2SD1539

The 2SD1539 is a type of power transistor,which is silicon PNP Epitaxial planar  type.Low voltage switching complem entary pair with 2SB1071.Features of 2SD1539 are:(1)low collector-emitter saturation voltage;(2):high speed swit ching;(3):"full pack" package for simplified mounting on a heat sink with one screw.

The absolute maximum ratings(Tc=25) and electrical characteristics(Tc=25) of the 2SD1539 can be summarized as: (1) collector-base voltage:40V; (2) colletor-emitter voltage:20V; (3) emitter-base voltage:5V; (4) peak collector current:8A; (5) collector current:4A; (6) collector power dissipation:25W; (7) junction temperature:150; (8) storage temperature:-55 to 150.Electrical characteristics: (1) collector cutoff current(VCB=40V,IE=0):5uA max; (2) DC curr ent gain(VCE=2V,IC=0.1A):45min;(3) base-emitter saturation voltage(IB=0.1A, IC=2A):0.5V max; (4)transition frequ ency(VCB=5V, IE=-0.5A, f=10MHz):120MHz; (5)turn-ontim(IC=2A, IB1=0.2A, IB2=0.2A, Vcc=20V): 0.2us; (6)storage time(IC=2A, IB1=0.2A, IB2=-0.2A, Vcc=20V): 0.5us;(7)fall time(IC=2A, IB1=0.2A, IB2=-0.2A, Vcc=20V):0.1us.