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    1W Metal Film Resistor, 1 Ohm to 1M Ohm

    Buy small 1W metal film resistors at cheap prices, comes with a low coefficient of resistance, which allows them to provide more stable resistance values over a wide temperature range. The metal film resistors have a tolerance range of ±1% and are available in 50 different resistance values from 1 Ohm to 1M Ohm, making them ideal for use in amplifiers, audio equipment, televisions, computers and other electronic devices.
    This product has a minimum quantity of 100
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    Delivery date: 6-12 days

    1 watt metal film resistors are precision engineered with high quality metal film technology to ensure excellent performance and reliability in a variety of electronic applications. ATO metal film resistors are used in motor control circuits, temperature and pressure sensing circuits, and feedback control loops to provide accurate and stable resistance values.


    • Model: ATO-MFR-1W
    • Power Rating: 1W
    • Max. Operating Voltage: 500V
    • Max. Overload Voltage: 1000V
    • Maximum Intermittent Overload: 1000V
    • Withstand Voltage: 700V
    • Tolerance: ±1%
    • Temperature Coefficient (15- 25ppm): 51.1Ω-1MΩ
    • Temperature Coefficient (50ppm): 10Ω-2.2MΩ
    • Temperature Coefficient (100ppm): 10Ω-1MΩ


    • Metal film resistors have a wide operating frequency range and low noise levels, making them suitable for use in high frequency circuits.
    • Metal film resistors offer stable voltage and low temperature coefficient.
    • Metal film resistors feature good heat resistance and stable performance.
    • Metal film resistors come in a wide range of resistance values and have rated power.
    • 1 watt metal film resistors are available with a tolerance of 1%.

    Dimension (unit: mm)

    Metal film resistor dimensions

    L±2 I D H d±0.05
    58 11.5±1.0 3.8±0.5 25±2.0 0.60/0.65

    Power Derating Curve

    Power derating curve


    Metal film resistors are widely used in various electronic devices and applications, including telecommunications, consumer electronics, automotive electronics, industrial equipment, and more. They are commonly found in amplifier circuits, power supplies, instrumentation, and other electronic systems where precise and stable resistance values are required.

    Metal film resistor applications

    Tips: Can metal film resistors be used in both AC and DC circuits?

    Metal film resistors can indeed be used in both AC (alternating current) and DC (direct current) circuits. The primary function of a resistor is to impede the flow of current and create a voltage drop. Whether the current is AC or DC, the resistor's role remains the same.

    Metal film resistors are a common type of resistor that is suitable for a wide range of applications. They are known for their stability, accuracy, and low noise characteristics. These resistors are typically made by depositing a thin film of metal alloy onto a ceramic substrate. The metal film provides the resistance value and determines the resistor's properties.

    In both AC and DC circuits, metal film resistors can handle the flow of current and dissipate power as heat. However, it's important to consider the specific requirements of the circuit when selecting a resistor. Factors such as power rating, tolerance, and temperature coefficient should be taken into account to ensure proper functioning and reliability in the given application.

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