# door knob sensor ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** noobot - **Created:** 12/30/2024 - **Last Updated:** 12/30/2024 - **Visibility:** Public ## Key Components ### BT1 — [Battery Holder 1 Cell DIP AA](https://www.flux.ai/vasyl/battery-holder-1-cell-dip-aa~gak.md) - Manufacturer Name: Keystone Electronics - Manufacturer Part Number: 2460 - Datasheet URL: https://www.keyelco.com/userAssets/file/M65p28.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Voltage: 1.5V - Part Type: Battery Holder **Pins:** - NEGATIVE [pin N] - POSITIVE [pin P] ### BZ1 — [Buzzer](https://www.flux.ai/jecstronic/buzzer~1j2.md) - Part Type: Buzzer **Pins:** - - - + ### IC2 — [TTP223-BA6](https://www.flux.ai/vasyl/ttp223-ba6~jmh.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809281615_Tontek-Design-Tech-TTP223N-HA6_C93723.pdf - Manufacturer Name: TONTEK - Part Type: Integrated Circuit - Manufacturer Part Number: TTP223-BA6 **Pins:** - AHLB [pin 4] - I [pin 3] - Q [pin 1] - TOG [pin 6] - VDD [pin 5] - VSS [pin 2] ### LED1 — [Red Right Angle LED](https://www.flux.ai/corynrobinson/red-right-angle-led~68.md) - Manufacturer Part Number: 155301RS73100 - Current: 20mA - Datasheet URL: https://www.we-online.com/catalog/datasheet/155301RS73100.pdf - Manufacturer Name: Wurth Electronics - Part Type: LED - Forward Voltage: 2V **Pins:** - A - K ### Q1 — [BC547B](https://www.flux.ai/jharwinbarrozo/bc547b~3mr.md) - Manufacturer Part Number: BC547B - Datasheet URL: https://datasheet.lcsc.com/lcsc/2008011835_LGE-BC547B_C713613.pdf - Manufacturer Name: LGE - Part Type: Transistor **Pins:** - B - C - E ### U1 — [CL21-0.1uF100V 5%](https://www.flux.ai/lcsc/cl21-0p1uf100v-5percent~ng8r.md) - Datasheet URL: https://lcsc.com/product-detail/Mylar-Capacitor_Tongfeng-CL21-01uF100V-5_C281787.html - Part Type: Film Capacitors - LCSC Part Number: C281787 - Package or Case Code: CAP-TH_L10.5-W5.0-P7.50-D1.2 - Product Info Url: https://lcsc.com/product-detail/Mylar-Capacitor_Tongfeng-CL21-01uF100V-5_C281787.html - Manufacturer Part Number: CL21-0.1uF100V 5% - Manufacturer Name: Tongfeng(铜峰电子) - JLCPCB Part Class: Extended Part **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/noobot/door-knob-sensor~59](https://www.flux.ai/noobot/door-knob-sensor~59).* --- *Generated from [https://www.flux.ai/noobot/door-knob-sensor~59](https://www.flux.ai/noobot/door-knob-sensor~59)*