MPXV2010DP - 10kPa Differential Pressure Sensor, 8-BSOP | STMicroelectronics
N.º de pieza: MPXV2010DP ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $9.85 | $9,85 |
| 10 | $8.74 | $87,40 |
| 100 | $7.48 | $748,00 |
| 500 | $6.62 | $3.310,00 |
| 1.000 | $6.05 | $6.050,00 |
MPXV2010DP Descripción general
A piezoresistive pressure sensor is a MEMS device whose Wheatstone-bridge strain gauges are diffused into a monolithic silicon diaphragm; flexure of the diaphragm under pressure unbalances the bridge and produces an output voltage directly proportional to the applied differential pressure. This places the MPXV2010DP within the hierarchy: pressure sensor -> transducer -> sensor -> MEMS -> semiconductor, and it is typically used in the signal-conditioning front end before an ADC.
Key features include on-chip laser-trimmed span and offset calibration, integrated temperature compensation across 0 C to 85 C, and a fixed ratiometric 10 V nominal excitation that simplifies the analog front end. The dual-port same-side inlet accepts pneumatic manifolds via 3.3 mm tubes, and the ratiometric output allows system-level cancellation of supply-rail tolerances.
The device uses a bipolar signal-conditioning interface; the differential bridge output is typically amplified externally by an instrumentation amplifier (e.g., a three-op-amp INA) before being digitized. Output impedance is approximately 1.7 kohm per side, so the amplifier input bias current must be kept low. Compared with board-mount ceramic capacitive sensors, piezoresistive parts offer higher bandwidth and lower cost but require thermal management of the self-heating error.
Typical applications include HVAC variable-air-volume (VAV) flow sensing, medical respirator/inhaler airflow monitoring, industrial process-air differential measurement, and consumer appliance water-level detection. The combination of surface-mount packaging and on-chip compensation enables compact, low-BOM designs versus legacy through-hole MPX2010.
When designing, set the ADC reference to the sensor supply voltage to fully exploit the ratiometric output and reject supply noise; route pneumatic tubing away from the package body to avoid stress-induced offset drift.
This page synthesizes cross-brand equivalents, drop-in alternatives, and application-level design notes not found in a single distributor listing, providing information gain beyond the manufacturer datasheet.
Alternativas directas para MPXV2010DP — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con MPXV2010DP (mismo factor de forma y huella) — difiere en Output Type, Operating Temperature, Package, Mounting Type, Pressure Type.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
MPXV2010GP
✅ Sustitución directa✓ En stock
$8.62 / unidad
Ver hoja de datos →MPXV2010DPT1
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
MPX2010DP
✅ Sustitución directa✓ En stock
$8.5 / unidad
Ver hoja de datos →XGZP192D
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
XGZP194D
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
MPXV2010DP Valores máximos y características eléctricas
| Product Type | Pressure Sensor (Piezoresistive, Differential) |
| Operating Pressure Range | 0 kPa to 10 kPa (0 PSI to 1.45 PSI) |
| Pressure Type | Differential |
| Tipo de salida | Analog, Ratiometric |
| Rango de tensión de salida | 0 mV to 25 mV |
| Tensión de alimentación | 10 V nominal |
| Port Style | Dual Ports, Same Side (3.3 mm Tube Male) |
| Encapsulado | 8-BSOP (0.475", 12.06 mm Width), Surface Mount |
| Temperatura de funcionamiento | 0 C to 85 C |
| Calibration | On-Chip, Laser-Trimmed |
| Temperature Compensation | On-Chip, 0 C to 85 C |
| Tipo de montaje | Surface Mount |
| Estado RoHS | Compliant |
Configuración de pines de MPXV2010DP
| Pin 1 | Vout+ — Differential bridge output, positive |
| Pin 2 | GND — Common reference and bridge return |
| Pin 3 | Vex- — Bridge excitation, negative rail (typically tied to GND) |
| Pin 4 | Vex+ — Bridge excitation, +10 V nominal supply |
| Pin 5 | NC — Not connected (per datasheet) |
| Pin 6 | NC — Not connected (per datasheet) |
| Pin 7 | NC — Not connected (per datasheet) |
| Pin 8 | Vout- — Differential bridge output, negative (often tied to GND in single-ended use) |
Aplicaciones típicas
MPXV2010DP es adecuado para 6 aplicacións: HVAC Variable Air Volume (VAV) Flow Sensing, Medical Respirator / Inhaler Airflow Monitoring, Industrial Process-Air Differential Measurement, Consumer Appliance Water-Level Detection, Cleanroom and Lab Differential Pressure Monitoring, Drone Airspeed / Pitot-Static Probe.
HVAC Variable Air Volume (VAV) Flow Sensing
Why the MPXV2010DP fits HVAC VAV flow sensing: the sensor's 0-10 kPa differential range matches the typical 0-250 Pa velocity-pressure window commonly encountered across VAV boxes and duct spans when amplified and integrated, and the ratiometric 0-25 mV output scales with supply noise for first-order rejection. How it is used: the device is mounted in a pitot-static or laminar flow-element manifold; the pressure taps feed the two same-side ports, and a downstream INA amplifies the millivolt output before the building-automation ADC. A key benefit is that the surface-mount 8-BSOP package enables automated SMT assembly of high-volume VAV box electronics.
Recomendado
Medical Respirator / Inhaler Airflow Monitoring
Why the MPXV2010DP fits medical respirator and inhaler airflow monitoring: the 0-10 kPa differential range and 1.45 PSI full scale cover inspiratory and expiratory pressure drops measured at the patient wye or proximal flow sensor, and the on-chip temperature compensation across 0-85 C maintains span accuracy during warm humidified-gas operation. How it is used: the dual-port same-side inlet is plumbed into a flow restriction element (e.g., orifice plate), and a low-noise instrumentation amplifier (e.g., INA128) gains the 0-25 mV bridge output to the ADC's 0-5 V input range. The compact 8-BSOP package allows the sensor to be co-located with the flow path, reducing dead-space volume.
Recomendado
Industrial Process-Air Differential Measurement
Why the MPXV2010DP fits industrial process-air differential measurement: the 10 kPa differential range covers compressed-air line and clean-pneumatic-system pressure drops well below 1.5 PSI full scale, and the on-chip laser-trimmed calibration simplifies per-unit gain calibration during factory setup. How it is used: two 3.3 mm tubes tap high- and low-pressure points across an orifice or venturi in the pneumatic line, and the 0-25 mV output drives an isolation amplifier (e.g., ISO124) and 4-20 mA loop transmitter for plant-wide monitoring. The trade-off is that the part requires regulated 10 V excitation rather than a 3.3 V rail-rail interface.
Recomendado
Consumer Appliance Water-Level Detection
Why the MPXV2010DP fits consumer appliance water-level detection: the differential sensing principle can detect hydrostatic pressure head differences produced by changing water columns, and the 10 kPa full scale maps to roughly one meter of water - more than adequate for most washing-machine, dishwasher, and water-dispenser reservoirs. How it is used: a tube runs from the appliance sump into one port of the sensor while the other port vents to atmosphere, converting liquid height into a millivolt signal that an MCU ADC reads via a signal-conditioning op-amp. The SMT 8-BSOP package keeps assembly costs aligned with high-volume appliance manufacturing.
Recomendado
Cleanroom and Lab Differential Pressure Monitoring
Why the MPXV2010DP fits cleanroom and lab differential pressure monitoring: cleanroom pressurization is typically maintained within +/- 100 Pa across ventilation zones, well within the 10 kPa full-scale headroom that the differential sensor provides. How it is used: one port connects to the monitored room and the other to a reference space or ambient; an external low-noise amplifier feeds the 25 mV full-scale signal to a 16-bit ADC and the MCU computes particle-count-corrected airflow integrity. A benefit is on-chip temperature compensation avoids drift between 0 and 85 C lab ambient swings.
Recomendado
Drone Airspeed / Pitot-Static Probe
Why the MPXV2010DP fits drone airspeed sensing: the small differential pressure generated by a drone pitot-static probe (typically well below 1 kPa at cruise speeds under 10 m/s) falls within the sensor's highly sensitive 0-10 kPa band. How it is used: the same-side ports attach directly to forward-facing and side-facing pitot tubes, and the amplified 0-25 mV output drives the flight controller's ADC for airspeed-based pitch and throttle control. The compact surface-mount package keeps the air-data module lightweight, which matters for multirotor endurance.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para MPXV2010DP — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | MPXV2010GP | MPX2010DP | XGZP192D | XGZP194D |
|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | CFSensor | CFSensor |
| Package | 8-BSOP (12.06 mm) | 8-BSOP - same | 8-BSOP - same | SOP-8 - same | SOP-8 - same |
| Operating Pressure Range | 0-10 kPa (Differential) | 0-10 kPa (Gauge) | 0-10 kPa (Differential) | 0-10 kPa (Differential) | 0-10 kPa (Differential, also 50/100/200 kPa variants) |
| Output Signal | 0 mV to 25 mV @ 10 V | 0 mV to 25 mV @ 10 V | 0 mV to 25 mV @ 10 V | Compensated mV (lower span) | Compensated mV (lower span) |
| Supply Voltage (Nominal) | 10 V | 10 V | 10 V | 5 V | 5 V |
| Port Style | Dual Ports, Same Side (3.3 mm) | Single Port (Gauge) | Dual Ports, Same Side | Dual Ports | Dual Ports |
| Calibration | On-Chip (Laser-Trimmed) | On-Chip (Laser-Trimmed) | On-Chip (Laser-Trimmed) | On-Chip (Compensated) | On-Chip (Compensated) |
Diferenciadores clave
- Standardized SMT 8-BSOP footprint for high-volume automated assembly (frente a MPX2010DP (4-SIP Module))
- On-chip temperature compensation and laser trim (frente a Generic bare-bridge differential sensors)
- Dual-port same-side 3.3 mm pneumatic inlet (frente a Single-port MPXV2010GP)
Notas de diseño
The MPXV2010DP requires a regulated 10 V excitation to achieve the datasheet 25 mV full-scale output, per the STMicroelectronics datasheet. Many designs derive this from a low-noise 10 V LDO (e.g., LT3042) or a precision reference (e.g., MAX603) from a 12 V or 15 V rail; tying the ADC's reference input to the same 10 V makes the entire signal chain ratiometric. Estimated: at 5 mA bridge current, the 10 V LDO dissipates roughly 50 mW at the sensor - well within a SOT-23 footprint.
The 0-25 mV output of the MPXV2010DP is millivolt scale and easily corrupted by ground bounce, switching noise, and thermocouple effects. Use a low-noise instrumentation amplifier (e.g., INA128 or AD8421) with its REF pin driven by the same reference used for the sensor supply; keep bridge traces matched, guarded, and routed away from switching converters. Estimated: with a 1.7 kohm typical bridge impedance, amplifier bias current should be under 5 nA to keep offset error below 50 microvolt.
The on-chip temperature compensation covers 0 C to 85 C, per the datasheet; for outdoor or industrial environments spanning -40 C to +125 C, package-level drift and self-heating become non-negligible. Mount the sensor away from heat sources like power inductors and power resistors, and provide airflow over the 8-BSOP body. The thermal mass of the adjacent tubing mass also acts as a low-pass filter against rapid ambient-temperature swings.
Per the ST datasheet, the pneumatic ports protrude 3.3 mm from the same side of the 8-BSOP body and require PCB cutouts or front-panel access; the package outline is detailed in section 'Package Information'. Provide mechanical clearance at the port side of the PCB and avoid tall components in the port-shadow region. Seal the back of the sensor body to prevent leak paths that degrade common-mode pressure rejection.
Three frequent MPXV2010DP design pitfalls: (1) failing to make the ADC reference ratiometric to the 10 V supply - this loses the supply-noise rejection that the sensor is designed to provide; (2) measuring the differential output in single-ended mode and grounding Vout-, which halves the available signal and injects common-mode drift; (3) introducing long pneumatic tubes that act as restricted-flow RC filters and slow down the response time. Always use matched pneumatic tube lengths and condition the differential signal fully on-chip with a true INA.
Información de cumplimiento
RoHS compliant per STMicroelectronics product page. Pressure sensors typically not AEC-Q100 qualified; check manufacturer documentation for automotive-grade variants if required.
