# Adafruit Trinket Mini Microcontroller - 3V3 Logic ## Description A tiny microcontroller board, built around the Atmel ATtiny85, a little chip with a lot of power. We wanted to design a microcontroller board that was small enough to fit into any project, and low cost enough to use without hesitation. Perfect for when you don't want to give up your expensive dev-board and you aren't willing to take apart the project you worked so hard to design. It's our lowest-cost arduino-IDE programmable board! ## Project Details - **Owner:** jecstronic - **Created:** 4/14/2022 - **Last Updated:** 8/10/2022 - **Visibility:** Public - **Stars:** 1 - **Forks:** 1 ## Key Components ### D1 — [PMEG2005EH-115](https://www.flux.ai/jecstronic/pmeg2005eh-115~vpq.md) - Datasheet URL: https://assets.nexperia.com/documents/data-sheet/PMEGXX05EH_EJ_SER.pdf - Part Type: Diode - Manufacturer Name: Nexperia USA Inc. - Manufacturer Part Number: PMEG2005EH,115 **Pins:** - A - K ### D2 — [PMEG2005EH-115](https://www.flux.ai/jecstronic/pmeg2005eh-115~vpq.md) - Manufacturer Name: Nexperia USA Inc. - Datasheet URL: https://assets.nexperia.com/documents/data-sheet/PMEGXX05EH_EJ_SER.pdf - Part Type: Diode - Manufacturer Part Number: PMEG2005EH,115 **Pins:** - A - K ### J1 — [USB_B_Micro](https://www.flux.ai/adrian95/usbbmicro~9aj.md) - Manufacturer Part Number: USB_B_Micro **Pins:** - D- - D+ - GND - ID - Shield - VBUS ### J3 — [Pin Header 01x04 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x04-254mm-vertical~l97.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_2 - Pin_3 - Pin_4 ### J4 — [Pin Header 01x04 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x04-254mm-vertical~l97.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_2 - Pin_3 - Pin_4 ### J5 — [Pin Header 01x01 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x01-254mm-vertical~i3g.md) - Part Type: Connector **Pins:** - Pin_1 ### J6 — [Pin Header 01x01 2.54mm Vertical](https://www.flux.ai/adrian95/pin-header-01x01-254mm-vertical~i3g.md) - Part Type: Connector **Pins:** - Pin_1 ### J7 — [S2B-PH-SM4-TB(LF)(SN)](https://www.flux.ai/jecstronic/s2b-ph-sm4-tblfsn~2z7.md) - Manufacturer Part Number: S2B-PH-SM4-TB(LF)(SN) - Manufacturer Name: Texas Instruments Inc. - Datasheet URL: https://www.snapeda.com/parts/S2B-PH-SM4-TB(LF)(SN)/JST%20Sales/datasheet/ - Part Type: Connector **Pins:** - 1 - 2 - SHIELD - SHIELD ### U1 — [ATTINY85-20SU](https://www.flux.ai/adrian95/attiny85-20su~t3s.md) - Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-2586-AVR-8-bit-Microcontroller-ATtiny25-ATtiny45-ATtiny85_Datasheet-Summary.pdf - Part Type: Microcontroller - Manufacturer Part Number: ATTINY85-20SU - Manufacturer Name: Microchip **Pins:** - ~RESET~/PB5 - AREF/PB0 - GND - PB1 - PB2 - VCC - XTAL1/PB3 - XTAL2/PB4 ### U2 — [MIC5225-3.3YM5-TR](https://www.flux.ai/adrian95/mic5225-33ym5-tr~5w1.md) - Part Type: Integrated Circuit - Manufacturer Name: Microchip - Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/mic5225.pdf - Manufacturer Part Number: MIC5225-3.3YM5-TR **Pins:** - EN - GND - IN - NC - OUT *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/jecstronic/adafruit-trinket-mini-microcontroller-3v3-logic~vw7](https://www.flux.ai/jecstronic/adafruit-trinket-mini-microcontroller-3v3-logic~vw7).* --- *Generated from [https://www.flux.ai/jecstronic/adafruit-trinket-mini-microcontroller-3v3-logic~vw7](https://www.flux.ai/jecstronic/adafruit-trinket-mini-microcontroller-3v3-logic~vw7)*