Panasonic's ERG-2SJ220 resistor is a miniature metal oxide film resistor known for its compact size and high reliability. It's ideal for applications where space is limited and automatic insertion is required. The resistor adheres to industry standards like IEC 60115 and is RoHS compliant, ensuring environmental responsibility. Its construction includes a ceramic core for thermal conductivity and lead wires available in copper (S type) or iron (F type) options. The part number system indicates resistance value, tolerance, and packaging type, making it easy to identify the specific characteristics needed for a given application.