MEMS gauge pressure sensor OMRON 2SMPP-02 designed for air pressure detection using constant current supply method

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Product Description

MEMS Gauge Pressure Sensor 2SMPP-02

The Omron 2SMPP-02 is a MEMS gauge pressure sensor designed for measuring pressure. It utilizes a piezoresistive sensing element and CMOS technology to achieve good offset voltage, span voltage, and temperature variation characteristics. This document provides an overview, structural details, dimensions, principle of operation, specifications, features, and usage guidelines, including connection methods and an example of a recommended circuit.

Product Attributes

Brand: Omron
Product Name: 2SMPP-02
Sensor Type: MEMS Gauge Pressure Sensor
Applicable Gases: Air
Driven Method: Constant Current Supply

Technical Specifications

Item	Description	Min	Typ	Max	Unit	Note
General Specifications
Pressure Type	Gauge Pressure					Standard product is not calibrated for negative pressures.
Applicable gases	Air					Please use dry gases, and avoid dust or corrosive gases.
Driven method	Constant Current Supply
Pressure Range		0	-	37	kPa
Withstand Pressure		0	-	53	kPa
Supply Current		-	100	-	uADC
Max Supply Current		-	-	130	uADC
Ambient Operating Temp		0	-	50
Ambient Storage Temp		-30	-	85
Ambient Operating Humidity		15	-	90	%RH
Ambient Storage Humidity		10	-	95	%RH
Electrical Characteristic (Temperature: 23[], Drive current: 100[uA] Constant current)
Bridge Resistance		18	20	22	k
Offset Voltage		-6.5	-2.5	1.5	mV
Span Voltage	at 37[kPa] pressure	27.9	31.0	34.1	mV
Non-Linearity	037[kPa]	-0.8	-	0.8	%FS
Hysteresis	037[kPa]	-0.5	-	0.5	%FS
Temp influence of Span	0[]	-0.5	-	1.5	%FS
Temp influence of Span	50[]	-0.7	-	1.3	%FS
Temp influence of Offset	025[]/050[]	-3.0	-	3.0	%FS