WS72324Q-16/TR is a quad low-power operational amplifier featuring rail-to-rail input and output capability. It is optimized for low-voltage, battery-powered applications with ultra-low quiescent current while maintaining good AC performance. The device supports single-supply operation and includes four independent op-amps in a compact QFN 3×3 mm package. Engineering Specifications Manufacturer Will Semiconductor (Will Semi) Part Number WS72324Q-16/TR Device Type Quad Operational Amplifier (4 channels) Package QFN 3×3 mm, 16-pin, 0.5 mm pitch Mounting Type Surface Mount (SMD) Electrical Characteristics Supply Voltage Range 1.8 V to 5.5 V Quiescent Current 42 µA typ per amplifier Gain Bandwidth Product (GBWP) 1.5 MHz Slew Rate 1.1 V/µs Input Offset Voltage ±3 mV max Offset Voltage Drift 1 µV/°C Input Bias Current ~1 pA typ Common Mode Rejection Ratio (CMRR) 101 dB typ Power Supply Rejection Ratio (PSRR) 105 dB typ Output Current (Short Circuit) 43 mA source / 47 mA sink Total Harmonic Distortion + Noise -102 dB @ 1 kHz -90 dB @ 10 kHz Input / Output Characteristics Input Type Rail-to-rail input Output Type Rail-to-rail output Common Mode Input Range (V−) − 0.2 V to (V+) + 0.2 V Output Voltage Swing Near rail-to-rail (load dependent) Load Drive Capability Down to 2 kΩ load Operating Conditions Operating Temperature Range −40°C to +125°C Maximum Supply Voltage 6 V Package Mechanical Data (QFN3x3-16L) Body Size 3.0 mm × 3.0 mm nominal Pin Pitch 0.50 mm Pad Width (b) 0.20 – 0.30 mm Pad Length (L) 0.25 – 0.35 mm Functional Features Rail-to-rail input/output operation Ultra-low quiescent current for battery applications No phase reversal with overdriven inputs No crossover distortion High CMRR and PSRR Stable with capacitive loads Typical Applications Active filters Battery-powered systems Portable medical devices Gas/smoke sensing circuits Low-side current sensing #commonpartslibrary #integratedcircuit

6-Channel Capacitive Touch Sensor, SOIC-14 6 Channel Capacitive Touch Sensor SOIC?14*3.9x8.7mm*P1.27mm*

6-Channel Capacitive Touch Sensor, DFN-10 6 Channel Capacitive Touch Sensor DFN*1EP*3x3mm*P0.5mm*

Azoteq IQS572BLQNR is a ProxSense® 72-channel projected capacitive touch/proximity trackpad and touchscreen controller with I²C interface, 1.65–3.6 V supply, and 28-QFN 4×4 mm package.

Dual capacitive touch/proximity switch with auto-calibration, TSSOP-16 NXP capacitive touch sensor auto-calibration TSSOP*4.4x5mm*P0.65mm*

Enhanced LLC Controller with Robust Adaptive Dead-Time Adjustment and Capacitive Mode Protection #ultralibrarian

Enhanced LLC Controller with Robust Adaptive Dead-Time Adjustment and Capacitive Mode Protection #ultralibrarian

MTCH101 Proximity Only 2007 capacitive touch sensor 1.8mm 340muA 2V~5.5V -40C~85C SOT-23-6 #commonpartslibrary #integratedcircuit #capacitive #touchbutton #sensor

AT42QT1011 Series 5.5 V 219 uA Single Key Capacitive Touch Controller - SOT-23-6 #commonpartslibrary #integratedcircuit #capacitive #touchbutton #sensor

Square 15x15mm surface mount pad with silkscreen designator Useful for capacitive touch keyboards #commonpartslibrary #connector #capacitive

Fully calibrated temperature and humidity sensor with digital output and I²C interface The AHT30 is a high-precision digital temperature and humidity sensor developed by AOSONG Electronics. It integrates a capacitive humidity sensing element, a temperature sensor, and a dedicated ASIC in a compact DFN package. The device provides fully calibrated digital output through an I²C interface, offering low power consumption, excellent long-term stability, and reliable performance in demanding environmental conditions. It is widely used in smart home devices, HVAC systems, industrial controls, weather monitoring equipment, IoT devices, and consumer electronics. Key Features Fully calibrated digital temperature and humidity sensor I²C digital communication interface Relative humidity measurement range: 0% to 100% RH Temperature measurement range: -40°C to +85°C High accuracy: up to ±2% RH and ±0.3°C (typical) Wide operating voltage: 2.2 V to 5.5 V Low power consumption Fast response time Excellent long-term stability Strong anti-interference capability Compact DFN package suitable for reflow soldering Optimized ASIC with improved MEMS sensing technology Applications Smart home and IoT devices HVAC and air quality monitoring Weather stations Consumer electronics Medical equipment Industrial monitoring and control systems Refrigerators, dehumidifiers, and air conditioners Hashtags #AHT30 #AOSONG #TemperatureSensor #HumiditySensor #EnvironmentalSensor #I2C #MEMS #SmartHome #IoT #HVAC #IndustrialAutomation #WeatherMonitoring #EmbeddedSystems #ElectronicsDesign #PCBDesign

AC-DC Controllers & Regulators TPS4H160AQPWPRQ1 HTSSOP-28_L9.7-W4.4-P0.65-LS6.4-BL-EP LCSC Part Number: C485918 TPS4H160-Q1 or equivalent 4-channel smart high-side switch TPS4H160-Q1 – automotive-grade quad-channel smart high-side switch with four integrated 160 mΩ NMOS power switches. Designed for controlling resistive, capacitive, and inductive loads in 12 V, 24 V, and 48 V automotive systems. Provides comprehensive diagnostics, programmable current limiting, current sensing, thermal shutdown, short-circuit protection, open-load detection, and loss-of-ground/loss-of-battery protection. Functional safety capable and AEC-Q100 qualified for safety-critical automotive applications such as body control modules, ADAS, displays, and power distribution systems. Search Keywords: TPS4H160-Q1, TPS4H160, Automotive High Side Switch, Smart High Side Switch, Quad Channel High Side Driver, Automotive Power Switch, AEC-Q100 Switch, Current Sense Switch, Protected Power Switch, Load Driver IC, Automotive Load Switch, NMOS High Side Driver, Body Control Module Driver, ADAS Power Distribution, Diagnostic Power Switch, Functional Safety Switch, Short Circuit Protected Switch, Inductive Load Driver, Automotive Power Management, Texas Instruments TPS4H160 Hashtags: #TPS4H160Q1 #TPS4H160 #TexasInstruments #HighSideSwitch #SmartSwitch #AutomotiveElectronics #AECQ100 #FunctionalSafety #CurrentSense #LoadDriver #PowerDistribution #BodyControlModule #ADAS #AutomotivePower #ProtectedSwitch #IndustrialElectronics #EmbeddedSystems #ElectronicsDesign #PCBDesign #AutomotiveDesign

40 power reduction compared to PCA9633 4 LED drivers. Each output programmable at: Off On Programmable LED brightness Programmable group dimming/blinking mixed with individual LED brightness 1 MHz Fast-mode Plus I2C-bus interface with 30 mA high drive capability on SDA output for driving high capacitive buses 256-step (8-bit) linear programmable brightness per LED output varying from fully off (default) to maximum brightness using a 1.5625 kHz PWM signal in Individual brightness m

Comparator Standard (General Purpose) Open-Drain, Rail-to-Rail 14-TSSOP The TLV902x have an open-drain output that can be pulled-up below or beyond the supply voltage. These devices are designed for low voltage logic translators. The TLV903x have a push-pull output stage capable of sinking and sourcing many milliamps of current to drive LEDs or capacitive loads for MOSFET gates. The TLV90x0 and TLV90x1 are alternate pinouts of the single device. The family is specified for the Industrial temperature range of -40°C to +125°C and are available in a standard leaded and leadless packages. • Supply range: 1.65V to 5.5V • Precision input offset voltage: 300μV • Rail-to-Rail input with fault-tolerance • Typical propagation delay: 100ns • Low quiescent current per channel: 16μA • Low input bias current: 5pA • Open-drain output option (TLV902x) • Push-pull output option (TLV903x) • Full temperature range: -40°C to +125°C • ESD protection: 2kV • Alternate Single Pinout (TLV90x0) #CommonPartsLibrary #IntegratedCircuit #Comparator

ST Microelectronics STM32L432KCU6 UFQFPN-32_L5.0-W5.0-P0.50-TL-EP3.5 LCSC Part Number: C1337280 JLCPCB Part Class: Extended Part Manufactured by ST(意法半导体) STMicroelectronics STM32L432KC ultra-low-power 32-bit ARM Cortex-M4 microcontroller with FPU running up to 80MHz, featuring 256KB Flash memory, 64KB SRAM, USB 2.0 Full-Speed device support, Quad-SPI interface, RTC with calendar and alarms, true random number generator (TRNG), DMA controller, CAN 2.0B, UART, LPUART, SPI, I2C, SAI audio interface, 12-bit 5MSPS ADC, dual 12-bit DACs, operational amplifier with PGA, comparators, capacitive sensing channels, advanced timers and ultra-low-power modes. Operates from 1.71V to 3.6V and is optimized for battery-powered, industrial, medical, IoT and portable embedded applications. Search Keywords: STM32L432KC, STM32L432KCU6, STM32L432KCU6TR, STM32L432, STM32L4 series, STM32 Cortex-M4 MCU, STM32 low power microcontroller, STM32 256KB Flash 64KB SRAM, STM32 USB FS MCU, STM32 CAN MCU, STM32 Quad SPI MCU, STM32L432 datasheet, STM32L432 development board, Nucleo-L432KC, ARM Cortex-M4 FPU Hashtags: #STM32L432KC #STM32L432KCU6 #STM32L432 #STM32L4 #STMicroelectronics #CortexM4 #ARMMicrocontroller #LowPowerMCU #EmbeddedSystems #USBFS #CANBus #QuadSPI #ADC12bit #DAC12bit #RTC #TRNG #IoTMCU #IndustrialMCU #MedicalElectronics #NucleoL432KC

TPS4816-Q1 is an automotive-qualified high-side switch controller from Texas Instruments designed for intelligent power distribution, battery management, DC/DC converter protection, and automotive power systems. Supporting operating voltages from 3.5 V to 95 V (100 V absolute maximum), the device drives external N-channel MOSFETs and provides advanced protection, diagnostics, and bidirectional current monitoring. Integrated features include overcurrent protection with programmable circuit breaker timer (I²t), fast short-circuit protection, undervoltage and overvoltage protection, reverse polarity protection down to -60 V, gate pre-charge circuitry for capacitive loads, temperature monitoring, and fault diagnostics. The controller is optimized for 12 V, 24 V, and 48 V automotive architectures, offering low standby current, high reliability, and robust protection for power distribution and battery-connected systems. Search Keywords: TPS4816-Q1, TPS4816Q1, Texas Instruments TPS4816, High Side Switch Controller, Automotive High Side Driver, Smart High Side Switch, MOSFET Controller, Battery Protection Controller, Automotive Power Distribution, Electronic Fuse Controller, eFuse Controller, Reverse Polarity Protection IC, Bidirectional Current Monitor, I2t Protection Controller, Automotive Power Management IC, 48V Automotive System, DC DC Converter Protection, Battery Management System Controller, High Voltage Switch Controller, Automotive Diagnostics IC Hashtags: #TPS4816Q1 #TexasInstruments #HighSideSwitch #SmartSwitch #AutomotiveElectronics #PowerDistribution #BatteryManagement #PowerManagement #MOSFETDriver #EFuse #CircuitProtection #CurrentMonitoring #AutomotivePower #DCDCConverter #EmbeddedSystems #PowerElectronics #ElectronicsDesign #PCBDesign #HardwareEngineering #ElectricalEngineering