Sensors

Temperature Sensor Digital, Local -40°C ~ 125°C 16 b 4-PICOSTAR (0.76x0.76) The TMP114NCIYMTR is a high-accuracy digital temperature sensor designed for precision thermal monitoring applications in industrial, automotive, medical, and embedded electronic systems. The device integrates a precision band-gap temperature sensing element, analog-to-digital conversion circuitry, EEPROM memory, and a digital communication interface within a compact low-power package. The sensor supports accurate local temperature measurements with factory calibration and programmable alert functionality, enabling reliable thermal protection and environmental monitoring in space-constrained designs. Engineering Specification Manufacturer: Texas Instruments Manufacturer Part Number: TMP114NCIYMTR Device Type: Digital Temperature Sensor Temperature Measurement Method: Local Semiconductor Temperature Sensing Interface Type: I²C-Compatible Serial Interface Supply Voltage Range: Ultra-Low Voltage Operation Compatible with Battery-Powered Systems Temperature Measurement Range: Industrial Temperature Range Support Accuracy: High-Precision Factory-Calibrated Temperature Measurement Resolution: High-Resolution Digital Temperature Output Conversion Architecture: Integrated Sigma-Delta Analog-to-Digital Conversion Programmable Features: High and low temperature alert thresholds EEPROM-stored configuration settings Programmable conversion rate Offset correction calibration Alert and interrupt functionality Power Consumption: Optimized for Low-Power Embedded Applications Communication Speed: Standard and Fast-Mode I²C Support Package Type: Small Outline Leadless Package Mounting Type: Surface Mount Technology Operating Environment: Suitable for Industrial and Embedded Control Systems Protection Features: Integrated thermal monitoring alerts Nonvolatile configuration retention Robust digital communication interface Applications: Industrial temperature monitoring Medical instrumentation Battery-powered electronics Thermal management systems Precision embedded sensing Data acquisition equipment Environmental monitoring devices #commonpartslibrary #integratedcircuit #temperaturesensor #digital

IC RF TxRx + MCU 802.15.4, Bluetooth Bluetooth v5.0, Thread, Zigbee® 2.4GHz 48-VFQFN Exposed Pad The NRF52840-QFAA-F-R belongs to Nordic’s nRF52 series and supports multiple wireless standards including Bluetooth 5, Bluetooth Low Energy (BLE), Thread, Zigbee, ANT, and proprietary 2.4 GHz protocols. It features a 64 MHz ARM Cortex-M4F CPU with floating-point unit (FPU), making it suitable for both wireless communication and real-time embedded processing. The device integrates large memory resources, rich peripherals, USB support, NFC capability, and advanced security features, reducing the need for external components in wireless embedded designs. Key Features 32-bit ARM Cortex-M4F processor running at 64 MHz 1 MB Flash memory and 256 KB RAM Supports Bluetooth 5 / BLE, Thread, Zigbee, ANT, and proprietary 2.4 GHz protocols IEEE 802.15.4 compliant radio Up to +8 dBm TX output power High receiver sensitivity down to −103 dBm Data rates up to 2 Mbps Ultra-low power consumption for battery-powered applications USB 2.0 Full-Speed controller NFC-A tag support Multiple communication interfaces: SPI UART I2C (TWI) I2S PWM PDM ADC Up to 48 GPIOs Integrated ARM CryptoCell-310 security engine Operating voltage range: 1.7 V to 5.5 V Operating temperature: −40°C to +85°C Compact 48-QFN (6×6 mm) package Typical Applications BLE devices Smart home products Wearables Wireless sensors Industrial IoT HID devices (keyboard/mouse) Asset tracking Mesh networking devices USB dongles and gateways PCB Design Notes Community PCB reviews commonly recommend: Proper RF grounding and 50-ohm antenna routing Using ESD/TVS protection on USB lines Keeping RF matching components close to the antenna Using solid ground planes for 2.4 GHz performance #CommonPartsLibrary #IntegratedCircuit #RF

WA8351-AL ultrasonic sensor transformer, 3.0mH ±10% inductance, 1:1:8.4 turns ratio, 500Vrms isolation, 25.2µH max leakage inductance, DCR 0.74Ω/0.74Ω/7.56Ω max, ferrite core, AEC-Q200 Grade 1 qualified, -40°C to +125°C operating range, optimized for PGA460-Q1 automotive ultrasonic driver, compact 8.2 x 6.6 x 5.4mm surface-mount package.

Multiple Function Sensor Modules BME690 is the gas sensor with Artificial Intelligence (AI) and integrated high-linearity and high-accuracy pressure, humidity and temperature sensors.

Charger IC Lithium Ion/Polymer 16-WQFN (3x3) The BQ25302RTER is a highly integrated single-cell lithium-ion and lithium-polymer battery charger and power-path management IC developed by Texas Instruments. The device is optimized for compact portable and wearable applications requiring efficient battery charging from USB or low-voltage DC power sources. It integrates a switching charger, power-path management, system voltage regulation, battery FET, and protection features into a compact package suitable for space-constrained designs. The device supports programmable charging current and voltage regulation while maintaining high power conversion efficiency through its switching charger architecture. Integrated power-path management allows the system load to operate simultaneously while charging the battery, improving system reliability and startup behavior when the battery is deeply discharged or absent. The BQ25302RTER includes input current limiting, thermal regulation, battery temperature monitoring support, and multiple safety timers to ensure safe charging operation. The charger automatically manages preconditioning, fast charging, charge termination, and recharge cycles for lithium-based battery chemistries. The device also supports USB-compliant input operation and includes configurable features through an I2C-compatible interface. Its compact WQFN package and high integration level reduce external component count and PCB area, making it suitable for wearable electronics, portable medical devices, IoT products, handheld instruments, wireless accessories, and battery-powered embedded systems. Electrical Characteristics Input operating voltage supports standard USB and low-voltage DC input sources suitable for portable electronics applications. Supports single-cell lithium-ion and lithium-polymer battery charging with programmable charge voltage regulation. Integrated high-efficiency switching charger architecture minimizes power dissipation and improves thermal performance compared to linear chargers. Programmable fast-charge current supports flexible battery capacity scaling and application-specific charging requirements. Integrated power-path management allows simultaneous battery charging and system power delivery. Includes programmable input current limiting to support USB current compliance and adapter protection. Automatic charge cycle management includes precharge, fast charge, termination, and recharge operation. Supports battery temperature qualification using external thermistor monitoring. Integrated thermal regulation dynamically reduces charge current during high-temperature operating conditions. Low quiescent current operation improves standby battery life in portable products. Protection Features Integrated overvoltage protection for input power safety. Battery overcurrent and short-circuit protection enhance system reliability. Thermal shutdown circuitry protects the device during excessive junction temperature conditions. Safety timers monitor charging duration and prevent abnormal charging operation. Input current limiting protects USB ports and weak power adapters from overload conditions. Undervoltage lockout prevents improper operation during insufficient input supply conditions. Interface and Control I2C-compatible serial interface enables configuration and monitoring of charger parameters. Status reporting supports system-level battery and charging management. Programmable charging parameters allow firmware-controlled optimization for different battery chemistries and capacities. Interrupt and status functions support embedded power management architectures. Package Information Supplied in a compact WQFN package optimized for portable and space-constrained PCB layouts. Package design supports efficient thermal dissipation and automated surface-mount assembly processes. RoHS-compliant and suitable for modern lead-free manufacturing requirements. Typical Applications Wearable electronics Wireless earbuds and audio accessories Portable medical devices IoT and embedded battery-powered systems Handheld consumer electronics Portable instrumentation Rechargeable sensor modules Compact USB-powered battery charging systems #CommonPartsLibrary #IntegratedCircuit #PowerManagement #battery charger

Gas, Humidity, Pressure, Temperature Sensor Digital Output The BME690 is a compact 4-in-1 environmental sensor from Bosch Sensortec designed for advanced indoor air-quality monitoring. It integrates gas, humidity, temperature, and barometric pressure sensing into a single low-power MEMS device. The sensor is optimized for battery-powered and high-condensation environments, making it suitable for smart home, industrial, wearable, and IoT applications. Key Features 4-in-1 environmental sensing: Gas sensing Relative humidity Temperature Barometric pressure Detects: Volatile Organic Compounds (VOCs) Volatile Sulfur Compounds (VSCs) Other air-quality-related gases Supports indoor air quality (IAQ) monitoring Provides: IAQ index bVOC equivalent CO₂ equivalent outputs Improved robustness for high-condensation environments Ultra-small package: 3.0 × 3.0 × 0.93 mm 8-pin metal LGA package Low power consumption suitable for battery-powered devices Interfaces: I²C up to 3.4 MHz SPI up to 10 MHz Wide operating range: Temperature: −40°C to +85°C Humidity: 0–100% RH Pressure: 300–1100 hPa Supply voltage: VDDIO: 1.2 V to 3.6 V VDD: 1.71 V to 3.6 V Humidity accuracy: ±3% RH Temperature accuracy: ±0.5°C Pressure accuracy: ±0.5 hPa absolute Supports AI-based gas classification using Bosch BME AI-Studio Pin-compatible evolution of the BME688 platform Designed for: Smart home devices HVAC systems Air-quality mapping Food freshness monitoring Wearables Industrial sensing applications #CommonPartsLibrary #Sensor

The RFFM6901 is a single-chip RF front-end module (FEM) designed for 868 MHz to 928 MHz ISM-band wireless communication applications. It integrates a high-power power amplifier (PA), low-noise amplifier (LNA), antenna diversity switch, and matching circuitry into a compact package, helping reduce external components, PCB space, and overall system cost. It is commonly used in smart energy systems, wireless metering, industrial monitoring, alarm systems, and other Sub-1 GHz wireless devices. Key Features Operating frequency range: 868 MHz to 928 MHz Integrated 1 W power amplifier Up to +30 dBm transmit output power Integrated low-noise amplifier with bypass mode Dual-port antenna diversity switch Separate 50 Ω transmit and receive interfaces Compact 32-pin LGA package (6 mm × 6 mm) Supply voltage range: 2.8 V to 4.2 V Typical LNA gain: 17 dB Low receiver noise figure: 1.5 dB Designed for portable and battery-powered wireless systems RoHS compliant Typical Applications Smart energy and smart metering Wireless alarm and security systems ISM-band communication devices Industrial wireless sensors Portable RF equipment IoT Sub-1 GHz wireless systems Search across more sources

Rotary Encoder Incremental 24 Quadrature (Incremental) User Selectable 10 mA @ 5 VDC,-10 C to +70 C The PEC11J-9015F-S0024 is a compact surface-mount incremental rotary encoder from the Bourns PEC11J series, designed for user interface applications requiring precise rotational input and long operational life. It features a quadrature output with 24 pulses per revolution and includes an integrated momentary push-button switch, making it suitable for menu navigation, volume control, tuning systems, and industrial control panels. Its rugged metal shaft construction and high durability make it reliable for both consumer and professional electronic equipment. Key Features Incremental rotary encoder with 2-bit quadrature output 24 pulses per revolution (24 PPR) resolution Integrated momentary push-button switch Surface-mount gull-wing terminals Compact 12 mm encoder body Durable metal shaft and bushing Long rotational life of up to 100,000 cycles No detents for smooth continuous rotation Supports up to 60 RPM operating speed Operating temperature range: -10 °C to +70 °C IP40 rated enclosure Flatted shaft design for secure knob attachment Suitable for: Audio equipment Lighting consoles Consumer appliances Communication devices Test and measurement equipment Component Category #Sensor #Encoder #Transducer #PEC11J