Lighting Sensors

Key Features

• R_DS(on) typ. 250 m and 400 m
• Not switching quiescent current: max 600 μA over temperature range
• Uses tiny capacitors and inductors
• Internal soft-start
• Enable function
• Step-down current mode PWM (1.7 MHz) DCDC converter
• 0.7 A output current capability
• Fixed output voltage of 1.2 V
• Synchronous rectification
• Typical efficiency: > 90%
• 3% DC output voltage tolerance

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Key Features

• 3 A DC output current
• Operating input voltage from 5.5 V to 48 V
• 850 kHz internally fixed switching frequency
• Internal soft-start
• Internal current limiting
• Inhibit for zero current consumption
• 2 mA maximum quiescent current over-temperature range
• Thermal shutdown
• RoHS compliant

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Key Features

• V_in : 4 V to 18 V
• Vout: 3.3 V
• Maximum output current: 4 A
• Switching frequency: 800 kHz
• Short-circuit: protected
• RoHS compliant

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Key Features

• 3.3 V output voltage
• 3 A DC output current
• 4.5 V to 60 V input voltage
• 500 kHz switching frequency
• 3.5 ms programmed soft-start
• VBIAS switch-over for improved efficiency at light load
• 180° out of phase synchronization available
• Open drain PGOOD available
• Auto recovery overcurrent and thermal protection
• RoHS compliant

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Key Features

• Complete HTS221 pinout (SPI & I²C interface) for a standard DIL 24 socket
• Fully compatible with STEVAL-MKI109V2 motherboard
• RoHS compliant

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Key Features

• LSM6DS0: MEMS 3D accelerometer (±2/±4/±8 g) + 3D gyroscope (±245/±500/±2000 dps)
• LIS3MDL: MEMS 3D magnetometer (±4/ ±8/ ±12/ 16 gauss)
• LPS25HB*: MEMS pressure sensor, 260-1260 hPa absolute digital output barometer
• HTS221: capacitive digital relative humidity and temperature
• DIL 24-pin socket available for additional MEMS adapters and other sensors (UV index)
• Free comprehensive development firmware library and example for all sensors compatible with STM32Cube firmware
• Compatible with STM32 Nucleo boards
• Equipped with Arduino UNO R3 connector
• RoHS compliant

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Key Features

• 4 V to 38 V operating input voltage
• Low consumption mode or low noise mode
• 30 µA I_Q at light load (LCM V_OUT = 3.3 V)
• 5 µA I_Q-SHTDWN
• Adjustable f_SW (250 kHz - 2 MHz)
• Output voltage adjustable from 0.85 V to V_IN
• Embedded output voltage supervisor
• Synchronization
• Adjustable soft-start time
• Internal current limiting
• Overvoltage protection
• Output voltage sequencing
• Peak current mode architecture
• R_DS(on)HS = 180 mΩ; R_DS(on)LS = 150 mΩ
• Thermal shutdown
• RoHS compliant

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Key Features

• Contains the following ST sensors:
  • Pressure sensor LPS25HB
  • Humidity sensor HTS221
  • Accelerometer LIS3DH
  • Microphone MP34DT01
• AFE for processing the MP34DT01 microphone signal based on TSV522 low power, low offset op-amp
• Android app available
• RoHS compliant

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Key Features

• STM32F439IIH6 High Performance MCU ARM® Cortex™-M4F @ 180 MHz with 256 KB of embedded SRAM
• 8 MB external SRAM
• IMU 9 axes inertial sensor: LSM9DS1
• Environmental sensors: Pressure (LPS25HB), Humidity and Temperature (HTS221), UV index (UVIS25M).
• Proximity and ambient light sensors (2x VL6180X)
• Digital MEMS microphone array (4x MP34DT01)
• USB connector
• Micro SD card expansion
• GPIO expansion for pin control and connection to the STM32Nucleo board thanks to the adapter board included in the package

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Key Features

• LSM6DSL MEMS 3D accelerometer (±2/±4/±8/±16 g) and 3D gyroscope (±125/±245/±500/±1000/±2000 dps)
• LSM303AGR MEMS 3D accelerometer (±2/±4/±8/±16 g) and MEMS3D magnetometer (±50 gauss)
• LPS22HB MEMS pressure sensor, 260-1260 hPa absolute digital output barometer
• HTS221: capacitive digital relative humidity and temperature
• DIL24 socket for additional MEMS adapters and other sensors
• Free comprehensive development firmware library and example for all sensors compatible with STM32Cube firmware
• I²C sensor hub features on LSM6DSL available
• Compatible with STM32 Nucleo boards
• Equipped with Arduino UNO R3 connector
• RoHS compliant

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Key Features

• ST25DV64K dynamic NFC tag solution based on 64K-bit (8K-Byte) EEPROM and with I²C interface, Fast Transfer Mode and Energy Harvesting features
• STM32L031K6 ultra-low-power ARM Cortex-M0+ MCU running at 32 MHz with 32-Kbytes Flash and 8-Kbytes RAM
• LIS2DW12 ultra-low-power high-performance three-axis linear accelerometer
• LPS22HB ultra-compact piezo-resistive absolute pressure sensor which functions as a digital output barometer: 260-1260 hPa
• HTS221 capacitive digital sensor for relative humidity and temperature
• STLQ015 low drop linear regulator power management
• CR2032 Battery powered (not included)
• STM32Cube function pack (FP-SNS-SMARTAG1)
• Android (Google Play) and iOS demo apps (ST SmarTag)
• Suitable for the following applications:
  • Internet of Things
  • Supply Chain and Cold-Chain Management
  • Smart building, home and city
  • Retail and apparel
  • Smart packaging
  • Medical and pharmaceutical
  • Batteryless sensing
  • Smart agriculture (soil control, animal tracking, etc.)

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