The LP1420 is a compensated digital output surface-mountable pressure sensor series from Merit Sensor^TM suitable for ultra low-pressure sensing applications. This pressure sensor series offers a low-pressure range from 0.15psi to 1psi and is designed for clean, dry air and non-corrosive gases, with an operating temperature range of −40°C to +85°C and a pressure accuracy of ±1.5%FS. The LP1420 series Merit Sensor^TM products incorporate a proprietary Sentium® technology developed to provide a best-in-class operating temperature range and superior stability.

• Compensated digital output surface mountable pressure sensor
• Pressure ranges available 0.15psi, 0.3psi and 1psi
• Differential or gauge options available
• Temperature range −40°C to +85°C
• Accuracy of ±1.5%FS
• Digital I²C output
• Supply voltage of 5V (typical)
• Clock speed 1MHz
• Update Rate of 5ms
• Suitable for clean, dry air and non corrosive gases
• Evaluation kit MULPEK is available for the LP1420 series, please see the datasheet in the Technical Library

Typical applications for the Merit Sensor^TM LP1420 series include:

• Industrial
  • HVAC systems and control units
  • Sensors and transmitters
• Medical
  • CPAP
  • Spirometers
  • Ventilators
  • Nebulizers

Please see below the specifications for the Merit LP1420 series: