Specification

Differential pressure
Accuracy
3
3 % m.v.
Pressure range
±1500
±1500 Pa
Zero point accuracy
0.2
0.2 Pa
Calibration
Air and N₂
Air and N₂
Generic
Supply voltage
3 - 3.6
3 - 3.6 V
Average supply current
3800
3800 uA
Max. supply current
5500
5500 uA
Interfaces
I²C
I²C
Size (LxWxH)
8.5 x 5.5 x 5.15
8.5 x 5.5 x 5.15 mm³

Technical downloads

Name Type Date File Size
Datasheet SDP33

11/2022

File

789.4 KB

Datasheet 11/2022 PDF 789.4 KB
Datasheet SDP3x digital

11/2022

File

740.0 KB

Datasheet 11/2022 PDF 740.0 KB
Burst and overpressure specifications

05/2022

File

95.4 KB

Application note 05/2022 PDF 95.4 KB
Compensation of pressure drop in a hose SDP3x

07/2016

File

372.7 KB

Application note 07/2016 PDF 372.7 KB
Efficient Gas Flow Measurements in Bypass

05/2023

File

211.4 KB

Application note 05/2023 PDF 211.4 KB
Handling instructions SDP3x

05/2023

File

137.9 KB

Application note 05/2023 PDF 137.9 KB
Mass flow temperature compensation & sensor selection guide

01/2017

File

339.2 KB

Application note 01/2017 PDF 339.2 KB
Engineering guidelines SDP3x

08/2016

File

348.2 KB

User guide 08/2016 PDF 348.2 KB
Arduino I²C SDP library

10/2021

Link

-

Software 10/2021 Link -
Sample code SDP3x

10/2021

File

302.0 KB

Software 10/2021 ZIP 302.0 KB
STEP file SDP3x

10/2021

File

1014.5 KB

CAD 10/2021 STEP 1014.5 KB
Calibration Certification SDP3x

04/2022

File

90.7 KB

Certificate 04/2022 PDF 90.7 KB
Differential pressure brochure chinese

01/2024

File

1.4 MB

Flyer 01/2024 PDF 1.4 MB
Differential pressure brochure english

01/2024

File

1.4 MB

Flyer 01/2024 PDF 1.4 MB
Differential pressure brochure japanese

01/2024

File

1.7 MB

Flyer 01/2024 PDF 1.7 MB
Product flyer consumer electronics SDP3x

04/2017

File

661.2 KB

Flyer 04/2017 PDF 661.2 KB
Product flyer medical SDP3x

04/2017

File

655.2 KB

Flyer 04/2017 PDF 655.2 KB
Product flyer vacuum cleaner SDP3x

06/2018

File

874.0 KB

Flyer 06/2018 PDF 874.0 KB

Smart sensors for your application

Sensirion's sensor solutions are used in a wide range of applications and markets. Our reliable environmental and flow sensors improve energy efficiency, increase health and ensure safety and comfort.