

Resetting trap
- Size
- 140 × 98 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 98
- Nets
- 64
- Pads
- 283
- Tracks, vias
- 502, 79
- Pours
- 5
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 10 Mar 2021
- Updated
- 18 Aug 2021
Overview
Resetting trap is an open-source printed circuit board by TheCacophonyProject, from the TheCacophonyProject/resetting-trap repository on GitHub, published under the GPL-3.0 licence. It is a 2-layer board of 140 × 98 mm with 98 parts on 64 nets, routed with 502 tracks and 79 vias.
It is built around the TPS54331D and DS1307ZN+. Its parts include 28 capacitors, 23 resistors, 12 connectors, 10 diodes and 6 transistors.
Main components
2TPS54331D
SOIC-8-40℃~+150℃@(TJ) 1 110uA 3.5V~28V 3A 570kHz 800mV~25V Adjustable Buck Buck Built-in No SOIC-8 DC-DC Converters ROHSTexas InstrumentsDC-DC ConvertersDS1307ZN+
SO-8-40℃~+85℃ 1.5mA 300nA 4.5V~5.5V Backup power management and battery charging、InsideSRAM/NVRAM、Programmable clock output External I2C SO-8 Real Time Clocks ROHSMaxim Integrated (Analog Devices)Real Time Clocks
README
README.mdresetting-trap
Parts
98| Qty | Value | Footprint | References |
|---|---|---|---|
| 8 | 22uF | Capacitor_SMD:C_0805_2012Metric | C5, C14, C15, C16, C17, C26, C27, C28 |
| 7 | 100K | R_0603_1608Metric | R1, R2, R5, R6, R14, R17, R23 |
| 6 | 1000uF | Capacitor_THT:CP_Radial_D10.0mm_P5.00mm | C2, C3, C4, C9, C22, C24 |
| 6 | D | Diode_SMD:D_SMA | D1, D2, D3, D4, D5, D6 |
| 4 | 1uF | Capacitor_SMD:C_0603_1608Metric | C7, C13, C19, C25 |
| 4 | Conn_01x12 | Connector_PinHeader_2.54mm:PinHeader_1x12_P2.54mm_Vertical | J1, J2, J5, J6 |
| 3 | 10K | R_0603_1608Metric | R3, R9, R10 |
| 3 | Q_NMOS_GSD | SOT-23 | Q1, Q3, Q5 |
| 2 | 0.01uF | Capacitor_SMD:C_0603_1608Metric | C10, C21 |
| 2 | 100nF | Capacitor_SMD:C_0603_1608Metric | C12, C23 |
| 2 | 10K | Resistor_SMD:R_0603_1608Metric | R13, R21 |
| 2 | 150pF | Capacitor_SMD:C_0603_1608Metric | C6, C18 |
| 2 | 1K | R_0603_1608Metric | R7, R18 |
| 2 | 27K | Resistor_SMD:R_0603_1608Metric | R8, R16 |
| 2 | 6.8uH | resetting-trap:MWSA06xx | L1, L2 |
| 2 | 68pF | Capacitor_SMD:C_0603_1608Metric | C8, C20 |
| 2 | Conn_01x02 | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J3, J4 |
| 2 | D_Shockley | D_SMA | D7, D9 |
| 2 | G5LE-1 | Relay_THT:Relay_SPDT_Omron-G5LE-1 | K1, K2 |
| 2 | MountingHole | MountingHole:MountingHole_4.3mm_M4_Pad | H1, H2 |
| 2 | Q_NMOS_GDS | Package_TO_SOT_SMD:SOT-223-3_TabPin2 | Q2, Q4 |
| 2 | R_POT | resetting-trap:Potentiometer_Alpha_RD901F-40-00D_Single_Vertical | RV1, RV2 |
| 2 | Servo_Motor | resetting-trap:JST_XA_03 | J8, J12 |
| 2 | TPS54331 | Package_SO:SOIC-8_3.9x4.9mm_P1.27mm | U1, U3 |
| 1 | 0.1R | Resistor_SMD:R_1206_3216Metric | R4 |
| 1 | 0.1uF | C_0603_1608Metric | C11 |
| 1 | 1.2K | Resistor_SMD:R_0603_1608Metric | R19 |
| 1 | 1.8K | Resistor_SMD:R_0603_1608Metric | R11 |
| 1 | 100R | Resistor_SMD:R_0603_1608Metric | R12 |
| 1 | 120R | Resistor_SMD:R_0603_1608Metric | R20 |
| 1 | 12V_Power_In | resetting-trap:JST_XA_02 | J9 |
| 1 | 180R | R_0603_1608Metric | R22 |
| 1 | 22uF | C_0805_2012Metric | C1 |
| 1 | 470R | R_0603_1608Metric | R15 |
| 1 | Battery_Cell | BatteryHolder_Keystone_1060_1x2032 | BT1 |
| 1 | Buzzer | Buzzer_Beeper:Buzzer_12x9.5RM7.6 | BZ1 |
| 1 | Crystal | Crystal_SMD_3215-2Pin_3.2x1.5mm | Y1 |
| 1 | DS1307ZN+ | Package_SO:SOIC-8_3.9x4.9mm_P1.27mm | U2 |
| 1 | D_Zener | Diode_SMD:D_SMA | D10 |
| 1 | Feeder | resetting-trap:JST_XA_02 | J7 |
| 1 | Fuse | Fuse:Fuseholder_Cylinder-5x20mm_Stelvio-Kontek_PTF78_Horizontal_Open | F1 |
| 1 | LED | LED_0603_1608Metric | D8 |
| 1 | Linear_Actuator | resetting-trap:JST_XA_02 | M1 |
| 1 | Logo_M | resetting-trap:logo | _1 |
| 1 | PIR | resetting-trap:JST_XA_03 | J11 |
| 1 | Power_Switch | resetting-trap:JST_XA_02 | J10 |
| 1 | Q_PMOS_GSD | Package_TO_SOT_SMD:SOT-23 | Q6 |
| 1 | SW_DPDT_x2 | resetting-trap:switch | SW1 |
| 1 | SW_Push | resetting-trap:Toggle_Button_TS-1102S-B-H-B | SW2 |
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Questions
How big is the Resetting trap PCB?
It measures 140 × 98 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Resetting trap use?
98 parts, built around the TPS54331D and DS1307ZN+. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Resetting trap KiCad files?
From the TheCacophonyProject/resetting-trap repository on GitHub, at the commit this page was made from: the board is resetting-trap.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Resetting trap design in my own project?
Its repository publishes it under the GPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).