SKU: SENS-2011
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TE Connectivity LDES050UE6S Differential Pressure Sensor, 0–50 Pa, 5 V, Unidirectional, SMD, LDE Series

₹6,369.00 (Inclusive of all taxes)
Out of Stock

The TE Connectivity LDES050UE6S is an ultra-low differential pressure sensor module designed for precision measurement of non-corrosive gases. It features a calibrated SPI digital and analog output, operates from a 5V supply, and is ideal for integration into medical devices, HVAC systems, and industrial monitoring applications.

Features

  • Ultra-low differential pressure range of 0 to 50 Pa (0.2 inH₂O) for sensitive gas flow monitoring.
  • Integrated SPI digital interface and analog output for flexible system integration with microcontrollers and PLCs.
  • Factory calibrated and temperature compensated for high accuracy and long-term stability.
  • Based on thermal micro-flow sensing technology with high immunity to dust, moisture, and tubing effects.
  • Compact surface-mount (SMD) package with 10 pins, designed for automated PCB assembly.

Out of stock

Description

The TE Connectivity LDES050UE6S is a MEMS-based differential pressure sensor utilizing thermal micro-flow sensing technology. This principle enables precise measurement of very low-pressure differentials in non-corrosive gas streams with minimal flow leakage and excellent sensitivity. The sensor is factory calibrated and temperature compensated across its operating range, ensuring reliable performance without requiring user calibration.

Housed in a robust, compact SMD package, the LDES050UE6S offers high immunity to environmental factors like dust and humidity, and its accuracy is not degraded by long connecting tubing. With an operating voltage of 4.75V to 5.25V and a wide temperature range of -20°C to +80°C, it is engineered for demanding applications in medical and industrial environments where stability and precision are critical.

Key Features

  • Ultra-low pressure sensing range from 0 to 50 Pa, suitable for sensitive airflow and gas monitoring.
  • Dual output options: SPI digital interface for direct microcontroller communication and an analog voltage output.
  • Advanced thermal micro-flow sensing core provides high precision and repeatability.
  • Factory calibration and integrated temperature compensation ensure out-of-the-box accuracy.
  • Offset auto-zeroing function maintains excellent long-term stability and minimizes drift.
  • High immunity to dust, moisture, and the effects of long pneumatic tubing runs.
  • No position sensitivity allows for flexible mounting orientation without performance loss.
  • Compact 18mm x 18mm surface-mount design for space-constrained PCB layouts.

Applications

  • Medical ventilator and CPAP machine airflow monitoring and control.
  • HVAC system duct pressure and air filter clog detection.
  • Laboratory fume hood and cleanroom environmental monitoring.
  • Industrial process control for low-pressure gas flow measurement.
  • Energy recovery ventilator (ERV) and building automation systems.

Technical Specifications

Manufacturer Part NumberLDES050UE6S
Pressure Range0 to 50 Pa
Output InterfaceSPI Digital + Analog
Operating Voltage4.75 V to 5.25 V
Operating Temperature-20°C to +80°C
Mounting TypeSurface Mount (SMD)
Number of Pins10
Length18 mm
Width18 mm
Weight3 g
Sensing TechnologyThermal Micro-Flow
MediaNon-corrosive Gases (Air)

Frequently Asked Questions

What is the operating voltage range for the LDES050UE6S sensor?

The LDES050UE6S operates from a 4.75V to 5.25V DC supply. It is designed for standard 5V logic systems commonly used with microcontrollers, industrial PLCs, and embedded monitoring devices.

Does this sensor require calibration before use?

No, the sensor is factory calibrated and temperature compensated. It is ready for use out-of-the-box, providing a calibrated digital output via SPI and a corresponding analog voltage signal without requiring user calibration.

What types of gases can the LDES050UE6S measure?

This sensor is designed for measuring differential pressure in non-corrosive, clean, dry gases such as air. It is not suitable for corrosive, wet, or conductive media, as specified in the TE Connectivity datasheet.

How do I interface with the sensor's digital output?

The primary digital interface is a 4-wire SPI (Serial Peripheral Interface). You will need to connect the sensor's SCLK, SDI, SDO, and CS pins to your host microcontroller or processor and implement the SPI communication protocol as defined in the datasheet.

Is the sensor's accuracy affected by mounting orientation or long tubing?

No, the LDES050UE6S features no position sensitivity, allowing free mounting orientation. Its thermal micro-flow technology also provides high immunity to the effects of long connecting tubing, maintaining accuracy in extended pneumatic setups.

Package Includes

  • 1 x TE Connectivity LDES050UE6S Differential Pressure Sensor

Additional Information

Weight 0.003 kg
Dimensions 1.8 × 1.8 cm