# Alert Rose TARDIS ## Description Ultra-Low-Power 1.8V Piezoelectric Energy Harvesting RF Sensor Node with Apollo3 Blue, LTC3588-1, STTS22H, and OPA333 ## Project Details - **Owner:** flits101 - **Created:** 10/28/2025 - **Last Updated:** 10/28/2025 - **Visibility:** Public - **BoundingBoxHeight:** 1642.1mm - **via_annular:** 0.6mm - **Stackup:** Standard 4 Layer - **via_drill:** 0.3mm - **TIA Zone:** U3, R6, R7, R8, C7, C4 - **System Architecture:** ```mermaid flowchart LR Piezo --> LTC3588-1 LTC3588-1 --> "1.8 V rail" "1.8 V rail" --> MCU "1.8 V rail" --> STTS22H "1.8 V rail" --> "OPA333 TIA" MCU -- RF --> "Antenna Pad" ``` - **trace_width:** 0.2mm - **BoardOutlineHeight:** 1652.1mm - **Harvester Zone:** J1, U2, C5, C6, C11, C17 - **BoardOutlineWidth:** 1005.2mm - **Operating Voltage:** 1.8V - **BoardOutlineHeight:** 1652.1mm - **spacing:** 0.2mm - **BoundingBoxWidth:** 995.2mm - **Copies:** 1 ## Key Components ### IC1 — [AMA3B1KK-KCR-B0](https://www.flux.ai/adrian95/ama3b1kk-kcr-b0~573.md) - Role: Main MCU - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/5731/Apollo3-Blue-SoC-Datasheet.pdf - Position.Y: 0mm - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: AMA3B1KK-KCR-B0 - Package or Case Code: CSP - Manufacturer Name: Ambiq Micro, Inc. - Role Details: Apollo3 Blue MCU - Position.X: 0mm **Pins:** - ADCVREF [pin A4] - DVDD [pin E7] - GPIO00 [pin F6] - GPIO01 [pin G5] - GPIO02 [pin G4] - GPIO03 [pin F4] - GPIO04 [pin C1] - GPIO05 [pin D2] - GPIO06 [pin E2] - GPIO07 [pin F2] - GPIO08 [pin D1] - GPIO09 [pin F1] - GPIO10 [pin E1] - GPIO11 [pin E4] - GPIO12 [pin B4] - GPIO13 [pin B3] - GPIO14 [pin A3] - GPIO15 [pin C3] - GPIO16 [pin A5] - GPIO17 [pin D4] - GPIO18 [pin E5] - GPIO19 [pin E6] - GPIO20 [pin C2] - GPIO21 [pin C4] - GPIO22 [pin A1] - GPIO23 [pin B1] - GPIO24 [pin B2] - GPIO25 [pin D3] - GPIO26 [pin A2] - GPIO27 [pin E3] - GPIO28 [pin F3] - GPIO29 [pin B5] - GPIO39 [pin H2] - GPIO40 [pin H1] - GPIO41 [pin H3] - GPIO44 [pin H4] - GPIO47 [pin G2] - GPIO48 [pin G3] - GPIO49 [pin G1] - RFIOM [pin H8] - RFIOP [pin H9] - RSTN [pin G6] - SIMOBUCK_SW [pin A9] - SIMOBUCK_SWSEL [pin A8] - VCC [pin H6] - VDCDCRF [pin F9] - VDDA [pin C5] - VDDB [pin B9] - VDDBH [pin C9] - VDDBH_SW [pin C8] - VDDC [pin A7] - VDDF [pin C6] - VDDH [pin F5] - VDDP [pin B8] - VDDS [pin D6] - VSS [pin F7] - VSSA [pin D5] - VSSB [pin C7] - VSSBA [pin G7] - VSSP [pin B7] - VSSS [pin H7] - VSSVCO [pin E9] - XI [pin B6] - XO [pin A6] - XO32MM [pin D9] - XO32MP [pin D8] ### J1 — [1546215-2](https://www.flux.ai/adrian95/1546215-2~xhw.md) - Role Details: Piezo input pads for energy harvester - Role: Connector - Manufacturer Part Number: 1546215-2 - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: TE Connectivity AMP Connectors - Part Type: Connector - Datasheet URL: https://www.te.com/usa-en/product-1546215-2.datasheet.pdf **Pins:** - 1 [pin 1] - 2 [pin 2] ### J2 — [U.FL-R-SMT(10)](https://www.flux.ai/adrian95/ufl-r-smt10~t6.md) - Datasheet URL: https://media.digikey.com/pdf/Data%20Sheets/Hirose%20PDFs/UFL%20Series.pdf - Role Details: External antenna pad connector for 50Ω RF feed - Part Type: Connector - Role: Connector - License: https://creativecommons.org/licenses/by/4.0/ - Position.Y: 266.6mm - Manufacturer Part Number: U.FL-R-SMT(10) - Position.X: 497.6mm - Manufacturer Name: Hirose Electric Co Ltd **Pins:** - 1 [pin 1] - 2 [pin 2-1] - 3 [pin 2-2] ### U2 — [LTC3588IMSE-1#TRPBF](https://www.flux.ai/lcsc/ltc3588imse-1trpbf~3hb0.md) - Part Type: Power Management Specialized - PMIC - JLCPCB Part Class: Extended Part - Role Details: Energy harvester for piezoelectric input - Manufacturer Name: ADI(亚德诺) - Product Info Url: https://lcsc.com/product-detail/Pre-ordered-Products_Analog-Devices_LTC3588IMSE-1-TRPBF_Analog-Devices-ADI-LINEAR-LTC3588IMSE-1-TRPBF_C685122.html - Manufacturer Part Number: LTC3588IMSE-1#TRPBF - Package or Case Code: MSOP-10 - Role: Power Management - LCSC Part Number: C685122 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2008121838_Analog-Devices-LTC3588IMSE-1-TRPBF_C685122.pdf **Pins:** - CAP [pin 3] - D0 [pin 9] - D1 [pin 8] - EP [pin 11] - PGOOD [pin 10] - PZ1 [pin 1] - PZ2 [pin 2] - SW [pin 5] - VIN [pin 4] - VIN2 [pin 7] - VOUT [pin 6] ### U3 — [OPA333AIDCKR](https://www.flux.ai/jecstronic/opa333aidckr~vxs.md) - Manufacturer Part Number: OPA333AIDCKR - Manufacturer Name: Texas Instruments - Role Details: Instrumentation amplifier for TIA front end, positioned near TIA circuitry with room for decoupling capacitors - Part Type: Operational Amplifier (OP-AMP) - Role: Amplification - Position.X: -322.5mm - Position.Y: 300.7mm - Datasheet URL: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fopa333 - Package or Case Code: SC70-6 **Pins:** - - [pin 3] - + [pin 1] - OUTPUT [pin 4] - V- [pin 2] - V+ [pin 5] ### U4 — [TT8M2TR](https://www.flux.ai/lcsc/tt8m2tr~qbr.md) - LCSC Part Number: C510044 - Role: Sensor - Package: UDFN-6 - Manufacturer Name: ROHM(罗姆) - Package or Case Code: TSST8-8_L3.0-W1.6-P0.65-LS2.0-BL - Manufacturer Part Number: TT8M2TR - Role Details: Temperature sensor on 1.8V rail - JLCPCB Part Class: Extended Part **Pins:** - D1 [pin 8] - D1 [pin 7] - D2 [pin 6] - D2 [pin 5] - G1 [pin 2] - G2 [pin 4] - S1 [pin 1] - S2 [pin 3] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/flits101/alert-rose-tardis~ny](https://www.flux.ai/flits101/alert-rose-tardis~ny).* --- *Generated from [https://www.flux.ai/flits101/alert-rose-tardis~ny](https://www.flux.ai/flits101/alert-rose-tardis~ny)*