High-reliability discrete products and engineering services since 1977 1N4450 SWITCHING RECTIFIER FEATURES Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number. Available as non-RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix. MAXIMUM RATINGS Symbol Value Unit Maximum peak reverse voltage Rating VRM 40 V Maximum reverse voltage VR 30 V Maximum forward DC current IF 250 mA Maximum average forward current IF(AV) 200 mA Maximum surge forward current @ tp = 1µs IFSM 4 A Power dissipation PD 500 mW Maximum junction temperature TJ 200 °C Storage temperature range Tstg -65 to +200 °C ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified) Parameter Reverse current Symbol Test Condition Min Max Unit IR VR = 30V VR = 30V, TJ = 150°C - 50 50 nA µA IF = 0.1mA 0.42 0.54 IF = 1.0mA 0.52 0.64 IF = 10mA 0.64 0.72 IF = 50mA 0.80 0.92 Forward voltage VF Reverse breakdown voltage V(BR)R V IF = 200mA - 1.00 IR = 5µA (pulsed) 40 - V Diode capacitance Cd f = 1MHz, VR = 0 - 4 pF Reverse recovery trr IF = 10mA, VR = 6V, RL = 100Ω - 4 ns Rev. 20121218 High-reliability discrete products and engineering services since 1977 1N4450 SWITCHING RECTIFIER MECHANICAL CHARACTERISTICS Case: DO-35 Marking: Body painted, alpha-numeric Polarity: Cathode band Rev. 20121218 High-reliability discrete products and engineering services since 1977 1N4450 SWITCHING RECTIFIER Rev. 20121218