Main components

Download full BOM
Part NumberDescription
MCP73832-2-OTSingle cell, Li-Ion/Li-Po charge management controller, 4.20V, Open-Drain Status Output, in SOT23-5 package
LP5907MFX-3.3
STM32L431RCTx
ECS-480-8-36-RWN-TR
SN74LVC1T45DBVSingle-Bit Dual-Supply Bus Transceiver With Configurable Voltage Translation and 3-State Outputs, SOT-23-6
TPS610228A Boost Converter, 0.5-5.5 V input, 2.2-5.5V output, Texas RWU0007A VQFN-7
SN74LVC1G14DRLSingle Schmitt NOT Gate, Low-Voltage CMOS, SOT-553

spudglo Ap1 schematic

Open in new tab

spudglo Ap1 board layout