B557

SavantIC Semiconductor Silicon PNP Power Transistors Product Specification 2SB557 DESCRIPTION ·With TO-3 package ·Complement to type 2SD427 ·High power dissipation APPLICATIONS www.DataSheet4·PU.ocwomer amplifier applications ·Recommended for 50W high-fidelity audio frequency amplifier output stage PINNING(see Fig.2) PIN DESCRIPTION 1 Base 2 Emitter 3 Collector Fig.1 simplified outline (TO-3) and symbol Absolute maximum ratings(Ta= ) SYMBOL PARAMETER VCBO Collector-base voltage VCEO Collector-emitter voltage VEBO IC Emitter-base voltage Collector current IE Emitter current PC Collector power dissipation Tj Junction temperature Tstg Storage temperature CONDITIONS Open emitter Open base Open collector TC=25 VALUE -120 -120 -5 -8 8 80 150 -65~150 UNIT V V V A A W SavantIC Semiconductor Silicon PNP Power Transistors Product Specification 2SB557 CHARACTERISTICS Tj=25 unless otherwise specified SYMBOL PARAMETER CONDITIONS V(BR)CEO Collector-emitter breakd...