Breadboard power supply schematic

9,469

An open source power supply based on the LM317, the voltages are switchable using SW2

Breadboard power supply schematic
Breadboard power supply schematic

Parts List

PartValueDevicePackageDescription
C1100uFCAP_POLPTH1CPOL-RADIAL-100UF-25VCapacitor Polarized
C210uFCAP_POLPTH2CPOL-RADIAL-10UF-25VCapacitor Polarized
C30.1uFCAPPTH2CAP-PTH-SMALL2Capacitor
D11N4001DIODEPTHDIODE-0.4Diode
F1500mAPTCPTHPTCResettable Fuse PTC
J1POWER_JACKPTHPOWER_JACKPTHPOWER_JACK_PTHPower Jack
JP1M01PTH1X01Header 1
JP2M01PTH1X01Header 1
JP3M01PTH1X01Header 1
JP4M01PTH1X01Header 1
JP5M02PTH1X02Header 2
LED2PowerLED5MMLED5MM
R1240RESISTORPTH1AXIAL-0.3Resistor
R2390RESISTORPTH1AXIAL-0.3Resistor
R3330RESISTORPTH1AXIAL-0.3Resistor
R4330RESISTORPTH1AXIAL-0.3Resistor
S1On/OffSWITCH-SPSTPTHSWITCH-SPSTSPST Switch
S2VoltageSWITCH-SPSTPTHSWITCH-SPSTSPST Switch
U$1LOGO-SFESKLOGO-SFESKSFE-LOGO-FLAMESpark Fun Electronics PCB Logo
U1LM317V_REG_317SINKTO220-ADJVoltage Regulator

 

Link

https://github.com/sparkfun/Breadboard_Power_Supply_5V_3.3V

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