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CMF55249R00FKEA

产品分类: 通孔电阻
产品描述: 249Ω ±1% 500mW ±100ppm/℃ 通孔安装 6.1mm(长度)*2.29mm(宽度)
供应商型号: 72-CMF55249R00FKEA
供应商: Mouser
标准整包数: 1
VISHAY INTERTECHNOLOGY 通孔电阻 CMF55249R00FKEA

CMF55249R00FKEA概述

    Vishay Dale CMF Industrial Metal Film Resistors: Comprehensive Technical Overview
    1. Product Introduction
    The Vishay Dale CMF series offers high-performance metal film resistors designed for industrial and precision applications. These resistors are renowned for their small size, flame-retardant epoxy coating, and excellent temperature stability. Their primary features include exceptionally low noise levels (typically 0.10 μV/V), controlled temperature coefficients, and a low voltage coefficient to ±5 ppm/V. The series is available in various resistance ranges, tolerances, and temperature coefficient options, making it ideal for demanding environments.
    2. Technical Parameters
    Below is a concise table summarizing the key technical specifications of the CMF series:
    | Model | Max Working Voltage (V) | Power Rating @ 70°C (W) | Power Rating @ 125°C (W) | Resistance Range (Ω) | Tolerance (%) | Temp Coefficient (ppm/°C) |
    ||
    | CMF50 | ≤200 | 0.25 | 0.125 | 10 to 2.5M | 0.1–5 | 25–200 |
    | CMF55 | ≤250 | 0.5 | 0.25 | 10 to 50M | 0.1–5 | 25–200 |
    | CMF60 | ≤500 | 1 | 0.5 | 10 to 10M | 0.1–5 | 25–200 |
    | CMF65 | ≤500 | 1.5 | 1 | 10 to 22M | 0.1–5 | 25–200 |
    | CMF70 | ≤500 | 1.75 | 1.25 | 10 to 22M | 0.1–5 | 25–200 |
    Additional features include:
    - Insulation Voltage: >500 VAC
    - Voltage Coefficient: ±5 ppm/V (max)
    - Dielectric Strength: 450–900 VAC
    - Noise Level: 0.10 μV/V typical
    - Operating Temperature Range: -55°C to +175°C
    - Weight: 0.12–1.10 g
    3. Product Features and Advantages
    The CMF series excels in precision and reliability due to its advanced design:
    - Small Size: Conformal coated, ensuring minimal space usage.
    - High Frequency Characteristics: Ideal for RF and microwave applications.
    - Exceptional Noise Performance: Lower than competing products.
    - Customizable Options: Special tolerance and temperature coefficient matching upon request.
    - Wide Operating Temperature Range: Adapts to extreme environmental conditions.
    - Lead-Free Compliance: Compliant with RoHS standards for environmentally friendly solutions.
    These resistors stand out in applications requiring precise and stable resistance values, such as communication systems, automotive electronics, and industrial control equipment.
    4. Application Cases and Usage Recommendations
    The CMF series is versatile and can be employed across multiple industries:
    - Communications: Ideal for signal conditioning circuits where low noise and high precision are critical.
    - Automotive: Suitable for engine control units (ECUs) and sensors requiring reliable performance in harsh conditions.
    - Industrial Automation: Offers robustness for process control systems exposed to elevated temperatures.
    Usage Suggestions:
    - Ensure the resistor's power rating matches the application's requirements to avoid excessive heating and premature failure.
    - Optimize circuit designs to minimize thermal stress, especially in high-temperature environments.
    - Utilize the low noise performance in sensitive analog circuits to improve overall system accuracy.
    5. Compatibility and Support
    The CMF series is fully compatible with standard PCB manufacturing processes. Vishay Dale provides comprehensive support through:
    - Detailed documentation and datasheets.
    - Technical assistan

CMF55249R00FKEA参数

参数
电阻值 249Ω
精度 ±1%
额定功率 500mW
温度系数 ±100ppm/℃
长*宽*高 6.1mm(长度)*2.29mm(宽度)
安装方式 通孔安装
零件状态 在售
包装方式 卷带包装

CMF55249R00FKEA厂商介绍

Vishay Intertechnology是一家全球领先的电子元件制造商,专注于研发、制造和销售各种高性能电子元件。公司成立于1962年,总部位于美国宾夕法尼亚州的马尔文,在全球拥有多个生产基地和研发中心。

Vishay Intertechnology的产品主要分为以下几类:
1. 分立元件:包括二极管、晶体管、MOSFET等。
2. 被动元件:包括电阻、电容器、电感等。
3. 传感器:包括温度、压力、湿度等传感器。
4. 保护元件:包括保险丝、浪涌保护器等。

这些产品广泛应用于汽车、工业、医疗、通信、消费电子等领域。Vishay Intertechnology的优势在于:
1. 技术创新:公司不断研发新技术和新产品,以满足市场需求。
2. 质量控制:公司严格遵循ISO等国际质量标准,确保产品质量。
3. 客户服务:公司提供全方位的技术支持和定制化服务,以满足客户的个性化需求。
4. 全球布局:公司在全球设有多个生产基地和研发中心,可以快速响应客户需求。

CMF55249R00FKEA数据手册

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VISHAY INTERTECHNOLOGY 通孔电阻 VISHAY INTERTECHNOLOGY CMF55249R00FKEA CMF55249R00FKEA数据手册

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价格梯度 中国香港交货 内地交货(含增值税)
1+ $ 0.6785 ¥ 5.7333
10+ $ 0.5129 ¥ 4.334
25+ $ 0.391 ¥ 3.304
100+ $ 0.2162 ¥ 1.8269
250+ $ 0.1749 ¥ 1.4779
500+ $ 0.1496 ¥ 1.2641
1000+ $ 0.1242 ¥ 1.0495
4000+ $ 0.1026 ¥ 0.867
8000+ $ 0.0983 ¥ 0.8305
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