NPA-700B-030A

Pressure Sensors Transducers Overview

The NPA-700B-030A is an absolute pressure sensor from the NPA-700 series by Amphenol Advanced Sensors. It features a 14-bit I2C digital output and operates within a supply voltage range of 4.75V to 5.25V. The device has a working pressure of 30PSI (206.84kPa) with a maximum pressure limit of 60PSI (413.69kPa). Accuracy is specified at ±1.5%. It utilizes a 14-SOIC surface-mount package with top ports and dual barbed fittings sized at 0.12 inches (3mm). The unit includes temperature compensation and functions across a wide operating temperature range of -40°C to 125°C.

Pressure Sensors Transducers Feature Summary

• Integrated 14-bit analog-to-digital conversion with I2C serial interface for direct microcontroller connection.
• On-chip temperature compensation ensures stable performance across extended industrial temperature ranges.
• Compact SOIC-14 surface mount design facilitates automated PCB assembly and space-constrained applications.

Pressure Sensors Transducers Applications

• Medical positive airway pressure devices such as sleep apnea therapy systems
• Medical multi-functional ventilators and anesthesia machines
• Industrial HVAC吹风机 pressure measurement
• Industrial variable air volume control systems

Pressure Sensors Transducers Procurement Notes

Verify that the specific part number matches the required pressure rating and port configuration before ordering. Confirm that the I2C address settings align with the target system architecture. Ensure the supply voltage provided to the circuit falls strictly within the 4.75V to 5.25V specification to guarantee accurate digital output. Check for any specific ESD handling requirements during storage and installation.

Pressure Sensors Transducers Selection Notes

Select this component when a compact, digitally calibrated absolute pressure solution is required for low-pressure environments up to 30PSI. The integrated I2C interface simplifies software development compared to analog alternatives. Consider the 14-bit resolution for applications demanding precise pressure monitoring without external signal conditioning. Evaluate the thermal performance characteristics against the specific operational environment constraints.

Pressure Sensors Transducers Part Context

This sensor belongs to the NPA-700 series, which offers various pressure types including gauge, differential, and absolute configurations. The series provides multiple output options ranging from uncalibrated mV to amplified analog and digital signals. This specific model represents the absolute pressure variant with digital output, designed for cost-effective board mounting in healthcare and industrial sectors.

Pressure Sensors Transducers Replacement Considerations

Consult official documentation for cross-reference data. Verify pinout compatibility and electrical specifications if substituting with other models in the NPA-700 family or alternative manufacturers' MEMS pressure sensors.

Pressure Sensors Transducers FAQ

What is the maximum overpressure capability of the NPA-700B-030A?

The sensor can withstand a maximum pressure of 60PSI (413.69kPa), which is double its full-scale working pressure of 30PSI.

Does the NPA-700B-030A include internal signal conditioning?

Yes, the device features integrated temperature compensation and a 14-bit ADC, providing a calibrated digital output directly via the I2C interface.