TT Electronics Welwyn Metal Film Resistor 511 ohm 0.25W 0.1%

The TT Electronics / Welwyn Metal Film Resistor offers precise and reliable performance for a wide range of electronic applications. With a resistance of 511 ohm and an exceptionally tight tolerance of ± 0.1%, this component is engineered for circuits requiring high stability and accuracy.

Part of the RC Series, this axial leaded resistor utilises advanced metal film technology to deliver a stable power rating of 250mW (0.25W) and a voltage rating of 200V. Its robust construction ensures consistent operation even in demanding environments, supported by a low temperature coefficient of ± 15ppm/°C and an extensive operating temperature range from -55°C to 155°C.

The axial leaded package style facilitates straightforward through-hole mounting on printed circuit boards, making it suitable for both prototyping and production assembly. Its compact physical dimensions measure 43 mm in height, 33 mm in width, and 15 mm in depth, with a lightweight profile of just 0.24 grams.

Key Specifications

• Resistance: 511 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
• Series: RC Series

This high-precision resistor is an excellent choice for engineers and hobbyists needing dependable resistance values in their electronic designs.