1kohm 1/4W Carbon Film Resistor

Specification

1. Resistance

• Rated Resistance: 1kΩ (1000 ohms)

• Resistance Type: Fixed

• Tolerance: ±5%

• Color Code: Brown – Black – Red – Gold

2. Power Rating

• Rated Power: 0.25 Watt (1/4W)

3. Construction Type

• Resistor Type: Carbon Film

• Mounting Type: Axial, Through-Hole

4. Electrical Ratings

• Maximum Working Voltage: 250V

• Maximum Overload Voltage: 400V

• Temperature Coefficient: ±200ppm/°C

• Insulation Resistance: ≥10,000 MΩ

• Dielectric Withstanding Voltage: 500V AC (for 1 minute)

5. Environmental Characteristics

• Operating Temperature Range: -55°C to +155°C

• Soldering Temperature: 260°C for 10 seconds (Max)

• Humidity Tolerance: ≤±5% resistance change at 95% RH

• Flame Retardant Coating: Yes (Epoxy resin coating, UL94V-0 compliant)

6. Mechanical Characteristics

• Body Material: Flameproof ceramic core

• Lead Material: Tin-plated annealed copper wire

• Body Dimensions:

  • Length: ~6.3mm

  • Diameter: ~2.3mm

• Lead Diameter: ~0.5mm

• Lead Length: ~28mm (standard)

7. Compliance & Certification

• RoHS Compliant: Yes

• REACH Compliant: Yes

• Standards: IEC 60115-1, JIS C5201, MIL-R-22684

8. Applications

• General-purpose electronic circuits

• DIY electronics and Arduino projects

• Signal limiting and current control

• Voltage dividers and pull-up/down resistors

• Audio, radio, and analog systems