L9678PTR vs L9679P 对比
详细并排对比 L9678PTR 出自 STMicroelectronics 和 L9679P 出自 STMicroelectronics。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | L9678PTR | L9679P |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Power MOSFET Drivers | Specialized PMIC |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $5.19 | $6.18 |
| Product Type | Automotive Airbag System Basis IC (SBI) | — |
| 封装 | 64-LQFP (10x10 mm) | 100-TQFP (14x14 mm) |
| Operating Voltage (VBAT) | 6 V to 18 V (load-dump tolerant up to 40 V) | — |
| 工作温度范围 | -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 | — |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 3 (168 hours) | 3 (168 hours) |
| RoHS 状态 | Compliant | Compliant |
| 功能 | — | Automotive advanced airbag IC for mid/high-end applications |
| 引脚数量 | — | 100 |
| Pitch | — | 0.5 mm |
| 电源电压 | — | 5 V to 18 V nominal; up to 40 V transient |
| Battery Voltage Range | — | 6 V to 18 V (extended 4 V to 40 V for cold-crank and load-dump) |
| Squib Driver Channels | — | 4 high-side / low-side channels |
| Communication Interface | — | SPI (4-wire, configurable) |
| Sensor Interface | — | Up to 4 analog sensor channels |
| Watchdog | — | Internal window watchdog |
| Diagnostic Features | — | Squib resistance measurement, short-to-battery / short-to-ground detection, open-load detection |
| 工作温度 | — | -40 C to +125 C (AEC-Q100) |
| Automotive Qualification | — | AEC-Q100 qualified |
| Process Technology | — | BCD (Bipolar-CMOS-DMOS) |