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220ohm 1/4W Carbon Film Resistor
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220ohm 1/4W Carbon Film Resistor

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LKELEC00056

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220ohm 1/4W Carbon Film Resistor

The 220 Ohm 1/4W Carbon Film Resistor is a passive electronic component designed to limit current, divide voltages, or pull up/down signals in electronic circuits. It is widely used in analog and digital circuits to balance performance, cost, and stability.

2. Electrical Characteristics

Parameter Specification
Nominal Resistance 220 Ohms (Ω)
Resistance Tolerance ±5% (Standard E24 series)
Rated Power 1/4 Watt (0.25W)
Maximum Working Voltage 250V DC
Maximum Overload Voltage 500V DC
Temperature Coefficient ±200ppm/°C
Noise Level ≤ 0.1μV/V

3. Mechanical & Physical Characteristics

Parameter Specification
Body Type Cylindrical Axial Leaded
Body Length 6.3 ± 0.5 mm
Body Diameter 2.3 ± 0.3 mm
Lead Diameter 0.5 ± 0.05 mm
Lead Material Tin-plated copper
Lead Length ≥ 25 mm
Mounting Type Through-hole (THT)
Color Code Bands Red – Red – Brown – Gold

4. Material & Construction

  • Resistive Element: Carbon film deposited on a high-grade ceramic substrate

  • Core Material: Ceramic (Alumina)

  • Protective Coating: Flame-retardant epoxy resin

  • Leads: Copper wire with tin plating

  • End Caps: Nickel-plated steel

5. Environmental Characteristics

Parameter Specification
Operating Temperature Range -55°C to +155°C
Storage Temperature -55°C to +155°C
Moisture Resistance MIL-STD-202 compliant
Flammability Rating UL94V-0 (coating material)
Insulation Resistance ≥ 1000 MΩ
Dielectric Withstanding Voltage 500V AC for 1 minute
Load Life Stability ±(2% + 0.05Ω) after 1,000 hours @ 70°C
SKU: LKELEC00056 Categories: ,

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