(export (version "E")
  (design
    (source "C:\\Users\\gayli\\Documents\\Work\\SnorkelAI\\Ohm Bench\\kicad_digitalisolator_circuit\\kicad_digitalisolator_circuit.kicad_sch")
    (date "2026-02-27T16:44:36-1000")
    (tool "Eeschema 9.0.7")
    (sheet (number "1") (name "/") (tstamps "/")
      (title_block
        (title)
        (company)
        (rev)
        (date)
        (source "kicad_digitalisolator_circuit.kicad_sch")
        (comment (number "1") (value ""))
        (comment (number "2") (value ""))
        (comment (number "3") (value ""))
        (comment (number "4") (value ""))
        (comment (number "5") (value ""))
        (comment (number "6") (value ""))
        (comment (number "7") (value ""))
        (comment (number "8") (value ""))
        (comment (number "9") (value "")))))
  (components
    (comp (ref "C1")
      (value "10nF")
      (datasheet "~")
      (description "Unpolarized capacitor")
      (fields
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Unpolarized capacitor"))
      (libsource (lib "Device") (part "C") (description "Unpolarized capacitor"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_digitalisolator_circuit.kicad_sch"))
      (property (name "ki_keywords") (value "cap capacitor"))
      (property (name "ki_fp_filters") (value "C_*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "de448efe-8149-4b15-92ee-48cbb9fad9fd"))
    (comp (ref "R2")
      (value "2.5k")
      (datasheet "~")
      (description "Resistor, US symbol")
      (fields
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Resistor, US symbol"))
      (libsource (lib "Device") (part "R_US") (description "Resistor, US symbol"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_digitalisolator_circuit.kicad_sch"))
      (property (name "ki_keywords") (value "R res resistor"))
      (property (name "ki_fp_filters") (value "R_*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "76798380-e9de-4aef-ab38-46ed20c93900"))
    (comp (ref "R3")
      (value "562")
      (datasheet "~")
      (description "Resistor, US symbol")
      (fields
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Resistor, US symbol"))
      (libsource (lib "Device") (part "R_US") (description "Resistor, US symbol"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_digitalisolator_circuit.kicad_sch"))
      (property (name "ki_keywords") (value "R res resistor"))
      (property (name "ki_fp_filters") (value "R_*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "3e7fef72-4321-450f-bd0d-429136af0e0a"))
    (comp (ref "U1")
      (value "ISO1211")
      (footprint "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm")
      (datasheet "http://www.ti.com/lit/ds/symlink/iso1211.pdf")
      (description "Isolated, 1 Channel, 24 to 60V Digital Input Receiver, SOIC-8")
      (fields
        (field (name "Footprint") "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm")
        (field (name "Datasheet") "http://www.ti.com/lit/ds/symlink/iso1211.pdf")
        (field (name "Description") "Isolated, 1 Channel, 24 to 60V Digital Input Receiver, SOIC-8"))
      (libsource (lib "Isolator") (part "ISO1211") (description "Isolated, 1 Channel, 24 to 60V Digital Input Receiver, SOIC-8"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_digitalisolator_circuit.kicad_sch"))
      (property (name "ki_keywords") (value "isolated digital input"))
      (property (name "ki_fp_filters") (value "SOIC*3.9x4.9mm*P1.27mm*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "42484a31-1690-4ed3-ac65-1264346a71c6")))
  (libparts
    (libpart (lib "Device") (part "C")
      (description "Unpolarized capacitor")
      (docs "~")
      (footprints
        (fp "C_*"))
      (fields
        (field (name "Reference") "C")
        (field (name "Value") "C")
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Unpolarized capacitor"))
      (pins
        (pin (num "1") (name "") (type "passive"))
        (pin (num "2") (name "") (type "passive"))))
    (libpart (lib "Device") (part "R_US")
      (description "Resistor, US symbol")
      (docs "~")
      (footprints
        (fp "R_*"))
      (fields
        (field (name "Reference") "R")
        (field (name "Value") "R_US")
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Resistor, US symbol"))
      (pins
        (pin (num "1") (name "") (type "passive"))
        (pin (num "2") (name "") (type "passive"))))
    (libpart (lib "Isolator") (part "ISO1211")
      (description "Isolated, 1 Channel, 24 to 60V Digital Input Receiver, SOIC-8")
      (docs "http://www.ti.com/lit/ds/symlink/iso1211.pdf")
      (footprints
        (fp "SOIC*3.9x4.9mm*P1.27mm*"))
      (fields
        (field (name "Reference") "U")
        (field (name "Value") "ISO1211")
        (field (name "Footprint") "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm")
        (field (name "Datasheet") "http://www.ti.com/lit/ds/symlink/iso1211.pdf")
        (field (name "Description") "Isolated, 1 Channel, 24 to 60V Digital Input Receiver, SOIC-8"))
      (pins
        (pin (num "1") (name "VCC1") (type "power_in"))
        (pin (num "2") (name "EN") (type "input"))
        (pin (num "3") (name "OUT") (type "tri_state"))
        (pin (num "4") (name "GND1") (type "power_in"))
        (pin (num "5") (name "SUB") (type "passive"))
        (pin (num "6") (name "FGND") (type "power_in"))
        (pin (num "7") (name "IN") (type "input"))
        (pin (num "8") (name "SENSE") (type "input")))))
  (libraries
    (library (logical "Device")
      (uri "C:\\Program Files\\KiCad\\9.0\\share\\kicad\\symbols\\/Device.kicad_sym"))
    (library (logical "Isolator")
      (uri "C:\\Program Files\\KiCad\\9.0\\share\\kicad\\symbols\\/Isolator.kicad_sym")))
  (nets
    (net (code "1") (name "+3V3") (class "Default")
      (node (ref "U1") (pin "1") (pinfunction "VCC1") (pintype "power_in"))
      (node (ref "U1") (pin "2") (pinfunction "EN") (pintype "input")))
    (net (code "2") (name "FGND") (class "Default")
      (node (ref "C1") (pin "2") (pintype "passive"))
      (node (ref "U1") (pin "6") (pinfunction "FGND") (pintype "power_in")))
    (net (code "3") (name "FIELD_INPUT") (class "Default")
      (node (ref "R2") (pin "1") (pintype "passive")))
    (net (code "4") (name "GND1") (class "Default")
      (node (ref "U1") (pin "4") (pinfunction "GND1") (pintype "power_in")))
    (net (code "5") (name "HEAT_SINK") (class "Default")
      (node (ref "U1") (pin "5") (pinfunction "SUB") (pintype "passive")))
    (net (code "6") (name "Net-(U1-IN)") (class "Default")
      (node (ref "R3") (pin "2") (pintype "passive"))
      (node (ref "U1") (pin "7") (pinfunction "IN") (pintype "input")))
    (net (code "7") (name "Net-(U1-SENSE)") (class "Default")
      (node (ref "C1") (pin "1") (pintype "passive"))
      (node (ref "R2") (pin "2") (pintype "passive"))
      (node (ref "R3") (pin "1") (pintype "passive"))
      (node (ref "U1") (pin "8") (pinfunction "SENSE") (pintype "input")))
    (net (code "8") (name "OUTPUT") (class "Default")
      (node (ref "U1") (pin "3") (pinfunction "OUT") (pintype "tri_state")))))