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3Ω 1/4W resistor

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GH¢ 0.20
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    3. 3Ω 1/4W resistor
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    3Ω 1/4W resistor

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    GH¢ 0.20 0.2 GHS GH¢ 0.20

    ₦ 20.00

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    A 3Ω (ohm) 1/4 watt resistor is a fixed resistor with a resistance value of 3 ohms and a power dissipation rating of 0.25 watts (1/4W). It is used in electronic circuits to limit current, divide voltages, and perform other functions requiring precise resistance. Key Features:
    • Resistance: 3Ω
    • Power Rating: 1/4W (0.25 watts)
    • Tolerance: ±5% (commonly), though other tolerances such as ±1% are available
    • Temperature Coefficient: Typically ±100ppm/°C or ±200ppm/°C for general-purpose resistors
    Technical Specifications:
    • Resistance: 3Ω
    • Power Rating: 1/4W (0.25 watts)
    • Tolerance: ±5% (J), ±1% (F), depending on the type
    • Temperature Coefficient: ±100ppm/°C or ±200ppm/°C
    • Operating Temperature Range: -55°C to +155°C
    • Body Size: Standard through-hole resistors typically come in axial packages (e.g., 1/4W size)
    • Material: Carbon film, metal film, or metal oxide, depending on the specific resistor type
    Applications:
    • Current Limiting: Used to limit the amount of current flowing through a circuit.
    • Voltage Division: Employed in voltage divider circuits to create specific voltage levels.
    • Biasing: Used in transistor biasing circuits to set operating points.
    • Signal Conditioning: Used in various signal processing applications to adjust signal levels.
    • LED Protection: Used to limit current through LEDs to prevent damage.
    • Timing Circuits: Paired with capacitors in RC timing circuits.
    Usage:
    1. Determine Placement: Identify the location on the circuit board where the resistor is needed.
    2. Insert Resistor: For through-hole resistors, insert the leads into the appropriate holes on the PCB.
    3. Soldering: Solder the leads to the PCB pads and trim any excess lead length.
    4. Verify Installation: Ensure the resistor is securely soldered and check for proper resistance with a multimeter if needed.
    Caution:
    • Power Dissipation: Do not exceed the power rating (0.25W) to prevent overheating and potential damage.
    • Voltage Rating: Ensure the voltage across the resistor does not exceed its voltage rating.
    • Handling: Handle with care to avoid physical damage to the resistor body and leads.
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