View 30smcj-series datasheet:

Certificate TH97/10561QM Certificate TW00/17276EM SURFACE MOUNT TRANSIENT 3.0SMCJ11C - 220CA VOLTAGE SUPPRESSOR Stand-off Voltage : 11 to 220V SMC (DO-214AB) Peak Pulse Power : 3000 W 0.060(1.52) 0.030(0.76) FEATURES : * 3000W peak pulse power capability with 0.008(0.203) a 10/1000µs waveform 0.004(0.102) * Excellent clamping capability * Low inductance 0.121(3.07) 0.012(0.305) * High temperature soldering : 250 °C/10 0.115(2.92) 0.006(0.152) seconds at terminals. 0.103(2.62) 0.245(6.22) * Built-in stran relief 0.220(5.59) 0.079(2.00) * Pb / RoHS Free MECHANICAL DATA * Case : SMC Molded plastic Dimensions in inches and (millimeter) * Epoxy : UL94V-O rate flame retardant * Lead : Lead Formed for Surface Mount * Mounting position : Any * W