4 layers60 × 33.5 mm
Home weather station esp32
Norbixix/home-weather-station-esp32
ESP32-based low-power home weather station PCB project
49 parts2
SHT40-AD1B-R3
SensirionExtended
-40℃~+125℃ 0%RH~100%RH 1.08V~3.6V 16bit 400nA Built-in heater I2C ±0.2℃ ±1.8%RH DFN-4-EP(1.5x1.5) Temperature and Humidity Sensor ROHS
- Part id
- sensirion/SHT40-AD1B-R3
- Category
- Uncategorised
- Package
- DFN-4-EP(1.5x1.5)
- Pins
- 5
- In stock
- 15,657 at JLCPCB (C2848306)
- Used on
- 7 open-source boards
Overview
The SHT40-AD1B-R3 is an uncategorised made by Sensirion in a DFN-4-EP(1.5x1.5) package with 4 pins. -40℃~+125℃ 0%RH~100%RH 1.08V~3.6V 16bit 400nA Built-in heater I2C ±0.2℃ ±1.8%RH DFN-4-EP(1.5x1.5) Temperature and Humidity Sensor ROHS.
PCBKit's library has its KiCad symbol (Sensor_Humidity:SHT4x, from KiCad's library) and its footprint (Sensor_Humidity:Sensirion_DFN-4_1.5x1.5mm_P0.8mm_SHT4x_NoCentralPad, from KiCad's library), ready for a KiCad board. 15,657 are in stock at JLCPCB (part C2848306). 7 open-source boards in 7 repositories on GitHub use it.
Symbol
Footprint
Pinout
4| Pin | Name | Type |
|---|---|---|
| 1 | SDA | Input/output |
| 2 | SCL | Input |
| 3 | VDD | Power in |
| 4 | VSS | Power in |
Open-source boards using it
7- 2 layers45 × 55 mm
Room sensor
arrow53/RoomTempHumidity
A local whole-house temperature and humidity monitor. USB-powered room sensors send measurements over Thread to a Raspberry Pi base unit, which stores history and presents a touchscreen dashboard without requiring a…
24 parts - 4 layers23 × 31.3 mm
Temperature node
cegea/temperature_node_hw
PCB design for a temperature sensor based on SHT and ESP32
36 partsGPL-3.0 - 4 layers76 × 85 mm
SuperNicePCB
laemo10/SuperNicePCB
An integrated, multi-sensor UWB anchor PCB designed for real-time indoor object tracking (via Double-Sided Two-Way Ranging) and non-invasive human presence/occupancy monitoring.
68 parts - 2 layers29.3 × 68.9 mm
- 4 layers31.4 × 31 mm
Esp32c6 ble sensor
xmyoot/esp32c6-ble-sensor-coin-cell
Ultra-compact 4-layer circular BLE sensor pod with ESP32-C6, CR2032 coin-cell power and environmental sensors
71 parts - 2 layers19.3 × 14.2 mm
EnvironmentSensor2
satomm1/Robot
This directory contains the electrical schematic for a breakout board for the Bosch BMI323 6-axis IMU. This IMU provides a 16 bit digital triaxial accelerometer, a 16 bit digital triaxial gyroscope, and a 16 bit digital…
11 partsMIT
Parts like it
8
SHT45-AD1F-R2
DFN-4-40℃~+125℃ 0%RH~100%RH 1.08V~3.6V 16bit 400nA Factory calibration、Chemical gas resistance、Built-in heater I2C ±0.1℃ ±1%RH DFN-4 Temperature and Humidity Sensor ROHSSensirionUncategorisedSHT40-CD1B-R3
DFN-4(1.5x1.5)-40℃~+125℃ 0%RH~100%RH 1.08V~3.6V 16bit 400nA Factory calibration、Built-in heater I2C ±0.2℃ ±1.8%RH DFN-4(1.5x1.5) Temperature and Humidity Sensor ROHSSensirionUncategorisedSHT41-AD1F-R2
DFN-4(1.5x1.5)-40℃~+125℃ 0%RH~100%RH 1.08V~3.6V 16bit 400nA Factory calibration、Built-in heater I2C ±0.2℃ ±1.8%RH DFN-4(1.5x1.5) Temperature and Humidity Sensor ROHSSensirionUncategorisedSHT40-N-NF
DFN-4(1.5x1.5)DFN-4(1.5x1.5) Temperature and Humidity Sensor ROHSNyfeaUncategorisedSHT41-P-NF
DFN-4(1.5x1.5)DFN-4(1.5x1.5) Temperature and Humidity Sensor ROHSNyfeaUncategorisedSHT40-AD1F-R2
DFN-4(1.5x1.5)-40℃~+125℃ 0%RH~100%RH 1.08V~3.6V 16bit 400nA Factory calibration、Chemical gas resistance、Built-in heater I2C ±0.2℃ ±1.8%RH DFN-4(1.5x1.5) Temperature and Humidity Sensor ROHSSensirionUncategorisedSHT41A-FD1B-R2
DFN-4(1.5x1.5)±2%RH、±0.2℃ DFN-4(1.5x1.5) Temperature and Humidity Sensor ROHSSensirionUncategorisedSHT41I-AD1B-R2
DFN-4(1.5x1.5)-40℃~+125℃ 0%RH~100%RH 16bit 2.3V~5.5V 21uA Factory calibration、Built-in heater I2C ±0.2℃ ±2%RH DFN-4(1.5x1.5) Temperature and Humidity Sensor ROHSSensirionUncategorised
Questions
Is there a KiCad symbol and footprint for the SHT40-AD1B-R3?
Yes. The symbol is Sensor_Humidity:SHT4x and the footprint Sensor_Humidity:Sensirion_DFN-4_1.5x1.5mm_P0.8mm_SHT4x_NoCentralPad, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SHT40-AD1B-R3?
DFN-4-EP(1.5x1.5), with 4 pins. Its footprint is drawn on this page.
Where is the SHT40-AD1B-R3 datasheet?
Sensirion publishes it: the Datasheet link on this page opens it.
Where can I order the SHT40-AD1B-R3?
JLCPCB lists it as part C2848306, with 15,657 in stock; the sellers' links on this page open their listings.
What can replace the SHT40-AD1B-R3?
Parts like it in the library: the SHT45-AD1F-R2 by Sensirion, the SHT40-CD1B-R3 by Sensirion, the SHT41-AD1F-R2 by Sensirion and the SHT40-N-NF by Nyfea. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the SHT40-AD1B-R3?
7 boards in 7 repositories on GitHub; the most starred are listed on this page, with their KiCad files.