TPS1HC30-Q1 器件是一款具有全方位保护的高侧电源开关,它集成有 NMOS 功率 FET 和电荷泵,专用于对各类负载进行智能控制。该器件凭借着精确的电流检测和可编程电流限制特性在市场上脱颖而出。
由于输入引脚具有 1.5V 低逻辑高电平阈值 VIH,可以使用低至 1.8V 的 MCU。高精度电流检测功能可实现更好的实时监测效果和更准确的诊断,无需进一步校准。外部高精度电流限制功能允许根据应用设置电流限制值。该器件通过在启动或短路条件下有效地钳制浪涌电流,极大地提高了系统的可靠性。TPS1HC30-Q1 器件可用作各种阻性、感性和容性负载(包括低瓦数灯泡、LED、继电器、电磁阀和加热器)的高侧电源开关。
| Number of channels | 1 |
| Operating voltage (max) (V) | 28 |
| Operating voltage (min) (V) | 3 |
| Ron (typ) (mΩ) | 30 |
| Imax (A) | 5 |
| Current limit (min) (A) | 1.2 |
| Current limit (max) (A) | 12 |
| Current limit type | Adjustable |
| TI functional safety category | Functional Safety-Capable |
| Current limit accuracy | +/-18% @ 3.6A |
| Current sense accuracy | +6/-6% @ 1.5A |
| FET | Internal |
| Features | Adjustable current limit, Automotive load dump, Current sense output, Fault reporting, Inductive load, Inrush current control, Short circuit protection, Thermal shutdown, Under voltage lock out |
| Operating temperature range (°C) | -40 to 125 |
| Function | Adjustable current limit, Automotive load dump compatibility, Current monitoring, Inductive load compatibility, Inrush current control, Short circuit protection, Thermal shutdown |
| Rating | Automotive |
| HTSSOP (PWP) | 14 | 32 mm² 5 x 6.4 |
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