Accutrim 1240 系列（RJ26 样式）Accutrim™ 1240 系列（RJ26 样式）超高精密 Bulk Metal® 箔电阻器在不同的环境条件下提供经证实的可靠性和极好的稳定性。 Accutrim™ 1240 方形微调电位计设计用于满足或超过 MIL-PRF-39035 要求，特性 H，带平滑和单向输出。 1240 系列具有几乎后面防滑的可调机制，使其可快速且精确设置，同时在目标上精确固定设置。 ### 多转 - 精密
Vishay Foil precision trimmers have the Bulk Metal® Foil resistive element which possesses a unique inherent temperature and load life stability. Plus, their advanced virtually back lash-free adjustment mechanism makes them easy to set quickly and accurately and keeps the setting exactly on target.- .
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Features
* **Temperature Coefficient of Resistance TCR: ±10 ppm/°C. –55 °C to +150°C ref. at +25°C; Through the Wiper 3; ±25 ppm/°C**
* **A Smooth and Unidirectional Resistance with Leadscrew Adjustment**
* **Load Life Stability: 0.1% Typical ?R, 1.0% Maximum ?R Under Full Rated Power at +85°C for 10 000 Hours**
* **Settability: 0.05% Typical; 0.1% Maximum**
* **Setting Stability: 0.1% Typical; 0.5% Maximum, DSS**
* **Power Rating: 0.25 W at + 85°C**
* **Resistance Range: 5 Ω to 10 kΩ**
* **Tolerance: ±5 %, ±10%**
* **Electrostatic Discharge ESD Up to 25 000 V**
* **Terminal Finish: Gold Plated