R2KY AVALANCHE DIODE D2 VRM : 120 Volts IZSM : 2.0 Amp. ( 100 µ s ) * * * * * 1.00 (25.4) MIN. 0.161 (4.1) 0.154 (3.9) FEATURES : High current capability High surge current capability High reliability Low reverse current Low forward voltage drop 0.284 (7.2) 0.268 (6.8) * Pb / RoHS Free 1.00 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) MECHANICAL DATA : * Case : D2 Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, Method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.465 gram Dimensions in inches and ( millimeters ) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25 °C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. RATING SYMBOL VALUE UNIT Repetitive Peak Reverse Voltage VRM 120 V Maximum DC Blocking Reverse Voltage VDC 120 V Minimum Avalanche Breakdown Voltage at I Z = 1mA VBR(min) 130 V Maximum Avalanche Breakdown Voltage at IZ = 1mA VBR(max) 155 V IZSM 2.0 A Maximum Allowable Avalanche Current (Note 1) Maximum Reverse Current at V RRM Ta = 25°C IR 10 µA Maximum Reverse Current at V RRM Ta = 100°C IR(H) 50 µA +0.15 V/°C Typical Avalanche Voltage Temperature Coefficient at Iz = 1mA Junction Temperature Range TJ - 40 to + 130 °C Storage Temperature Range TSTG - 40 to + 150 °C Notes : (1) Non-Repetitive Current Pulse width 100µs Square wave, one shot. Page 1 of 2 Rev. 02 : March 25, 2005 RATING AND CHARACTERISTIC CURVES ( R2KY ) V R(DC) - Ta Characteristic DC Blocking Reverse Voltage, VRDC (V) 125 120 115 110.25 110 -40 0 25 75 50 Ambient Temperature 100 125 130 Ta (°C) V Z Temperature Coefficient 170.75 Avalanche Voltage, VZ (V) 170 max. 160 150 145.75 145.25 140 min. 130 V RDC Temperature Characteristics 120.25 120 110 -40 0 25 50 Ambient Temperature Page 2 of 2 75 100 125 130 Ta (°C) Rev. 02 : March 25, 2005