TPS1HC100-Q1
- Single-channel smart high-side
power switch for 12V automotive systems with full diagnostics
- Open-drain status output
- Current sense analog output
- Wide operating voltage 3V to 28V
- Low standby current, < 0.5µA at 85°C
- Operating junction temperature, –40°C to 150°C
- 1.8V, 3.3V, and 5V logic compatible
- Fault sense voltage scaling for ADC protection
- Programmable current limit accuracy ±18% at 1.9A
- High-accuracy current sense, ±6% at 1A
- Protection
- Overload and short-circuit protection
- Inductive load negative voltage clamp
- Undervoltage lockout (UVLO) protection
- Thermal shutdown and swing with self recovery
- Loss of GND, loss of supply protection
- Reverse battery protection with external components
- Diagnostic
- On- and off-state output open-load and short-to-battery detection
- Overload and short-to-ground detection
- Thermal shutdown and swing detection
- Qualifications
- AEC-Q100 automotive qualified for grade 1 temperature
- Functional Safety-Capable
- Tested according to AECQ100-12 Grade A, 1 million times short-to-GND test
- Electrical transient disturbance immunity certification of ISO7637-2 and ISO16750-2
- 14-pin thermally-enhanced PWP package
The TPS1HC100-Q1 device is a fully protected high-side power switch, with integrated NMOS power FET and charge pump, targeted for the intelligent control of various loads. Accurate current sense and programmable current limit features differentiate it from the market.
Low logic high threshold, VIH, of 1.5V on the input pins allow use of MCUs GPIO signals to 1.8V. High-accuracy current sensing provides a better real-time monitoring effect and more accurate diagnostics without further calibration. The external high-accuracy current limit allows setting the current limit value by application. The device highly improves the reliability of the system by effectively clamping the inrush current under start-up or short-circuit conditions. The TPS1HC100-Q1 device can be used as a high-side power switch for a wide variety of resistive, inductive, and capacitive loads, including low-wattage bulbs, LEDs, relays, solenoids, and heaters.
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技術文件
| 重要文件 | 類型 | 標題 | 格式選項 | 下載最新的英文版本 | 日期 | |
|---|---|---|---|---|---|---|
| * | 資料表 | TPS1HC100-Q1 100mΩ, 2.5A Single-Channel Automotive Smart High-Side Switch datasheet (Rev. B) | PDF | HTML | 2025/2/27 | ||
| 應用說明 | Basics of High-Side Switches and Controllers | PDF | HTML | 2026/3/31 | |||
| 應用說明 | Short-to-Ground Testing on TI High Side Switches | PDF | HTML | 2025/7/1 | |||
| 應用說明 | Efficiently Driving Automotive Dashboard Loads with TPS1HC100-Q1 | PDF | HTML | 2022/2/10 | |||
| 功能安全資訊 | TPS1HC100-Q1 Functional Safety FIT Rate, FMD and Pin FMA | PDF | HTML | 2021/12/9 | |||
| Application brief | Driving Front Camera Modules with TPS1HC100-Q1 | PDF | HTML | 2021/8/31 |
設計與開發
如需其他條款或必要資源,請按一下下方的任何標題以檢視詳細頁面 (如有)。
TPS1HC100EVM — 適合車用的 100-mΩ 高壓側開關的 TPS1HC100-Q1 評估模組
TPS1HC100-Q1-ILIM-CALC — TPS1HC100-Q1 current limit calculator
| 封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
|---|---|---|
| HTSSOP (PWP) | 14 | Ultra Librarian |
訂購與品質
建議產品可能具有與此 TI 產品相關的參數、評估模組或參考設計。