

Using an Attiny10 as a push button On/Off controller
- Size
- 11.4 × 9.1 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 4
- Nets
- 6
- Pads
- 28
- Tracks, vias
- 45, 3
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 19 Apr 2020
- Updated
- 19 Apr 2020
Overview
PMIC is an open-source printed circuit board by whinis, from the whinis/AttinyPMIC repository on GitHub, published under the Unlicense licence. It is a 2-layer board of 11.4 × 9.1 mm with 4 parts on 6 nets, routed with 45 tracks and 3 vias.
It is built around the ATTINY10-TSH and TCR3UM18A,LF(SE. Its parts include 2 ICs and 2 connectors. It belongs with the AVR (ATmega, ATtiny) boards of this library.
Main components
2ATTINY10-TSH
SOT-23-6-40℃~+85℃ 1.8V~5.5V 12MHz 1KB 32Byte 4 8 Bit 8bit AVR Built-in FLASH Power-on reset (POR)、Undervoltage detection (BOR/LVD/LVR/LVI)、Watchdog reset、External pin reset (NRST)、Built-in general-purpose timer、Programmable watchdog、Touch function SOT-23-6 Microcontrollers (MCU/MPU/SOC) ROHSMicrochip TechnologyMicrocontrollers (MCU/MPU/SOC)TCR3UM18A,LF(SE
DFN-4(1x1)-40℃~+85℃ 1 1.8V 300mA 336mV@(300mA) 380nA 41uVrms 5.5V 70dB@(1kHz) Fixed Over Current Protection、Over Temperature Protection Positive DFN-4(1x1) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSToshibaVoltage Regulators - Linear, Low Drop Out (LDO) Regulators
Parts
4| Qty | Value | Footprint | References |
|---|---|---|---|
| 2 | Conn_01x03 | Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical | J1, J2 |
| 1 | ATtiny10-TS | Package_TO_SOT_SMD:SOT-23-6 | U2 |
| 1 | TCR3UM18ALF | Package_DFN_QFN:UDFN-4_1x1mm_P0.65mm | U1 |
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Questions
How big is the PMIC PCB?
It measures 11.4 × 9.1 mm and has 2 copper layers, 1.6 mm thick.
What parts does the PMIC use?
4 parts, built around the ATTINY10-TSH and TCR3UM18A,LF(SE. 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 PMIC KiCad files?
From the whinis/AttinyPMIC repository on GitHub, at the commit this page was made from: the board is Hardware/PMIC V2 Breakout/PMIC.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the PMIC design in my own project?
Its repository publishes it under the Unlicense licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).