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MEMS Airbag Crash – Peripheral Acceleration Sensor
Product Model:
ABA2000-D
Product Features
● High Reliability
● Power-on self‑test
● Automatic Zero-Offset Correction
● PSI5 v1.3 Communication Interface
● SOIC 8-pin package
● Complies with ISO 26262 ASIL D standard
Performance Metrics
Test conditions (unless otherwise specified): Room temperature, 6.7 V
| Parameters | Typical value | Unit | ||
| ABA2000-S1 | ABA2000-S2 | ABA2000-D | ||
| Sensitive axial | Y | -Y | XY | / |
| Range | ±120/240/480 | ±120/240/480 | ±120/240/480 | g |
| Nominal Sensitivity (0 Hz) | 4.0 (±120) | 4.0 (±120) | 4.0 (±120) | LSB/g |
| 2.0 (±240) | 2.0 (±240) | 2.0 (±240) | LSB/g | |
| 1.0 (±480) | 1.0 (±480) | 1.0 (±480) | LSB/g | |
| Data accuracy | 10 | 10 | 10 | Bit |
| Full-scale output range | ±480 | ±480 | ±480 | LSB |
| Nonlinear | ±2 | ±2 | ±2 | %F.S. |
| Cross-coupling | / | / | ±1 | % |
| Zero bias | ±0.5 | ±0.5 | ±0.5 | LSB |
| Accuracy | ±7 | ±7 | ±7 | % |
| Bandwidth | 426 | 426 | 426 | Hz |
| Noise | 200 | 200 | 200 | mgRMS |
| Operating temperature range | -40~+125 | -40~+125 | -40~+125 | °C |
| Impact | >10,000 (half-sine, 0.07 ms) | >10,000 (half-sine, 0.07 ms) | >10,000 (half-sine, 0.07 ms) | g |
| ESD (HBM Model) | 2000 | 2000 | 2000 | V |
| Power supply voltage | 4.5–11 | 4.5–11 | 4.5–11 | V |
| Static current | <6 | <6 | <6 | mA |
Application Fields
● Automotive airbags
Main Dimensions and Interface Definitions
| Pin number | Name | Description |
| 1 | VDD | Power supply voltage |
| 2 | VDDI | Internal voltage regulation |
| 3 | IDATA | PSI5 communication interface |
| 4 | GND | Earth |
| 5 | N/U | Unused |
| 6 | N/U | Unused |
| 7 | N/U | Unused |
| 8 | N/U | Unused |
Consultation
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