I²C-Controlled Single-Cell Buck Battery Charger IC with Power Path Management – Highly integrated switch-mode battery charger for single-cell Li-Ion/Li-Polymer batteries used in portable electronics, IoT devices, wearables, handheld terminals, medical devices, and embedded battery-powered systems. Operates from a 3.5 V to 18 V input supply and delivers up to 2 A programmable charging current with support for USB and adapter inputs. Features NVDC power-path management, I²C interface, integrated power MOSFETs, narrow VDC architecture, dynamic power management, input current optimization, buck charging efficiency up to 93%, and an integrated 12-bit ADC for monitoring battery voltage, charge current, input voltage/current, system voltage, and temperature. Includes JEITA temperature profile support, programmable charging parameters, USB OTG boost mode (5 V output), power-good indication, and comprehensive protection including overvoltage, overcurrent, thermal regulation, thermal shutdown, watchdog timer, and short-circuit protection. Operates over a −40°C to +85°C temperature range and is housed in a compact 18-pin WQFN-HR (3 × 2.5 mm) package. #TexasInstruments #BQ25628ERYKR #BQ25628E #BatteryCharger #LiIonCharger #PowerPathManagement #BuckCharger #USBOTG #I2C #PowerManagement #PortableElectronics #EmbeddedSystems

High-Performance Arm® Cortex®-M33 Microcontroller – 32-bit Arm Cortex-M33 microcontroller with TrustZone® security, DSP, and single-precision FPU for industrial automation, IoT gateways, motor control, medical devices, secure embedded systems, and communication applications. Operates at up to 250 MHz with 2 MB dual-bank Flash memory, 640 KB SRAM with ECC, and a 1.71 V to 3.6 V supply voltage. Features Arm TrustZone® security, AES, PKA, HASH, TRNG cryptographic accelerators, secure boot, debug authentication, and on-the-fly decryption (OTFDEC) for enhanced cybersecurity. Integrates extensive peripherals including Ethernet MAC, USB 2.0 Full-Speed OTG, FDCAN, SDMMC, Octo-SPI, Quad-SPI, I²C, SPI/I²S, UART/USART, SAI, SPDIF, MDIO, 16-channel 12-bit SAR ADC, dual 12-bit DAC, multiple timers/PWM channels, DMA, watchdogs, and RTC. Designed for industrial-grade applications, it operates over a −40°C to +105°C ambient temperature range and is housed in a 100-pin LQFP (14 × 14 mm) package. #STMicroelectronics #STM32H573VIT7 #STM32H5 #STM32H573 #CortexM33 #Microcontroller #TrustZone #SecureMCU #Ethernet #USBOTG #FDCAN #EmbeddedSystems

BQ25798RQMR QFN-29_L4.0-W4.0-P0.40-TL-BQ25792RQMR LCSC Part Number: C2876593 JLCPCB Part Class: Extended Part Manufactured by TI(德州仪器) Texas Instruments BQ25798 fully integrated switch-mode buck-boost battery charger for 1-4 cell Li-ion and Li-polymer batteries, supports USB PD 3.0 power profile, integrates four switching MOSFETs, BATFET, input and charging current sensing, 3.6V to 24V input operating range with 30V absolute maximum, 750kHz or 1.5MHz switching frequency, up to 5A charging current with 10mA resolution, up to 96.5% efficiency, supports MPPT for photovoltaic charging, USB BC1.2/HVDCP/non-standard adapter detection, NVDC power path management, USB OTG output from 2.8V to 22V up to 3.32A, I2C control, integrated 16-bit ADC, low quiescent current, thermal regulation, OVP/OCP protection, safety timer, 29-pin 4x4mm QFN package. Search Keywords: BQ25798, Texas Instruments BQ25798, TI BQ25798, BQ25798 battery charger, BQ25798 buck boost charger, BQ25798 Li-ion charger, BQ25798 Li-polymer charger, 1-4 cell battery charger, USB PD 3.0 battery charger, buck boost charger IC, NVDC power path charger, MPPT battery charger IC, photovoltaic battery charger, USB OTG charger IC, 5A charging current charger, I2C battery charger, BQ25798 QFN-29, 4x4mm QFN charger, BQ25798 datasheet Hashtags: #BQ25798 #TexasInstrumentsBQ25798 #TIBatteryCharger #BatteryChargerIC #BuckBoostCharger #LiIonCharger #LiPolymerCharger #1to4CellCharger #USBPDCharger #USBPD30 #NVDCCharger #PowerPathManagement #MPPTCharger #PhotovoltaicCharger #USBOTGCharger #5ACharger #I2CCharger #IntegratedADC #QFN29 #4x4mmQFN