Rated up to 1.9 A."+ "description": "Bridge B output 2. Positive current is BOUT1 → BOUT2. Rated up to 1.9 A." }, { "number": "19",@@ -146,7 +146,7 @@ "number": "20", "name": "VGD", "type": "power_out",- "description": "Low-side gate drive voltage. Bypass to GND with a 0.22 \u00b5F ceramic capacitor. Absolute max 8 V."+ "description": "Low-side gate drive voltage. Bypass to GND with a 0.22 µF ceramic capacitor. Absolute max 8 V." }, { "number": "21",@@ -158,31 +158,31 @@ "number": "22", "name": "VCP", "type": "power_out",- "description": "High-side gate drive voltage (charge pump output). Connect a 0.22 \u00b5F ceramic capacitor to VM."+ "description": "High-side gate drive voltage (charge pump output). Connect a 0.22 µF ceramic capacitor to VM." }, { "number": "23", "name": "CP1", "type": "passive",- "description": "Charge pump flying capacitor. Connect a 0.22 \u00b5F capacitor between CP1 and CP2."+ "description": "Charge pump flying capacitor. Connect a 0.22 µF capacitor between CP1 and CP2." }, { "number": "24", "name": "CP2", "type": "passive",- "description": "Charge pump flying capacitor. Connect a 0.22 \u00b5F capacitor between CP1 and CP2."+ "description": "Charge pump flying capacitor. Connect a 0.22 µF capacitor between CP1 and CP2." }, { "number": "25", "name": "AOUT2", "type": "output",- "description": "Bridge A output 2. Positive current is AOUT1 \u2192 AOUT2. Rated up to 1.9 A."+ "description": "Bridge A output 2. Positive current is AOUT1 → AOUT2. Rated up to 1.9 A." }, { "number": "26", "name": "ENABLEn", "type": "input",- "description": "Enable input, active-low. Logic high disables device outputs, logic low enables outputs. Weak internal pullup (~1 M\u03a9)."+ "description": "Enable input, active-low. Logic high disables device outputs, logic low enables outputs. Weak internal pullup (~1 MΩ)." }, { "number": "27",@@ -270,5 +270,8 @@ "docs/drv8811pwpr-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }