Melexis MLX90822 Absolute Pressure Sensor
The MLX90822 is a packaged, PCB-less, factory-calibrated absolute pressure sensor designed for measuring pressure spans from 1 to 4 bar. It features a ratiometric analog output and an integrated solution comprising a MEMS pressure sensor, an interface chip, and passive components. This design ensures excellent EMC performance and high output stability over life, even under stringent automotive temperature and stress conditions. The sensor offers fast response times, wide operating temperature ranges, and robust resistance to harsh media, making it suitable for demanding applications.
Product Attributes
- Brand: Melexis
- Certifications: AEC-Q100, AEC-Q103-002, ASIL A SEooC (as per ISO 26262)
- Package Type: PCB-less, SMP7
- Output: Ratiometric Analog Output
- Accuracy: +/-0.5% full scale lifetime accuracy
- Operating Temperature: -40C to 160C (up to 170C for short durations)
Application Examples
- Automotive applications with absolute pressure from 1bar to 4bar
- Manifold and Turbo Manifold Air Pressure for automotive, truck, and motorcycle applications
- Air management for combustion-powered applications (boat, mower tractor, chainsaw)
- CNG/LPG injectors
Technical Specifications
| Ordering Code | Pressure Range (bar) | Output Voltage (V) | Temperature Range (C) | Package | Packing |
| MLX90822GXP-BAA-300-RE | 0.1 to 1.15 | 0.5 to 4.5 | -40 to 160 | SMP7 | Reel |
| MLX90822GXP-BAA-304-RE | 0.1 to 1.15 | 0.4 to 4.65 | -40 to 160 | SMP7 | Reel |
| MLX90822GXP-BAB-301-RE | 0.1 to 3 | 0.5 to 4.5 | -40 to 160 | SMP7 | Reel |
| MLX90822GXP-BAB-302-RE | 0.1 to 4 | 0.5 to 4.5 | -40 to 160 | SMP7 | Reel |
Capacitors Configuration
| Component | Value |
| C1 | 47nF |
| C2 | 100nF |
| C3 | 100nF |
Absolute Maximum Ratings
| Parameter | Symbol | Value | Units | Comment |
| Supply Voltage (overvoltage) | OV | 40 | V | Max 2 hours |
| Reverse Voltage Protection | RV | -40 | V | |
| Positive output voltage | 40 | V | ||
| Reverse output voltage | -40 | V | Absolute maximum DC negative output at floating supply or supply shorted to output. Maximum DC negative output at operating supply: -5.5V. | |
| Operating Ambient Temperature Range | TA | -40 to 160 | C | HTOL accelerated aging test equivalent to 3680 hours at 150C. |
| Extended Operating Ambient Temperature Range | -40 to 170 | C | 10 minutes continuous period, max 20 hours total duration over life | |
| Storage Temperature Range | -40 to 160 | C | ||
| Programming Ambient Temperature Range | -40 to 125 | C | ||
| Proof pressure (1 bar versions) | 5 | Bar | BAA-300 and BAA-304 | |
| Proof pressure (>3 bar versions) | 10 | Bar | BAB-301 and BAB-302 | |
| Burst pressure (1 bar versions) | 6 | Bar | BAA-300 and BAA-304 | |
| Burst pressure (>3 bar versions) | 16 | Bar | BAB-301 and BAB-302 | |
| ESD, human body model | 2000 | V | Class 1C acc. ANSI/ESDA/JEDEC JS-001 | |
| ESD, charged device model | 1000 | V | Class C3 acc. ANSI/ESDA/JEDEC JS-002 |
2411220608_Melexis-MLX90822GXP-BAA-300-RE_C5798973.pdf
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