L9678TR vs L9678PTR 对比
详细并排对比 L9678TR 出自 STMicroelectronics 和 L9678PTR 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 | L9678TR | L9678PTR |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Voltage Regulators | Power MOSFET Drivers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $3.51 | $5.19 |
| Product Type | System Basis Chip (SBC) for Airbag Applications | Automotive Airbag System Basis IC (SBI) |
| Operating Input Voltage | 6 V to 35 V | — |
| LDO Output Voltage | 5 V / 3.3 V selectable | — |
| LDO Output Current | [DATA_NEEDED: LDO output current rating] | — |
| Watchdog Type | Windowed watchdog, programmable timeout | — |
| SPI Interface Speed | Up to 5 MHz | — |
| Squib Driver Channels | Dual high-side/low-side drivers with diagnostic | — |
| 工作温度 | -40 C to +95 C ambient | — |
| 封装 | LQFP-64 (10x10 mm) | 64-LQFP (10x10 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | [DATA_NEEDED: moisture sensitivity level] | 3 (168 hours) |
| RoHS 状态 | Compliant | Compliant |
| AEC-Q100 Qualification | Qualified | — |
| Functional Safety | ASIL-B capable | — |
| Process Technology | BCD (Bipolar-CMOS-DMOS) | — |
| 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 |