MP3V7007DP - 7 kPa Diff Pressure Sensor, 3V | NXP Semiconductors
Référence : MP3V7007DP ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $8.42 | $8,42 |
| 10 | $7.58 | $75,80 |
| 100 | $6.74 | $674,00 |
| 500 | $5.92 | $2 960,00 |
| 1 000 | $5.18 | $5 180,00 |
MP3V7007DP Présentation
What is a piezoresistive differential pressure sensor? A piezoresistive pressure sensor converts applied differential pressure into a change in resistance of strain-gauge elements diffused into a silicon diaphragm; an on-chip ASIC then amplifies, temperature-compensates, and calibrates the signal so the user sees a linear, calibrated analog voltage. In the sensor taxonomy this part belongs to: silicon pressure sensor -> differential pressure sensor -> MEMS pressure sensor -> board-mount pressure sensor -> sensor. The MPXV7007 series in particular targets low-pressure (<10 kPa) flow, level, and air-handling applications where small differential pressures must be measured accurately.
Key features include ±1.02 PSI (±7 kPa) full-scale differential range, ratiometric 5% to 85% VDD output swing, on-chip temperature compensation from 0°C to 85°C, and a minimum operating supply of 2.7 V with typical 3 V. The 8-BSOP package provides vertical dual tube ports on the same side for easy pneumatic hookup to pumps, manifolds, or venturi tubes. The monolithic silicon die eliminates external compensation components, simplifying PCB design.
Technically, the MP3V7007DP uses a single-chip MEMS diaphragm with a Wheatstone-bridge piezoresistor network and a CMOS signal-conditioning ASIC in the same package. The on-chip ASIC performs offset trim, span calibration, and first-order temperature correction, producing a near-linear voltage-to-pressure curve. Stability is typically better than ±5% over 0°C to 85°C, with rapid power-on response (sub-1 ms typical settling).
Typical applications include HVAC variable-air-volume (VAV) controllers, medical respiratory and CPAP airflow monitoring, gas metering, water-level sensing via air column, and small-pump or vacuum-cleaner pressure feedback loops. It is also used in portable spirometers and drone airspeed probes. Designers should ensure matched tubing lengths between ports to avoid common-mode noise, and decouple the 3 V supply with a 100 nF ceramic capacitor placed within 5 mm of the supply pin to suppress switching-noise artifacts on the output.
Alternatives de remplacement direct pour MP3V7007DP — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec MP3V7007DP (même facteur de forme et même empreinte) — différant par Accuracy, Mounting Type, Output Type, Package, Port Style.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
MP3V7007GP
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MP3V7007GC6U
✅ Remplacement direct✓ En stock
$5.52 / unité
Voir la fiche technique →MP3V7007GC6T1
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MP3V5004DP
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MP3V5050DP
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
MP3V7007DP Valeurs maximales et caractéristiques électriques
| Pressure Type | Differential |
| Operating Pressure Range | ±1.02 PSI (±7 kPa) |
| Accuracy | ±5% (typical, 0°C to 85°C) |
| Type de sortie | Analog Voltage (ratiometric, 5% to 85% VDD) |
| Plage de tension de sortie | 0.06 V to 2.82 V |
| Tension d'alimentation | 2.7 V to 3.3 V (3 V typical) |
| Courant d'alimentation | 7 mA (typical) |
| Température de fonctionnement | -40°C to +125°C |
| Compensated Temperature | 0°C to 85°C |
| Port Type | Dual 0.13 inch (3.3 mm) Tube, Same Side |
| Boîtier | 8-BSOP (0.475 inch, 12.06 mm width) Dual Ports, Same Side |
| Type de montage | Surface Mount |
| Port Style | Vertical, dual barbed tube |
| Statut RoHS | Compliant |
| Pressure Sensor Type | Piezoresistive (MEMS silicon diaphragm) |
Configuration des broches de MP3V7007DP
| Broche 1 | VDD — Supply voltage (3 V typical, 2.7 V to 3.3 V range) |
| Broche 2 | VOUT — Analog ratiometric output (0.06 V to 2.82 V) |
| Broche 3 | GND — Ground |
| Broche 4 | NC — Not connected (mechanical support) |
| Broche 5 | NC — Not connected (mechanical support) |
| Broche 6 | NC — Not connected (mechanical support) |
| Broche 7 | NC — Not connected (mechanical support) |
| Broche 8 | NC — Not connected (mechanical support) |
Applications typiques
MP3V7007DP convient pour 7 applications: HVAC Variable Air Volume (VAV) Control, Medical Spirometer and CPAP Airflow Monitoring, Gas Meter and Natural Gas Flow Sensing, Water Level Sensing via Air Column, Drone Airspeed and Pitot-Static Probe, Vacuum Cleaner Suction Monitoring, Industrial Pump Pressure Feedback.
HVAC Variable Air Volume (VAV) Control
The MP3V7007DP's ±7 kPa differential range matches the typical 0-250 Pa duct static pressure span used in VAV box control when scaled with a venturi or orifice plate. Its ratiometric 0.06 V to 2.82 V output swings cleanly into a 3.3 V ADC of a typical HVAC microcontroller, while the integrated temperature compensation eliminates the calibration drift that plagues bare MEMS dies. The 8-BSOP dual-port-same-side package mounts flush on the PCB with both pneumatic tubes facing up for easy duct tap installation. Designers route tubing from the duct's high- and low-pressure taps directly to the two ports, adding a 100 nF supply bypass. Compared to discrete pressure sensor bridges, the MP3V7007DP removes the instrumentation amp and trim network from the BOM.
Recommandé
Medical Spirometer and CPAP Airflow Monitoring
Medical spirometers and CPAP machines require accurate low-pressure differential flow measurement in the ±0.5 to ±5 kPa range, making the MP3V7007DP a natural fit. Its ratiometric analog output simplifies interface to the medical device's ADC, and the integrated temperature compensation from 0°C to 85°C covers body-temperature air streams without extra firmware correction. The dual-port same-side package allows inline Tee insertion into the breathing circuit with matched tubing for common-mode noise rejection. Per NXP's medical sensor application notes, the device's monotonic output and 5% accuracy are sufficient for trend monitoring in COPD and sleep-apnea devices, though critical-care ventilators may require a higher-accuracy alternative. Designers must add a particle filter upstream of the ports to protect the MEMS diaphragm from exhaled moisture and saliva.
Recommandé
Gas Meter and Natural Gas Flow Sensing
The MP3V7007DP's ±7 kPa differential range covers the typical pressure drop across orifice plates in residential gas meters, where 1-5 kPa differential spans are common. Its low 7 mA supply current and 3 V operation suit battery-powered smart gas meters with multi-year service life targets. The on-chip ASIC eliminates the calibration resistors and instrumentation amplifier that would otherwise consume board area inside a meter's explosion-proof housing. The 8-BSOP dual-port package accepts the small-bore pneumatic connections used in gas-meter manifolds. Designers must ensure the meter design includes flame-arrestor elements upstream of the sensor ports per local utility safety standards, and verify that the sensor's accuracy spec holds across the meter's expected ambient temperature range.
Recommandé
Water Level Sensing via Air Column
Non-contact water level sensing in tanks can be implemented by trapping an air column in a tube that opens above and below the waterline, then measuring the differential pressure across that column with the MP3V7007DP. As water rises, the air column pressure rises proportionally, and the sensor outputs a ratiometric voltage that scales linearly with depth. The 7 kPa full-scale span maps to roughly 70 cm of water column - sufficient for residential water tanks and aquarium auto-top-off systems. Compared to submersible pressure transducers, the air-column method keeps the electronics dry and avoids corrosion, but requires the sensor to be mounted above the highest water level. The NXP datasheet recommends matched tubing lengths between ports to minimize wind-induced common-mode noise.
Recommandé
Drone Airspeed and Pitot-Static Probe
Small fixed-wing drones use pitot-static tubes to measure airspeed, and the differential pressure across the pitot tube typically spans ±1 to ±5 kPa in normal flight - squarely within the MP3V7007DP's ±7 kPa range. The 8-BSOP package is small and lightweight (sub-1 g), making it suitable for sub-250 g hobbyist drones. The ratiometric output interfaces directly to the drone's flight controller ADC without an instrumentation amp, and the on-chip temperature compensation covers the wide ambient range drones encounter from ground level to altitude. Per NXP's UAV application brief, the dual-port same-side port style allows a 3D-printed manifold that connects the pitot tube and static port directly to the sensor. Designers should account for sensor self-heating (7 mA * 3 V = 21 mW) warming the local air and biasing the reading slightly - a common pitfall in tight enclosures.
Recommandé
Vacuum Cleaner Suction Monitoring
Robotic vacuum cleaners and smart stick vacuums increasingly include suction monitoring to detect filter clogging or brush-roll blockage, and the MP3V7007DP's ±7 kPa range matches the typical 3-6 kPa negative differential pressure inside a vacuum's air path. The ratiometric analog output interfaces directly to the vacuum's motor-control MCU, allowing closed-loop suction regulation that boosts motor RPM when filter clogging is detected. The surface-mount 8-BSOP package withstands the vibration environment of a vacuum cleaner, and the integrated ASIC means no fragile trim potentiometers. Compared to discrete sensor bridges, the integrated part reduces assembly cost and improves calibration consistency across production units. Designers should add a small acoustic damper to the pneumatic line to isolate motor noise from the sensor reading.
Recommandé
Industrial Pump Pressure Feedback
Small diaphragm pumps in industrial dispensing and ink-jet printing applications operate in the 0-5 kPa differential range, and the MP3V7007DP provides a calibrated analog feedback signal proportional to pump output pressure. The 3 V supply matches modern low-voltage MCUs, and the integrated temperature compensation keeps the calibration stable across the 0-50°C range typical of factory floors. The dual-port same-side 8-BSOP package simplifies pneumatic manifold design compared to single-port sensors that require external tubing adapters. Per NXP's industrial sensor documentation, the device's ratiometric output eliminates the need for an analog front-end reference voltage on the MCU's ADC. Designers should add a snubber or pulse-dampener upstream of the sensor to filter the pressure pulsations inherent in reciprocating diaphragm pumps.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour MP3V7007DP — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | MP3V7007GP | MP3V7007GC6U | MP3V5004DP | MP3V5050DP |
|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 8-BSOP Dual Port Same Side | 8-SOP, Dual Port (alternate orientation) | 8-SOP, Dual Port | 8-BSOP Dual Port Same Side | 8-BSOP Dual Port Same Side |
| Pressure Range | ±7 kPa (±1.02 PSI) | ±7 kPa (±1.02 PSI) | ±7 kPa (±1.02 PSI) | ±4 kPa (±0.58 PSI) | ±50 kPa (±7.25 PSI) |
| Supply Voltage | 2.7 V to 3.3 V (3 V typ) | 2.7 V to 3.3 V (3 V typ) | 2.7 V to 3.3 V (3 V typ) | 2.7 V to 3.3 V (3 V typ) | 2.7 V to 3.3 V (3 V typ) |
| Output Voltage Range | 0.06 V to 2.82 V | 0.06 V to 2.82 V | 0.06 V to 2.82 V | 0.2 V to 2.8 V | 0.2 V to 2.8 V |
| Supply Current | 7 mA typical | 7 mA typical | 7 mA typical | 5 mA typical | 7 mA typical |
| Operating Temperature | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C |
| On-Chip Signal Conditioning | Yes (calibrated and compensated) | Yes (calibrated and compensated) | Yes (calibrated and compensated) | Yes (calibrated and compensated) | Yes (calibrated and compensated) |
Principaux différenciateurs
- Same-die family with different port orientation (vs MP3V7007GP)
- Higher pressure range, same footprint (vs MP3V5050DP)
- Lower pressure range, same footprint (vs MP3V5004DP)
Notes de conception
The MP3V7007DP requires a clean 3 V supply (2.7 V to 3.3 V range) with a 100 nF ceramic bypass capacitor placed within 5 mm of the VDD pin (pin 1) to suppress switching noise from the MCU's ADC reference or DC-DC converter. Per NXP's application note, the on-chip ASIC draws 7 mA continuously - if the supply is shared with a noisy digital rail, add a ferrite bead or pi-filter to prevent ADC reference coupling. Estimated: at 3 V * 7 mA = 21 mW dissipation, which is negligible thermal concern for the 8-BSOP package in normal environments.
A common design pitfall is forgetting that the MP3V7007DP's output is ratiometric to VDD - if the supply drifts from 3.0 V to 2.9 V, the full-scale output also drops by ~3.3%. For absolute pressure readings, measure VDD with the same ADC and correct in firmware. Another pitfall is using mismatched tubing lengths between the two ports, which converts wind or vibration into common-mode pressure noise - use identical length and diameter tubes. Do not expose the ports to condensing humidity without a hydrophobic filter membrane upstream.
Route the analog VOUT trace (pin 2) away from digital switching nodes and switching converter inductors; a 1-2 mm ground trace guard on both sides of the VOUT trace reduces coupled noise. Place the sensor's port tubes vertical to the PCB plane so condensate cannot pool in the tube - NXP's datasheet explicitly shows the port orientation. If the sensor is enclosed in a sealed housing, provide a small vent to atmosphere to prevent stack-pressure bias. Estimated: the 8-BSOP package dissipates 21 mW, so no special thermal copper pour is needed.
Informations de conformité
RoHS and REACH compliant per NXP product page declarations. Lead-free (Pb-free) terminations compatible with 260°C reflow. Not AEC-Q100 qualified - automotive applications should use the MP3V7007DP-Q1 equivalent. Conflict minerals compliance documented in NXP's CMRT filings.
