1N5221B: Zener 2.4V 0.5W 5%General Data Applicable to all series in this group.500 MilliwattHermetically SealedGlass Silicon Zener DiodesComplete Voltage Range - 1.8 to 200 VoltsDO-204AH Package - Smaller than Conventional DO-204AA PackageDouble Slug Type ConstructionMetallurgically Bonded ConstructionMechanical Characteristics:CASE: Double slug type, hermetically sealed glassMAXIMUM LEAD TEMPERATURE FOR SOLDERING PURPOSES: 230?C, 1/16', from case for 10 secondsFINISH: All external surfaces are corrosion resistant with readily solderable leadsPOLARITY: Cathode indicated by color band. When operated in zener mode, cathode will be positive with respect to anodeMOUNTING POSITION: AnyWAFER FAB LOCATION: Phoenix, ArizonaASSEMBLY/TEST LOCATION: Seoul, Korea