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Cxha31121 MEMS Piezoresistive Gauge Pressure Sensor-High Precision Pressure Detection Solution

CXHA31121 is a high-precision piezoresistive gauge pressure sensor based on MEMS technology, which is manufactured by advanced microelectromechanical system technology. The sensor consists of an elastic membrane and four voltage dependent resistor integrated on the membrane, forming a Wheatstone bridge structure. When the pressure acts on the elastic membrane, the bridge outputs a voltage signal linearly proportional to the pressure to ensure high-precision measurement.

Cxha31121 MEMS Piezoresistive Gauge Pressure Sensor-High Precision Pressure Detection Solution
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CXHA31121 is a high-precision piezoresistive gauge pressure sensor based on MEMS technology, which is manufactured by advanced microelectromechanical system technology. The sensor consists of an elastic membrane and four voltage dependent resistor integrated on the membrane, forming a Wheatstone bridge structure. When the pressure acts on the elastic membrane, the bridge outputs a voltage signal linearly proportional to the pressure to ensure high-precision measurement.

   Product FeaturesReturn to TOPIBy嘉泰姆


   Wide range: supports gauge pressure measurement from-40kPa to 40kPaIBy嘉泰姆

  • Wide temperature work: adapt to the harsh environment of-40 ℃ to 125 ℃IBy嘉泰姆

  • High sensitivity and stability: Excellent linearity, repeatability and long-term stabilityIBy嘉泰姆

  • Compact package: Standard SOP6 package, easy to integrateIBy嘉泰姆

  • Compatibility: suitable for non-corrosive gas mediumIBy嘉泰姆

   Application ScopeReturn to TOPIBy嘉泰姆


CXHA31121 is widely used in the following fields due to its excellent performance:IBy嘉泰姆

  • Household appliances: Pressure monitoring of vacuum cleaner and massage chairIBy嘉泰姆

  • Medical equipment: electronic sphygmomanometer pressure sensingIBy嘉泰姆

  • Industrial control: vacuum negative pressure detection, pneumatic system pressure managementIBy嘉泰姆

    Why CXHA31121?

  • MEMS technology: ensure high reliability and small sizeIBy嘉泰姆

  • Wheatstone bridge design: provides accurate linear outputIBy嘉泰姆

  • For more technical parameters or sample applications, please contact us!IBy嘉泰姆

  • Diversified applications: covers consumer electronics to industrial scenariosIBy嘉泰姆

   Technical Specification (product PDF)Return to TOP IBy嘉泰姆


For detailed PDF specifications, please scan WeChat and contact us. You can also get free samples and technical support.!IBy嘉泰姆

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   Product packaging diagramReturn to TOPIBy嘉泰姆


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   Circuit Schematic diagramReturn to TOPIBy嘉泰姆


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  Relevant chip selection guideReturn to TOP               More related products...... IBy嘉泰姆


Model Type Type Operating voltage Working point Release point Hysteresis Encapsulation
CXHA3197 Hall switch sensor Latch 3.3V ~ 45V 60Gs -60Gs 120Gs TO92S-3
CXHA3198 Hall switch sensor Latch 3.3V ~ 45V 60Gs -60Gs 120Gs SOT23-3
CXHA3199 Hall switch sensor Latch 3.3V ~ 50V 60Gs -60Gs 120Gs TO92S-3
CXHA31100 Hall switch sensor Latch 3.3V ~ 45V 110Gs -110Gs 220Gs TO92S-3
CXHA31101 Hall switch sensor Latch 3.3V ~ 45V 100Gs -100Gs 200Gs SOT23-3
CXHA31102 Hall switch sensor Latch 3.3V ~ 45V 90Gs -90Gs 180Gs SOT23-3
CXHA31103 Hall switch sensor Latch 3.3V ~ 80V 80Gs -80Gs 160Gs SOT23-3
CXHA31104 Hall switch sensor Unipolar 3.3V ~ 45V 70Gs 50Gs 20Gs SOT23-3
CXHA31105 Hall switch sensor Unipolar 3.3V ~ 45V 75Gs 45Gs 30Gs SOT23-3
CXHA31106 Hall switch sensor Unipolar 3.3V ~ 50V 80Gs 45Gs 35Gs TO92S-3
CXHA31107 Hall switch sensor Unipolar 3.3V ~ 50V 110Gs 80Gs 30Gs TO92S-3
CXHA31108 Hall switch sensor Unipolar 3.3V ~ 45V 110Gs 80Gs 30Gs TO92S-3
CXHA31109 Hall switch sensor Unipolar 3.3V ~ 45V 115Gs 85Gs 30Gs SOT23-3
CXHA31110 Hall switch sensor Unipolar 3.3V ~ 45V 135Gs 65Gs 70Gs TO92S-3
CXHA31111 Hall switch sensor Unipolar 3.3V ~ 45V 135Gs 65Gs 70Gs SOT23-3
CXHA31112 Hall switch sensor Full pole 3.3V ~ 45V ± 75Gs ± 35Gs 40Gs TO92S-3
CXHA31113 Hall switch sensor Full pole 3.3V ~ 45V ± 75Gs ± 45Gs 30Gs TO92S-3
CXHA31114 Hall switch sensor Full pole 3.3V ~ 45V ± 80Gs ± 60Gs 20Gs SOT23-3
Model Type Operating voltage Single bidirectional Sensitivity Linearity Static output Encapsulation
CXHA31115 Fixed sensitivity linear sensor 3V ~ 8V Double 2.4mV/Gs 5% 50%VDD TO92S-3
CXHA31116 Fixed sensitivity linear sensor 3V ~ 8V Double 2.3mV/Gs 5% 50%VDD SOT23-3
CXHA31117 Fixed sensitivity linear sensor 3V ~ 8V Double 1.7mV/Gs 5% 50%VDD TO92S-3
CXHA31118 Fixed sensitivity linear sensor 3V ~ 8V Double 1.6mV/Gs 5% 50%VDD SOT23-3
CXHA31119 Fixed sensitivity linear sensor 3V ~ 8V Double 3.0mV/Gs 5% 50%VDD TO92S-3
CXHA31120 Fixed sensitivity linear sensor 3V ~ 8V Double 2.8mV/Gs 5% 50%VDD SOT23-3
Model Type Pressure Range Output mode Full-scale output Encapsulation    
CXHA31121 Gauge pressure sensor 40kPa Simulation 70mV SOP6    
CXHA31122 Gauge pressure sensor 100kPa Simulation 70mV SOP6    
CXHA31123 Gauge pressure sensor 40kPa I2C - SOP6    
CXHA31124 Gauge pressure sensor 100kPa I2C - SOP6