TMP126-Q1
- AEC-Q100 qualified for automotive applications
- Device temperature grade-0: –55°C to 175°C ambient operating temperature
- Device HBM classification level 2
- Device CDM classification level C2b
- Function Safety Capable
- High accuracy
- ±0.25°C (maximum) from 20°C to 30°C
- ±0.3°C (maximum) from –20°C to 85°C
- ±0.4°C (maximum) from –40°C to 125°C
- ±0.5°C (maximum) from –55°C to 150°C
- ±0.75°C (maximum) from 150°C to 175°C
- Fast measurement intervals with no self-heating concerns
- Supply range: 1.62 V to 5.5 V
- Factory-calibrated
- NIST traceability
- Low power consumption
- Programmable temperature alert limits
- Temperature slew rate warning
- Optional Cyclic Redundancy Check (CRC)
- 3-wire SPI interface
The TMP126-Q1 is a 0.25°C accuracy digital temperature that supports an ambient temperature range of –55°C to 175°C. The TMP126-Q1 features a 14-bit signed temperature resolution (0.03125°C per LSB) while operating over a supply range of 1.62 V to 5.5 V. With a fast conversion rate, low supply current, and a simple 3-wire SPI compatible interface, the TMP126-Q1 is designed for a wide range of applications.
The TMP126-Q1 includes additional advanced features for increased reliability in harsh environments such as optional CRC checksum for data integrity, programmable alert limits, a temperature slew rate warning, and an enhanced operational temperature range. The device utilizes a NIST traceable factory calibration for guaranteed accuracy and comes in a small SOT package for close placement to heat sources along with fast response times.
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 | TMP126-Q1 Low-Power, 0.25°C SPI Temperature Sensor With 175°C Operation, CRC and Slew Rate Alert datasheet (Rev. C) | PDF | HTML | 2022/6/23 | ||
| 應用說明 | A Simple, Java-Based CRC Calculator | PDF | HTML | 2026/3/4 | |||
| Application brief | Improving System Reliability in Auto and Ind. Cameras w/ AccurateTemp. Sensing | PDF | HTML | 2022/1/3 | |||
| 應用說明 | Temperature Slew Rate Warning Overview | PDF | HTML | 2021/11/9 | |||
| 功能安全資訊 | TMP126-Q1 Functional Safety, FIT Rate, Failure Mode Distribution and Pin FMA | PDF | HTML | 2021/7/23 | |||
| 技術文章 | How to maximize powertrain efficiency and reliability with high-accuracy temperatu | PDF | HTML | 2021/5/10 |
設計與開發
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TMP126EVM — 適用於高密精密度 SPI 溫度感測器的 TMP126 評估模組
TMP126-Q1 是一款高準確度的 0.5°C 數位溫度感測器，支援 -55°C 至 175°C 的環境溫度範圍。TMP126-Q1 具有 14 位元簽署溫度解析度（每 LSB 為 0.03125°C），可在 1.62 V 至 5.5 V 的供電範圍內運作。本裝置具備優異的 PSR ，可在整個供電範圍內維持準確度。其中具備快速轉換率、低供應電流及簡易三線 SPI 相容介面，適合各式各樣的廣泛應用。
TMP126EVM 提供簡易方式，協助使用者開始使用 TMP126。EVM (評估模組) 和 GUI (圖形使用者介面) 的設計旨在提供使用者快速設定以評估 (...)
| 封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
|---|---|---|
| SOT-23 (DBV) | 6 | Ultra Librarian |
| SOT-SC70 (DCK) | 6 | Ultra Librarian |