ST 2SC4672U NPN Silicon Epitaxial Planar Transistor Low Frequency Transistor Absolute Maximum Ratings (Ta = 25) Parameter Symbol Value UnitCollector Base Voltage VCBO 60 VCollector Emitter Voltage VCEO 50 VEmitter Base Voltage VEBO 6 VCollector Current - DC IC 3 A Collector Current - Pulse 1) ICP 6 A 0.5 Ptot W Total Power Dissipation2 2) Junction Temperature TJ

ST 2SC4073U NPN Silicon Epitaxial Planar Transistor General purpose amplifier and high voltage application Absolute Maximum Ratings (Ta = 25) Parameter Symbol Value Unit Collector Base Voltage VCBO 120 V Collector Emitter Voltage VCEO 120 V Emitter Base Voltage VEBO 6 V Collector Current IC 1 A Peak Collector Current (Single pulse, tp = 300 s) ICP 2 A0.5 Ptot W T

ST 2SC4379U NPN Silicon Epitaxial Planar Transistor for power amplification applications Absolute Maximum Ratings (Ta = 25) Parameter Symbol Value UnitCollector Base Voltage VCBO 50 VCollector Emitter Voltage VCEO 50 VEmitter Base Voltage VEBO 5 VCollector Current IC 2 ABase Current IB 0.4 A0.5 Ptot W Total Power Dissipation1 1) Junction Temperature Tj 150

ST 2SC4378U NPN Silicon Epitaxial Planar Transistor Absolute Maximum Ratings (Ta = 25) Parameter Symbol Value UnitCollector Base Voltage VCBO 80 VCollector Emitter Voltage VCEO 60 VEmitter Base Voltage VEBO 5 VCollector Current IC 1 APeak Collector Current ICP 2 A0.5 Ptot W Total Power Dissipation1 1) Junction Temperature Tj 150 Storage Temperature Range Tstg

ST 2SC4541U NPN Silicon Epitaxial Planar Transistor for power switching and power amplifier applications Absolute Maximum Ratings (Ta = 25) Parameter Symbol Value Unit Collector Base Voltage VCBO 80 V Collector Emitter Voltage VCEO 50 V Emitter Base Voltage VEBO 6 V Collector Current IC 3 A Current IB 0.6 ABase0.5 Ptot W Total Power Dissipation1 1) Junction Te

ST 2SC4375U NPN Silicon Epitaxial Planar Transistor High current application Absolute Maximum Ratings (Ta = 25) Parameter Symbol Value UnitCollector Base Voltage VCBO 30 VCollector Emitter Voltage VCEO 30 VEmitter Base Voltage VEBO 5 VCollector Current IC 1.5 A0.5 Ptot W Total Power Dissipation11) Junction Temperature TJ 150 Storage Temperature Range TStg -