# Push on or hold off ## Description A power switch using a push button. It turns on with a single press and only turns off when you hold the button down. ## Project Details - **Owner:** bryan - **Created:** 2/18/2022 - **Last Updated:** 2/18/2022 - **Visibility:** Public - **Forks:** 1 ## Key Components ### D1 — [D MiniMELF](https://www.flux.ai/jharwinbarrozo/d-minimelf~ulh.md) - Datasheet URL: https://rocelec.widen.net/view/pdf/lewpcuwvm8/FAIR-S-A0002364043-1.pdf - Manufacturer Name: Onsemi - Part Type: Diode - Manufacturer Part Number: LL4148FSCT-ND **Pins:** - A - K ### J1 — [Connector 01x04 Horizontal](https://www.flux.ai/jharwinbarrozo/connector-01x04-horizontal~h0.md) - Part Type: Connector **Pins:** - PIN_1 - PIN_2 - PIN_3 - PIN_4 ### J2 — [Connector 01x04 Horizontal](https://www.flux.ai/jharwinbarrozo/connector-01x04-horizontal~h0.md) - Part Type: Connector **Pins:** - PIN_1 - PIN_2 - PIN_3 - PIN_4 ### LED1 — [LED 0603 (1608 Metric)](https://www.flux.ai/jharwinbarrozo/led-0603-1608-metric~yk.md) - Forward Voltage: 2.2V - Datasheet URL: https://fscdn.rohm.com/en/products/databook/datasheet/opto/led/chip_mono/sml-d12x8_d13x8-e.pdf - Manufacturer Name: Rohm Semiconductor - Part Type: LED - Manufacturer Part Number: SML-D12Y8WT86 **Pins:** - A - K ### LED2 — [LED 0603 (1608 Metric)](https://www.flux.ai/jharwinbarrozo/led-0603-1608-metric~yk.md) - Forward Voltage: 2.2V - Datasheet URL: https://fscdn.rohm.com/en/products/databook/datasheet/opto/led/chip_mono/sml-d12x8_d13x8-e.pdf - Manufacturer Part Number: SML-D12Y8WT86 - Manufacturer Name: Rohm Semiconductor - Part Type: LED **Pins:** - A - K ### SW1 — [4 Pin Push Button](https://www.flux.ai/jharwinbarrozo/4-pin-push-button~7b.md) - Part Type: Switch **Pins:** - P1 - P2 - P3 - P4 ### U1 — [SOIC-8 3.9x4.9mm_P1.27mm](https://www.flux.ai/jharwinbarrozo/soic-8-39x49mmp127mm~dur.md) - Manufacturer Part Number: IRF7309TRPBF - Manufacturer Name: Infineon Technologies - Datasheet URL: https://www.infineon.com/dgdl/irf7309pbf.pdf?fileId=5546d462533600a4015355f224631b14 - Part Type: Integrated Circuit **Pins:** - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/bryan/push-on-or-hold-off~7ct](https://www.flux.ai/bryan/push-on-or-hold-off~7ct).* --- *Generated from [https://www.flux.ai/bryan/push-on-or-hold-off~7ct](https://www.flux.ai/bryan/push-on-or-hold-off~7ct)*