The BQ25173 is an integrated 800-mA linear charger for 1- to 4-cell supercapacitors. Features • Input voltage up-to 40-V tolerant • Automatic Sleep mode for low power consumption – 350-nA leakage current – 2-µA input leakage current when charge disabled • Supports 1- to 4-cell supercapacitor • Supports charging supercapacitor from 0 V • External resistor programmable operation – FB pin to adjust supercapacitor regulation voltage – ISET to set charge current from 10 mA to 800 mA • High accuracy – ±1% charge voltage accuracy – ±10% charge current accuracy • Charging features – CE pin for charging function control – Open-drain output for status and fault indication – Open-drain output for power-good indication • Integrated fault protection – 18-V IN overvoltage protection – 1000-mA overcurrent protection – 125°C thermal regulation; 150°C thermal shutdown protection – OUT short-circuit protection – ISET pin short/open protection WSON-8 2.0mmx2.0mm

First project in Flux! Battery-less WiFi-connected IMU breakout for the Raspberry Pi Pico W. This board is intended to plug in on top of a Raspberry Pi Pico W. It uses a solar cell to charge a 1F supercapacitor and provide that to the VSYS pin of the Pico W. It also has an IMU and level shifters.

DC-DC Converters TPS61023DRLT SOT-563-6_L1.6-W1.2-P0.5-LS1.6-BR LCSC Part Number: C1852149 JLCPCB Part Class: Extended Part Manufactured by TI(德州仪器) Texas Instruments TPS61023 synchronous boost converter, ultra-low input voltage step-up DC/DC regulator with 0.5V to 5.5V input range, designed for battery and supercapacitor-powered applications. Features 3.7A switching current limit, adjustable output voltage from 2.2V to 5.5V, up to 94% efficiency, automatic PFM/PWM operation, pass-through mode, true load disconnect during shutdown, output overvoltage, short-circuit and thermal protection. Packaged in SOT563-6 (1.2mm × 1.6mm), suitable for portable electronics, backup power supplies, IoT devices and energy harvesting applications. Search Keywords: TPS61023, TPS61023DRLR, Texas Instruments TPS61023, synchronous boost converter, ultra low input voltage boost converter, 0.5V boost converter, 3.7A boost regulator, DC DC step up converter, supercapacitor boost converter, battery powered boost converter, SOT563 boost converter, energy harvesting power supply, low voltage startup boost converter Hashtags: #TPS61023 #TPS61023DRLR #TexasInstruments #BoostConverter #DCDCConverter #StepUpConverter #SynchronousBoost #PowerManagementIC #EnergyHarvesting #Supercapacitor #BatteryPowered #LowVoltageBoost #SOT563 #PMIC #PortableElectronics

220mF (EDLC) Supercapacitor 5.5 V Radial, Can 1000 Hrs @ 70°C #CommonPartsLibrary #Supercapacitors #NF

80 mF (EDLC) Supercapacitor 3.3 V Coin, Wide and Corner Terminals #Commonpartslibrary #capacitor #supercapacitor #EDLC

70 mF (EDLC) Supercapacitor 3.3 V Coin, Wide Terminals - Opposite Sides 100Ohm 500 Hrs @ 70°C #supercap #70mF

1000µF 35V Aluminum Electrolytic Capacitors Radial, Can 10000 Hrs @ 105°C #CommonPartLibrary #Capacitors #Supercapacitors