Merit Sensor LP1420 Series

Product Features

  • Digital compensated output surface mountable pressure sensor with J-leads
  • Suitable for ultra low pressure sensing applications
  • Designed for clean, dry air and non corrosive gases
  • Clock speed of 1MHz
  • Supply voltage of 5V
  • Sentiumยฎ technology developed to provide a best-in-class operating temperature range and superior stability
  • Exempt

The LP1420 is a compensated digital output surface-mountable pressure sensor series from Merit SensorTM 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 โˆ’40ยฐC to +85ยฐC and a pressure accuracy of ยฑ1.5%FS. The LP1420 series Merit SensorTM products incorporate a proprietary Sentiumยฎ 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 โˆ’40ยฐC to +85ยฐC
  • Accuracy of ยฑ1.5%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 SensorTM 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:

Merit LP1420 series Specifications

Merit Sensor Systems, Inc. partners with Rhopoint and itโ€™s customers to design, fabricate, assemble and package reliable, cost-effective piezoresistive pressure sensor solutions for automotive, medical, industrial, aviation, defense and consumer applications. Please visit https://meritsensor.com/ for more information.

Specifications

Weight 0.00000 kg
Dimensions 8.40 x 12.70 x 10.20mm
Series / Model

Accuracy

ยฑ1.5% FS

Output

Digital I2C

Package / Size

Pressure Range

, , , , ,

Pressure Type

, ,

IยฒC Address

Open, 0x28, 0x38, 0x48, 0x58, 0x68, 0x78

Update Rate

25ms, 5msec

Voltage

,

Version

Single horizontal port, Dual horizontal ports

Termination / Connection

J-Lead

Temperature Range (ยฐC)

-40 to +85ยฐC

Product Type

Ordering Info

Below is the model number configuration for the LP series from Merit Sensor.
Ordering example: 1420-P04D-1011-211
1420-XXXX-XX1X-XXX

Series / Model (1420)

1420

Pressure Range (XXX)

P04ย  ย  ย 250 Pa
P07ย ย  ย  500 Pa
P15ย  ย  ย 0.15psi
P30ย ย  ย  0.30psi
1P0ย  ย  ย 1.0psi
15Pย  ย  ย 15ps

Pressure Type (X)

Dย  ย  ย Differential
Gย  ย  ย Gage
Aย  ย  ย Absolute

Clock Speed (X)

1ย  ย  ย 1MHz

IยฒC Address (X)

0
0x28
1
0x38
2
0x48
3
0x58
4
0x68
5
0x78
6
Open

Operation Mode (1)

1ย  ย  ย Update mode constant

Update Rate (X)

1
25ms
2
5msec

Voltage (X)

1
5V
2
3.3V

Version (X)

1
Dual horizontal ports
2
Single horizontal port

Termination / Connection (X)

1
J-Lead

Product Variations

SKUPressure RangePressure TypeIยฒC AddressUpdate RateVoltageVersion
Merit Sensor LP1420-1

LP Series Products

 Product nameSKUDatasheet 
Merit Sensor LP1400 SeriesMerit Sensor LP14 View Product
Merit Sensor LP1410 SeriesMerit Sensor LP1410 View Product
Merit Sensor LP1420 SeriesMerit Sensor LP1420-1 View Product

Merit Sensor LP1420 Series Ordering Info

Below is an example of the part number break down for the LP1420 series:

bp Series Part Number Example

Merit Sensor LP1420 Series Technical Library

We are pleased to provide you with a range of additional content including product datasheets and application notes for your reference. Please see below for the latest content available:

 

 

DOCUMENTATION
Merit Sensor LP1420 series compensated digital pressure sensor for ultra low pressure sensing applications datasheet
Merit sensor MULPEX evaluation kit datasheet
Merit Sensor bridge configuration options application note
Merit Sensor handling and mounting of pressure die application note
Merit Sensor reflow soldering application note
Merit Sensor product selection guide

Resources

Product Datasheet

  • Merit Sensor LP1420 Series (Digital) Datasheet
    Electrical and mechanical specifications for the LP1420 series surface-mountable pressure sensor package with a compensated digital output suitable for ultra-low pressure sensing applications from Merit Sensor

Supporting Manufacturer Information

Digital Compensated Output Surface Mount Pressure Sensor

Merit Sensor LP1420 Series