L9942-TR vs L9942 对比
详细并排对比 L9942-TR 出自 STMicroelectronics 和 L9942 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。
STMicroelectronics
L9942-TR - Automotive Dual-Channel Low-Side Driver | STMicroelectronics
L9942-TR ✓ 量产中STMicroelectronics
L9942 - Integrated Stepper Motor Driver with Microstepping | STMicroelectronics
L9942 ✓ 量产中规格对比
| 参数 | L9942-TR | L9942 |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Power MOSFET Drivers | Motor Drivers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $1.82 | $3.10 |
| Number of Channels | 2 | — |
| 输出类型 | Low-Side | — |
| Supply Voltage Range | 4.5 V to 40 V | — |
| Output Current per Channel | 1.5 A | — |
| Control Interface | SPI (16-bit) | — |
| SPI Clock Frequency | 5 MHz | — |
| 静态电流 | 50 uA (standby) | — |
| 工作温度范围 | -40C to +150C | — |
| 封装 | PowerSO-20 | PowerSSO-24 |
| 安装类型 | Surface Mount | Surface Mount |
| Protection Features | Overcurrent, Overtemperature, Short-Circuit | Overcurrent, Thermal Shutdown, Diagnostic Output |
| Diagnostics | SPI fault reporting | — |
| RoHS 状态 | Compliant | Compliant |
| AEC-Q100 | Qualified | — |
| Technology | BCD (Bipolar-CMOS-DMOS) | — |
| Motor Type | — | Bipolar Stepper |
| Output Current | — | 1.3 A (max) |
| RDSON | — | 500 mΩ |
| 电源电压 | — | 4.5 V to 40 V |
| Stepping Modes | — | Full, Half, Mini |
| Current Profile Look-up Table | — | 9 entries, 5-bit resolution |
| Current Regulation | — | Integrated PWM controller with internal current sensing |
| 接口 | — | SPI (up to 5 MHz) |
| 工作温度 | — | -40°C to +150°C |
| 热阻 | — | 35°C/W |
| Process Technology | — | BCD (Bipolar-CMOS-DMOS) |