Product Overview
The NPA Series of Surface-Mount Pressure Sensors offers a cost-effective solution for applications requiring calibrated performance in a miniature size. These sensors are designed for printed circuit board mounting and are delivered in tape and reel form for simplified manufacturing handling. Available in gauge, absolute, and differential pressure ranges, the NPA Series provides various output options including amplified analog, digital serial (14-bit), digital I2C, and uncalibrated mV. They feature an on-chip temperature sensor in digital mode and a wide operating temperature range.
Product Attributes
- Brand: Amphenol Advanced Sensors
- Series: NPA Series
- Mounting Type: Surface-mountable (SOIC14 pin)
- Packaging: Tape and reel
- Certifications: RoHS:2010 compliant
- Warranty: 12 months from date of shipment
Technical Specifications
| Parameter | Value | Units | Notes |
|---|---|---|---|
| General Specifications | |||
| Operating Temperature Range | -40 to +125 | C | -40 to +257F |
| Compensated Temperature Range | 0 to 60 | C | +32 to +157F |
| Storage Temperature Range | -40 to +125 | C | -40 to +257F |
| Weight | ~1 | grams | |
| Media Compatibility (Negative differential ports) | Dry gases only | ||
| Common Parameters | |||
| Accuracy (Total Error Band) | -1.5 to 1.5 | %FSO | |
| Proof Pressure (10H2O to 1 psi) | 5 | psi | |
| Proof Pressure (5 psi to 30 psi) | 60 | psi | |
| Maximum Package Pressure | 60 | psi | |
| Pressure Ranges | 10 H2O to 30 psi | ||
| Excitation Voltage & Models | |||
| Model | Excitation Voltage | Notes | |
| NPA-100 | 1.5mA | Uncompensated, mV Output | |
| NPA-300 | 3.135 V to 3.465 V (3.3V) | Compensated, low power amplified analog | |
| NPA-500 | 4.75 V to 5.25 V (5.0V) | Compensated, amplified analog | |
| NPA-600 | 4.75 V to 5.25 V (5.0V) | Compensated, digital serial | |
| NPA-700 | 4.75 V to 5.25 V (5.0V) | Compensated, digital I2C | |
| NPA-730 | 3.135 V to 3.465 V (3.3V) | Compensated, digital I2C | |
| Analog Performance Parameters (5V Excitation) | |||
| Offset | 0.44 to 0.56 | Volts | |
| Span (Absolute/Gauge) | 4 | Volts | |
| Analog Performance Parameters (3.3V Excitation) | |||
| Offset | 0.46 to 0.54 | Volts | |
| Span (Absolute/Gauge) | 2.5 | Volts | |
| Digital Performance (Serial & I2C) | |||
| Resolution (ADC) | 14 | bit | 16383 steps |
| Sampling Rate | 1 to 2 | kHz | (Serial: 1kHz, I2C: 2kHz) |
| I2C Bit Rate | 100 to 400 | kbits/s | |
| I2C Slave Address | 0x28 | ||
| Uncalibrated mV Performance | |||
| Pressure Range | 0.36 to 1 (10H2O) 5 to 30 (5 psi) | psi | 10H2O = 2.5KPa |
| Excitation | 1.5 | mA | 10 VDC Maximum |
| Zero Offset | 75 to 10 | mV | |
| Full Scale Output | 40 to 120 (10H20) 100 to 166 (5 psi to 30 psi) 75 to 135 (1 psi) | mV | |
| Linearity | 0.25 | %FSO BFSL | |
| Pressure Hysteresis | 0.20 to 0.15 | %FSO | |
| Temperature Coefficient of Zero | 30 to 20 | V/ V / C | |
| Temperature Coefficient of Sensitivity | -0.2 to -0.19 | %FSO/C | |
| Ordering Information (Example) | |||
| Model | Port Type | Pressure Range | Pressure Type |
| NPA-XXX | M (Manifold), B (Barbed), N (No Port) | 10W (10H2O), 001 (1 PSI), 005 (5 PSI), 015 (15 PSI), 030 (30 PSI) | G (Gauge), D (Differential), A (Absolute) |
| Packaging Quantities | |||
| Package Type | Qty/Tube | Qty/Reel | Qty/Carton |
| Dual/Single Barb | 42 Units | 300 Units | 1800 Units |
| Manifold | 42 Units | 448 Units | 2688 Units |
| No Port | 42 Units | 896 Units | 5376 Units |
2411220604_Amphenol-NPA-100M-005G_C3263606.pdf
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