The RTT125103FTP with Chip Resistor - Surface Mount is a surface mount chip resistor manufactured by RALEC and rated at 510KO ±1%. It is a 1/2W 1210-size Resistor and is RoHS compliant. It is typically used as a current limiter, protection from static electricity, or for radio frequency interference in applications such as power supplies, automotive, and audio systems. The RTT125103FTP is available in 0805, 1206, 1210, 1812, and 2010 package sizes and is suitable for reflow solderable applications.