# Circuit 4 ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** johnllo - **Created:** 3/5/2026 - **Last Updated:** 3/5/2026 - **Visibility:** Public ## Key Components ### D1 — [W04G-E4-51](https://www.flux.ai/adrian95/w04g-e4-51~8yp.md) - Manufacturer Part Number: W04G-E4/51 - Role Details: BRIDGE RECTIFIER - Datasheet URL: https://www.vishay.com/docs/88769/w005g.pdf - Manufacturer Name: Vishay General Semiconductor - Diodes Division - Part Type: Diode - Package: Through Hole - License: https://creativecommons.org/licenses/by/4.0/ - Role: Rectifier **Pins:** - - [pin 3] - + [pin 1] - P2 [pin 2] - P4 [pin 4] ### F1 — [Fuseholder Cylinder 5x20mm](https://www.flux.ai/adrian95/fuseholder-cylinder-5x20mm~02p.md) - Manufacturer Part Number: 1 - Package: Through Hole - Part Type: Fuse - Role Details: Input fuse holder for AC mains primary - Role: Protection **Pins:** - P1 - P2 ### J1 — [282837-2](https://www.flux.ai/vasy_skral/282837-2~69k.md) - Role: Connector - Part Type: Connector - Manufacturer Part Number: 282837-2 - Datasheet URL: https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=282837&DocType=Customer+Drawing&DocLang=English - Volts Direct Current: 5VDC OUTPUT - Role Details: DC output terminal blocks (+V and GND) - Package: Through Hole - Manufacturer Name: TE Connectivity AMP Connectors **Pins:** - 1 [pin 1] - 2 [pin 2] ### J2 — [282837-2](https://www.flux.ai/vasy_skral/282837-2~69k.md) - Datasheet URL: https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=282837&DocType=Customer+Drawing&DocLang=English - Role Details: 240 VAC input terminal block L/N - Manufacturer Part Number: 282837-2 - Part Type: Connector - Manufacturer Name: TE Connectivity AMP Connectors - Role: Connector - Package: Through Hole **Pins:** - 1 [pin 1] - 2 [pin 2] ### J3 — [282837-2](https://www.flux.ai/vasy_skral/282837-2~69k.md) - Package: Through Hole - Volts Direct Current: 12VDC OUTPUT - Datasheet URL: https://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=282837&DocType=Customer+Drawing&DocLang=English - Role: Connector - Part Type: Connector - Manufacturer Part Number: 282837-2 - Role Details: DC output terminal blocks (+V and GND) - Manufacturer Name: TE Connectivity AMP Connectors **Pins:** - 1 [pin 1] - 2 [pin 2] ### LED1 — [LED-THT-5MM](https://www.flux.ai/vasy_skral/led-tht-5mm~od.md) - Part Type: LED - Role: Indicator - Role Details: Power good indicator LEDs for 5 V and 12 V rails - Package: Through Hole - Manufacturer Part Number: 1 **Pins:** - A [pin 2] - K [pin 1] ### LED2 — [LED-THT-5MM](https://www.flux.ai/vasy_skral/led-tht-5mm~od.md) - Role Details: Power good indicator LEDs for 5 V and 12 V rails - Package: Through Hole - Manufacturer Part Number: 1 - Role: Indicator - Part Type: LED **Pins:** - A [pin 2] - K [pin 1] ### SW1 — [BD01](https://www.flux.ai/jecstronic/bd01~tx1.md) - Datasheet URL: https://www.ckswitches.com/media/1331/bd.pdf - Manufacturer Part Number: BD01 - Manufacturer Name: C&K - Part Type: ON/OFF Switch **Pins:** - P1 - P2 ### U1 — [25V2200uF CD288](https://www.flux.ai/lcsc/25v2200uf-cd288~fl6s.md) - JLCPCB Part Class: Extended Part - Voltage Rating: 63V - Manufacturer Name: HRK(鸿瑞凯电子) - Manufacturer Part Number: 25V2200uF CD288 - Capacitance: 0.00001F - Part Type: Aluminum Electrolytic Capacitors - Leaded - LCSC Part Number: C2960413 - Package or Case Code: CAP-TH_BD13.0-P5.00-D0.6-FD **Pins:** - 1 [pin 1] - 2 [pin 2] ### U2 — [E141](https://www.flux.ai/pirroagaj/e141~te.md) - Manufacturer Name: Step Down Transformer Low Frequency Transformer - Manufacturer Part Number: E141 - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://okerda.en.made-in-china.com/product/KBJxZOsEZvUn/China-Step-Down-Transformer-Low-Frequency-Transformer-Ei.html - Volts Alternating Current: PRIMARY: 240VAC - Volts Alternating Current: SECONDARY: 0-12VAC - Part Type: TRANSFORMER **Pins:** - ~ [pin 4] - ~ [pin 3] - ~ [pin 2] - ~ [pin 1] ### U3 — [L7812CV](https://www.flux.ai/adrian95/l7812cv~kqz.md) - Part Type: Integrated Circuit - Role: Regulator - Manufacturer Part Number: L7812CV - Package: TO-220-3 - Role Details: 12 V linear regulator (7812) - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/41/4f/b3/b0/12/d4/47/88/CD00000444.pdf/files/CD00000444.pdf/jcr:content/translations/en.CD00000444.pdf - Manufacturer Name: STMicroelectronics **Pins:** - GND - IN - OUT ### U4 — [L7805CV](https://www.flux.ai/adrian95/l7805cv~q03.md) - Manufacturer Name: STMicroelectronics - Datasheet URL: https://datasheet.octopart.com/L7805CV-STMicroelectronics-datasheet-5316848.pdf - Role Details: 5 V linear regulator (7805) - Manufacturer Part Number: L7805CV - License: https://creativecommons.org/licenses/by/4.0/ - Role: Regulator - Package: TO-220-3 - Part Type: Integrated Circuit **Pins:** - GND [pin 2] - IN [pin 1] - OUT [pin 3] ### U5 — [25V2200uF CD288](https://www.flux.ai/lcsc/25v2200uf-cd288~fl6s.md) - Part Type: Aluminum Electrolytic Capacitors - Leaded - Manufacturer Part Number: 25V2200uF CD288 - Capacitance: 0.0000001F - Manufacturer Name: HRK(鸿瑞凯电子) - JLCPCB Part Class: Extended Part - Package or Case Code: CAP-TH_BD13.0-P5.00-D0.6-FD - LCSC Part Number: C2960413 **Pins:** - 1 [pin 1] - 2 [pin 2] ### U6 — [25V2200uF CD288](https://www.flux.ai/lcsc/25v2200uf-cd288~fl6s.md) - Manufacturer Name: HRK(鸿瑞凯电子) - JLCPCB Part Class: Extended Part - Voltage Rating: 25V - Part Type: Aluminum Electrolytic Capacitors - Leaded - Capacitance: 0.0022F - Manufacturer Part Number: 25V2200uF CD288 - LCSC Part Number: C2960413 - Package or Case Code: CAP-TH_BD13.0-P5.00-D0.6-FD **Pins:** - 1 [pin 1] - 2 [pin 2] ### U7 — [25V2200uF CD288](https://www.flux.ai/lcsc/25v2200uf-cd288~fl6s.md) - Manufacturer Part Number: 25V2200uF CD288 - Capacitance: 0.00001F - Part Type: Aluminum Electrolytic Capacitors - Leaded - JLCPCB Part Class: Extended Part - Voltage Rating: 63V - Manufacturer Name: HRK(鸿瑞凯电子) - Package or Case Code: CAP-TH_BD13.0-P5.00-D0.6-FD - LCSC Part Number: C2960413 **Pins:** - 1 [pin 1] - 2 [pin 2] ### U8 — [25V2200uF CD288](https://www.flux.ai/lcsc/25v2200uf-cd288~fl6s.md) - Package or Case Code: CAP-TH_BD13.0-P5.00-D0.6-FD - LCSC Part Number: C2960413 - JLCPCB Part Class: Extended Part - Manufacturer Name: HRK(鸿瑞凯电子) - Manufacturer Part Number: 25V2200uF CD288 - Capacitance: 0.0000001F - Part Type: Aluminum Electrolytic Capacitors - Leaded **Pins:** - 1 [pin 1] - 2 [pin 2] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/johnllo/circuit-4~k6](https://www.flux.ai/johnllo/circuit-4~k6).* --- *Generated from [https://www.flux.ai/johnllo/circuit-4~k6](https://www.flux.ai/johnllo/circuit-4~k6)*