L9678P vs L9678PTR-S Comparison
Detailed side-by-side comparison of L9678P by STMicroelectronics and L9678PTR-S by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
STMicroelectronics
L9678P - Automotive Airbag System Basis IC | STMicroelectronics (Tape & Reel)
L9678P ✓ ActiveSTMicroelectronics
L9678PTR-S - Automotive Airbag SBC w/ PSI5 & Battery Cut-Off | ST
L9678PTR-S ✓ ActiveSpecification Comparison
| Parameter | L9678P | L9678PTR-S |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Category | Power MOSFET Drivers | Power MOSFET Drivers |
| Lifecycle Status | Active | Active |
| Product Type | Automotive Airbag System Basis IC (SBI) | Automotive System Basis Chip (SBC) for airbag |
| Package | 64-LQFP (10x10 mm) | 64-pin LQFP, 10x10 mm |
| Operating Voltage (VBAT) | 6 V to 18 V (load-dump tolerant up to 40 V) | — |
| Operating Temperature Range | -40 C to +95 C | -40 C to +95 C |
| Integrated Linear Regulator 1 | 5 V with external pass transistor | — |
| Integrated Linear Regulator 2 | 3.3 V fully integrated | — |
| Optional Regulator | 7.2 V via external pass transistor (for PSI5 sensor supply) | — |
| Satellite Sensor Interface Channels | 4 channels (analog / PSI5 selectable) | — |
| PSI5 Support | Yes (Manchester-coded remote sensor interface) | — |
| Battery Cut-off Switch | Yes (high-side) | — |
| Energy Reserve Management | Yes (external reservoir capacitor) | — |
| VDDQ Supply Pins | 2 (5 V and 3.3 V I/O compatible) | — |
| SPI Control Interface | Yes (MCU communication, watchdog-linked) | — |
| Automotive Grade | AEC-Q100 capable | — |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | Compliant |
| Operating Voltage Min | — | 6.0 V |
| Operating Voltage Max | — | 18.0 V |
| Load-Dump Tolerant | — | Up to 40 V |
| Battery Cut-Off Switch | — | Integrated solid-state |
| PSI5 Interface | — | 2 channels, supports up to 10 satellites |
| High-Side Deployable Outputs | — | 2 channels |
| Low-Side Deployable Outputs | — | 4 channels |
| Host Interface | — | SPI (16-bit), up to 8 MHz |
| On-chip MCU | — | Dual ARM Cortex-M0 lockstep |
| AEC-Q100 Qualification | — | Yes |
| Functional Safety | — | ISO 26262 ASIL-D capable |