TT Electronics / Welwyn 221R Metal Film Resistor 0.25W 0.1%
High-precision TT Electronics 221R metal film resistor, 0.25W, ± 0.1% tolerance. Ideal for critical through-hole circuits.
The TT Electronics / Welwyn 221R Metal Film Resistor is a high-precision component from the RC Series, designed for applications requiring excellent stability and accuracy. With a resistance of 221 ohms and a tight tolerance of ± 0.1%, this axial leaded resistor ensures reliable performance in critical circuits where exact resistance values are paramount.
Featuring a power rating of 250mW (0.25W) and a voltage rating of 200V, it is well-suited for a variety of electronic assemblies. The metal film technology provides a low temperature coefficient of ± 15ppm/°C, guaranteeing minimal resistance drift across its wide operating temperature range of -55°C to 155°C.
This robust resistor offers consistent performance under varying environmental conditions. Its axial leaded package makes it suitable for through-hole mounting, ensuring secure placement on printed circuit boards. Whether for industrial, automotive, or general-purpose electronics, this TT Electronics component delivers the precision and durability required for demanding applications.
Key Specifications
- Resistance: 221 ohm
- Power Rating: 250mW (0.25W)
- Tolerance: ± 0.1%
- Voltage Rating: 200V
- Technology: Metal Film
- Temperature Coefficient: ± 15ppm/°C
- Operating Temperature Range: -55°C to 155°C
- Package: Axial Leaded
- For precision circuits
- For through-hole mounting
- For industrial electronics
- For automotive electronics
- Product Range: RC Series
- Resistance: 221 ohm
- Power Rating: 250mW
- Resistance Tolerance: ± 0.1%
- Voltage Rating: 200V
- Resistor Technology: Metal Film
- Resistor Case / Package: Axial Leaded
- Temperature Coefficient: ± 15ppm/°C
- Operating Temperature Min: -55°C
- Operating Temperature Max: 155°C
- Weight: 0.24 grams
- Height: 43 mm
- Width: 33 mm
- Depth: 15 mm
- SVHC: No SVHC (17-Jan-2023)
Always follow local regulations and product guidance.
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