RT1206DRE0721RLRES 21.0 OHM 1/4W .5% SMD 1206|YAGEO|Lead free|RoHS Compliant 8-1879253-9 RT1206BRD0721RL RT1206BRE0721RL RT1206CRD0721RL RT1206CRE0721RL RT1206DRD0721RL