BY448, BY458 STANDARD RECOVERY RECTIFIERS High-reliability discrete products and engineering services since 1977 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 Parameters Test Conditions Reverse voltage Peak forward surge current Type BY448 BY458 tp = 10ms, half sine wave Average forward current Non repetitive reverse avalanche energy I(BR)R = 0.4A Junction temperature Storage temperature range Symbol Value 1500 VR = VRRM 1200 Unit V IFSM 30 A IFAV 2 A ER 10 mJ TJ 140 °C TSTG -55 to +175 °C Junction ambient I = 10mm, TL = constant RthJA 45 K/W Junction ambient On PC board with spacing 25mm RthJA 100 K/W ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified) Parameter Forward voltage Reverse current Total reverse recovery time Reverse recovery time Test Conditions Symbol Maximum Unit IF = 3A VF 1.6 V VR = VRRM IR 3 µA VR = VRRM, TJ = 140°C IR 140 µA IF = 1A, -diF/dt = 0.05A/µs trr 20 µs IF = 0.5A, IR = 1A, IR = 0.25A trr 2 µs Rev. 20141212 High-reliability discrete products and engineering services since 1977 BY448, BY458 STANDARD RECOVERY RECTIFIERS MECHANICAL CHARACTERISTICS Case SOD-57 Marking Body painted, alpha-numeric Polarity Cathode band Rev. 20141212 High-reliability discrete products and engineering services since 1977 BY448, BY458 STANDARD RECOVERY RECTIFIERS Rev. 20141212