(export (version "E")
  (design
    (source "/Users/merkebgirmay/Downloads/kicad_voltage regulator_circuit_modify/kicad_voltage regulator_circuit_modify.kicad_sch")
    (date "2026-03-02T03:14:08-0800")
    (tool "Eeschema 9.0.7")
    (sheet (number "1") (name "/") (tstamps "/")
      (title_block
        (title)
        (company)
        (rev)
        (date)
        (source "kicad_voltage regulator_circuit_modify.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 "0.1uF")
      (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_voltage regulator_circuit_modify.kicad_sch"))
      (property (name "ki_keywords") (value "cap capacitor"))
      (property (name "ki_fp_filters") (value "C_*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "154ff894-cec7-48aa-a3e6-c75903c3d1da"))
    (comp (ref "C2")
      (value "0.1uF")
      (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_voltage regulator_circuit_modify.kicad_sch"))
      (property (name "ki_keywords") (value "cap capacitor"))
      (property (name "ki_fp_filters") (value "C_*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "ee504bd2-e9c8-4b42-811d-85701a99e132"))
    (comp (ref "C3")
      (value "10uF")
      (datasheet "~")
      (description "Polarized capacitor")
      (fields
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Polarized capacitor"))
      (libsource (lib "Device") (part "C_Polarized") (description "Polarized capacitor"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_voltage regulator_circuit_modify.kicad_sch"))
      (property (name "ki_keywords") (value "cap capacitor"))
      (property (name "ki_fp_filters") (value "CP_*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "4d1e75a9-b24d-4424-ac81-e3713d90dcc4"))
    (comp (ref "C4")
      (value "0.22uF")
      (datasheet "~")
      (description "Polarized capacitor")
      (fields
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Polarized capacitor"))
      (libsource (lib "Device") (part "C_Polarized") (description "Polarized capacitor"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_voltage regulator_circuit_modify.kicad_sch"))
      (property (name "ki_keywords") (value "cap capacitor"))
      (property (name "ki_fp_filters") (value "CP_*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "80c2b397-6b57-415c-9340-3e97f8201011"))
    (comp (ref "D1")
      (value "1N4001")
      (footprint "Diode_THT:D_DO-41_SOD81_P10.16mm_Horizontal")
      (datasheet "http://www.vishay.com/docs/88503/1n4001.pdf")
      (description "50V 1A General Purpose Rectifier Diode, DO-41")
      (fields
        (field (name "Sim.Device") "D")
        (field (name "Sim.Pins") "1=K 2=A")
        (field (name "Footprint") "Diode_THT:D_DO-41_SOD81_P10.16mm_Horizontal")
        (field (name "Datasheet") "http://www.vishay.com/docs/88503/1n4001.pdf")
        (field (name "Description") "50V 1A General Purpose Rectifier Diode, DO-41"))
      (libsource (lib "Diode") (part "1N4001") (description "50V 1A General Purpose Rectifier Diode, DO-41"))
      (property (name "Sim.Device") (value "D"))
      (property (name "Sim.Pins") (value "1=K 2=A"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_voltage regulator_circuit_modify.kicad_sch"))
      (property (name "ki_keywords") (value "diode"))
      (property (name "ki_fp_filters") (value "D*DO?41*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "9c7e6126-b72f-4b07-a764-df95735ccd58"))
    (comp (ref "D2")
      (value "LED")
      (datasheet "~")
      (description "Light emitting diode")
      (fields
        (field (name "Sim.Pins") "1=K 2=A")
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Light emitting diode"))
      (libsource (lib "Device") (part "LED") (description "Light emitting diode"))
      (property (name "Sim.Pins") (value "1=K 2=A"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_voltage regulator_circuit_modify.kicad_sch"))
      (property (name "ki_keywords") (value "LED diode"))
      (property (name "ki_fp_filters") (value "LED* LED_SMD:* LED_THT:*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "0968904e-4f0b-4372-a969-c3b52f49b8e7"))
    (comp (ref "D3")
      (value "LED")
      (datasheet "~")
      (description "Light emitting diode")
      (fields
        (field (name "Sim.Pins") "1=K 2=A")
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Light emitting diode"))
      (libsource (lib "Device") (part "LED") (description "Light emitting diode"))
      (property (name "Sim.Pins") (value "1=K 2=A"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_voltage regulator_circuit_modify.kicad_sch"))
      (property (name "ki_keywords") (value "LED diode"))
      (property (name "ki_fp_filters") (value "LED* LED_SMD:* LED_THT:*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "61dd576d-5272-4ad3-92e8-f40c3f021437"))
    (comp (ref "J3")
      (value "Conn_01x02_Pin")
      (datasheet "~")
      (description "Generic connector, single row, 01x02, script generated")
      (fields
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Generic connector, single row, 01x02, script generated"))
      (libsource (lib "Connector") (part "Conn_01x02_Pin") (description "Generic connector, single row, 01x02, script generated"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_voltage regulator_circuit_modify.kicad_sch"))
      (property (name "ki_keywords") (value "connector"))
      (property (name "ki_fp_filters") (value "Connector*:*_1x??_*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "3dd0842d-768e-4495-837f-605cc1f24928"))
    (comp (ref "R1")
      (value "1k")
      (datasheet "~")
      (description "Resistor")
      (fields
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Resistor"))
      (libsource (lib "Device") (part "R") (description "Resistor"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_voltage regulator_circuit_modify.kicad_sch"))
      (property (name "ki_keywords") (value "R res resistor"))
      (property (name "ki_fp_filters") (value "R_*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "488299e5-c8b7-45cc-b35b-68e6a1504481"))
    (comp (ref "R2")
      (value "1k")
      (datasheet "~")
      (description "Resistor")
      (fields
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Resistor"))
      (libsource (lib "Device") (part "R") (description "Resistor"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_voltage regulator_circuit_modify.kicad_sch"))
      (property (name "ki_keywords") (value "R res resistor"))
      (property (name "ki_fp_filters") (value "R_*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "fedf9ac6-0914-4d18-9aa8-309296adb2e3"))
    (comp (ref "U1")
      (value "uA7805")
      (datasheet "http://www.ti.com/lit/ds/symlink/ua78.pdf")
      (description "Positive 1A 35V Linear Regulator, Fixed Output 5V, TO-220/TO-263")
      (fields
        (field (name "Footprint"))
        (field (name "Datasheet") "http://www.ti.com/lit/ds/symlink/ua78.pdf")
        (field (name "Description") "Positive 1A 35V Linear Regulator, Fixed Output 5V, TO-220/TO-263"))
      (libsource (lib "Regulator_Linear") (part "uA7805") (description "Positive 1A 35V Linear Regulator, Fixed Output 5V, TO-220/TO-263"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_voltage regulator_circuit_modify.kicad_sch"))
      (property (name "ki_keywords") (value "Voltage Regulator 1A Positive"))
      (property (name "ki_fp_filters") (value "TO?263* TO?220*"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "6b3f4820-2b03-45c6-ad43-c60f9aa3242f"))
    (comp (ref "V1")
      (value "12V")
      (datasheet "https://ngspice.sourceforge.io/docs/ngspice-html-manual/manual.xhtml#sec_Independent_Sources_for")
      (description "Voltage source, sinusoidal")
      (fields
        (field (name "Sim.Pins") "1=+ 2=-")
        (field (name "Sim.Params") "dc=0 ampl=1 f=1k ac=1")
        (field (name "Sim.Type") "SIN")
        (field (name "Sim.Device") "V")
        (field (name "Footprint"))
        (field (name "Datasheet") "https://ngspice.sourceforge.io/docs/ngspice-html-manual/manual.xhtml#sec_Independent_Sources_for")
        (field (name "Description") "Voltage source, sinusoidal"))
      (libsource (lib "Simulation_SPICE") (part "VSIN") (description "Voltage source, sinusoidal"))
      (property (name "Sim.Pins") (value "1=+ 2=-"))
      (property (name "Sim.Params") (value "dc=0 ampl=1 f=1k ac=1"))
      (property (name "Sim.Type") (value "SIN"))
      (property (name "Sim.Device") (value "V"))
      (property (name "Sheetname") (value "Root"))
      (property (name "Sheetfile") (value "kicad_voltage regulator_circuit_modify.kicad_sch"))
      (property (name "ki_keywords") (value "simulation ac vac"))
      (sheetpath (names "/") (tstamps "/"))
      (tstamps "b212457a-b964-411c-9817-5e39c0e59b48")))
  (libparts
    (libpart (lib "Connector") (part "Conn_01x02_Pin")
      (description "Generic connector, single row, 01x02, script generated")
      (docs "~")
      (footprints
        (fp "Connector*:*_1x??_*"))
      (fields
        (field (name "Reference") "J")
        (field (name "Value") "Conn_01x02_Pin")
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Generic connector, single row, 01x02, script generated"))
      (pins
        (pin (num "1") (name "Pin_1") (type "passive"))
        (pin (num "2") (name "Pin_2") (type "passive"))))
    (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 "C_Polarized")
      (description "Polarized capacitor")
      (docs "~")
      (footprints
        (fp "CP_*"))
      (fields
        (field (name "Reference") "C")
        (field (name "Value") "C_Polarized")
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Polarized capacitor"))
      (pins
        (pin (num "1") (name "") (type "passive"))
        (pin (num "2") (name "") (type "passive"))))
    (libpart (lib "Device") (part "LED")
      (description "Light emitting diode")
      (docs "~")
      (footprints
        (fp "LED*")
        (fp "LED_SMD:*")
        (fp "LED_THT:*"))
      (fields
        (field (name "Reference") "D")
        (field (name "Value") "LED")
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Light emitting diode")
        (field (name "Sim.Pins") "1=K 2=A"))
      (pins
        (pin (num "1") (name "K") (type "passive"))
        (pin (num "2") (name "A") (type "passive"))))
    (libpart (lib "Device") (part "R")
      (description "Resistor")
      (docs "~")
      (footprints
        (fp "R_*"))
      (fields
        (field (name "Reference") "R")
        (field (name "Value") "R")
        (field (name "Footprint"))
        (field (name "Datasheet") "~")
        (field (name "Description") "Resistor"))
      (pins
        (pin (num "1") (name "") (type "passive"))
        (pin (num "2") (name "") (type "passive"))))
    (libpart (lib "Diode") (part "1N4001")
      (description "50V 1A General Purpose Rectifier Diode, DO-41")
      (docs "http://www.vishay.com/docs/88503/1n4001.pdf")
      (footprints
        (fp "D*DO?41*"))
      (fields
        (field (name "Reference") "D")
        (field (name "Value") "1N4001")
        (field (name "Footprint") "Diode_THT:D_DO-41_SOD81_P10.16mm_Horizontal")
        (field (name "Datasheet") "http://www.vishay.com/docs/88503/1n4001.pdf")
        (field (name "Description") "50V 1A General Purpose Rectifier Diode, DO-41")
        (field (name "Sim.Device") "D")
        (field (name "Sim.Pins") "1=K 2=A"))
      (pins
        (pin (num "1") (name "K") (type "passive"))
        (pin (num "2") (name "A") (type "passive"))))
    (libpart (lib "Regulator_Linear") (part "uA7805")
      (description "Positive 1A 35V Linear Regulator, Fixed Output 5V, TO-220/TO-263")
      (docs "http://www.ti.com/lit/ds/symlink/ua78.pdf")
      (footprints
        (fp "TO?263*")
        (fp "TO?220*"))
      (fields
        (field (name "Reference") "U")
        (field (name "Value") "uA7805")
        (field (name "Footprint"))
        (field (name "Datasheet") "http://www.ti.com/lit/ds/symlink/ua78.pdf")
        (field (name "Description") "Positive 1A 35V Linear Regulator, Fixed Output 5V, TO-220/TO-263"))
      (pins
        (pin (num "1") (name "IN") (type "power_in"))
        (pin (num "2") (name "GND") (type "power_in"))
        (pin (num "3") (name "OUT") (type "power_out"))))
    (libpart (lib "Simulation_SPICE") (part "VSIN")
      (description "Voltage source, sinusoidal")
      (docs "https://ngspice.sourceforge.io/docs/ngspice-html-manual/manual.xhtml#sec_Independent_Sources_for")
      (fields
        (field (name "Reference") "V")
        (field (name "Value") "VSIN")
        (field (name "Footprint"))
        (field (name "Datasheet") "https://ngspice.sourceforge.io/docs/ngspice-html-manual/manual.xhtml#sec_Independent_Sources_for")
        (field (name "Description") "Voltage source, sinusoidal")
        (field (name "Sim.Pins") "1=+ 2=-")
        (field (name "Sim.Params") "dc=0 ampl=1 f=1k ac=1")
        (field (name "Sim.Type") "SIN")
        (field (name "Sim.Device") "V"))
      (pins
        (pin (num "1") (name "") (type "passive"))
        (pin (num "2") (name "") (type "passive")))))
  (libraries
    (library (logical "Connector")
      (uri "/Applications/KiCad/KiCad.app/Contents/SharedSupport/symbols//Connector.kicad_sym"))
    (library (logical "Device")
      (uri "/Applications/KiCad/KiCad.app/Contents/SharedSupport/symbols//Device.kicad_sym"))
    (library (logical "Diode")
      (uri "/Applications/KiCad/KiCad.app/Contents/SharedSupport/symbols//Diode.kicad_sym"))
    (library (logical "Regulator_Linear")
      (uri "/Applications/KiCad/KiCad.app/Contents/SharedSupport/symbols//Regulator_Linear.kicad_sym"))
    (library (logical "Simulation_SPICE")
      (uri "/Applications/KiCad/KiCad.app/Contents/SharedSupport/symbols//Simulation_SPICE.kicad_sym")))
  (nets
    (net (code "1") (name "GND") (class "Default")
      (node (ref "C1") (pin "2") (pintype "passive"))
      (node (ref "C2") (pin "2") (pintype "passive"))
      (node (ref "C3") (pin "2") (pintype "passive"))
      (node (ref "C4") (pin "2") (pintype "passive"))
      (node (ref "D2") (pin "1") (pinfunction "K") (pintype "passive"))
      (node (ref "J3") (pin "1") (pinfunction "Pin_1") (pintype "passive"))
      (node (ref "R2") (pin "2") (pintype "passive"))
      (node (ref "U1") (pin "2") (pinfunction "GND") (pintype "power_in"))
      (node (ref "V1") (pin "2") (pintype "passive")))
    (net (code "2") (name "Net-(D1-A)") (class "Default")
      (node (ref "D1") (pin "2") (pinfunction "A") (pintype "passive"))
      (node (ref "V1") (pin "1") (pintype "passive")))
    (net (code "3") (name "Net-(D1-K)") (class "Default")
      (node (ref "C1") (pin "1") (pintype "passive"))
      (node (ref "C4") (pin "1") (pintype "passive"))
      (node (ref "D1") (pin "1") (pinfunction "K") (pintype "passive"))
      (node (ref "D3") (pin "2") (pinfunction "A") (pintype "passive"))
      (node (ref "U1") (pin "1") (pinfunction "IN") (pintype "power_in")))
    (net (code "4") (name "Net-(D2-A)") (class "Default")
      (node (ref "D2") (pin "2") (pinfunction "A") (pintype "passive"))
      (node (ref "R1") (pin "2") (pintype "passive")))
    (net (code "5") (name "Net-(D3-K)") (class "Default")
      (node (ref "C2") (pin "1") (pintype "passive"))
      (node (ref "C3") (pin "1") (pintype "passive"))
      (node (ref "D3") (pin "1") (pinfunction "K") (pintype "passive"))
      (node (ref "J3") (pin "2") (pinfunction "Pin_2") (pintype "passive"))
      (node (ref "R1") (pin "1") (pintype "passive"))
      (node (ref "R2") (pin "1") (pintype "passive"))
      (node (ref "U1") (pin "3") (pinfunction "OUT") (pintype "power_out")))))