SKU: SENS-2097
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Sencoch GZP6859D040KPP Pressure Sensor, 0-40 kPa Range, 3.3V, I²C Output, Ultra-Low Power (100 nA), SOP-6 Package

₹489.00 (Inclusive of all taxes)
Out of Stock

The Sencoch GZP6859D040KPP is an ultra-low power MEMS piezoresistive pressure sensor module with a 0 to 40 kPa gauge range and digital I²C output. Operating from a single 3.3V supply, it is designed for integration into battery-powered medical, wearable, and IoT devices requiring precise, low-power pressure monitoring.

Features

  • Ultra-low standby current of 100 nA for extended battery life in portable applications.
  • Digital I²C interface provides easy integration with microcontrollers like Arduino, ESP32, and Raspberry Pi.
  • Wide operating temperature range from -30°C to +85°C ensures reliable performance in diverse environments.
  • Compact SOP-6-2.54mm surface-mount package with a gauge pressure range of 0 to 40 kPa.
  • High-value MEMS piezoresistive sensing element with ±2% typical accuracy for precise measurements.

Out of stock

Description

The GZP6859D040KPP pressure sensor utilizes a MEMS piezoresistive sensing element to translate applied pressure into an electrical signal, which is then conditioned and digitized by an integrated ASIC. This design provides a stable, calibrated digital output via the I²C bus, simplifying system design by eliminating the need for external signal conditioning circuitry.

Engineered for ultra-low power consumption, the sensor is ideal for always-on monitoring in battery-constrained devices. Its robust construction and wide operating temperature range make it suitable for applications from consumer electronics to industrial monitoring, where reliable pressure data is critical.

Key Features

  • Ultra-Low Power Operation: Features a mere 100 nA standby current, enabling years of operation on a single coin cell battery.
  • Integrated Digital Interface: On-chip signal conditioning and I²C communication protocol provide a clean, noise-immune digital output.
  • Wide Temperature Tolerance: Operates reliably across an industrial-grade temperature span from -30°C to +85°C.
  • Compact Surface-Mount Design: The SOP-6 package with a 2.54mm pitch facilitates easy PCB integration in space-constrained designs.
  • Optimized Performance-to-Cost Ratio: Delivers high accuracy and low power consumption in a cost-effective MEMS package.
  • Gauge Pressure Reference: Measures pressure relative to ambient atmospheric pressure, ideal for monitoring differential pressures in sealed systems.

Applications

  • Portable medical devices for continuous non-invasive blood pressure (NIBP) monitoring.
  • Wearable fitness trackers and smartwatches for altitude and activity tracking.
  • HVAC system duct pressure and airflow monitoring in building automation.
  • Battery-powered IoT environmental sensors for weather station barometric pressure measurement.
  • Consumer appliance pressure sensing in espresso machines, vacuum cleaners, and respiratory devices.

Technical Specifications

Manufacturer Part NumberGZP6859D040KPP
Pressure TypeGauge
Pressure Range0 kPa to 40 kPa
Sensor TypeMEMS piezoresistive
Output TypeI²C
Supply Voltage3.3 V DC
Typical Accuracy±2%
Standby Current100 nA
Operating Temperature-30°C to +85°C
Interface TypeI²C
Package / CaseSOP-6-2.54mm
Weight0.008 kg

Frequently Asked Questions

What is the absolute maximum supply voltage for this sensor?

The Sencoch GZP6859D040KPP is designed for a nominal 3.3V supply. Exceeding this voltage, typically beyond 3.6V, can permanently damage the internal MEMS element and ASIC. Always use a regulated 3.3V power source and ensure proper decoupling capacitors are placed near the sensor's VDD pin for stable operation.

How do I connect and communicate with this sensor using I²C?

The sensor uses a standard I²C interface. Connect the VDD pin to 3.3V, GND to ground, SDA to your microcontroller's data line, and SCL to the clock line. Pull-up resistors (typically 4.7kΩ) are required on both SDA and SCL lines. The I²C address can be found in the official datasheet. Use standard I²C library commands to read pressure data registers.

Is this sensor suitable for measuring liquid pressure or water level?

No, this is a gauge pressure sensor with a standard port, not a sealed or submersible unit. It measures air or gas pressure relative to ambient atmosphere. For liquid pressure or water level sensing, you would require a sensor with a media-isolated, stainless steel diaphragm and an appropriate pressure port (e.g., NPT thread) to prevent corrosion and liquid ingress.

What is the difference between gauge and absolute pressure measurement?

This sensor measures gauge pressure, which is pressure relative to the ambient atmospheric pressure. Absolute pressure sensors measure relative to a perfect vacuum. For applications like barometric pressure sensing (weather stations) where you need to know the absolute atmospheric pressure, an absolute pressure sensor variant would be required instead of this gauge model.

Package Includes

  • 1 x Sencoch GZP6859D040KPP Pressure Sensor

Additional Information

Weight 0.008 kg
Dimensions 6 × 9 × 2 cm