This part is a kind of semiconductor called C4064.

Function of this product has 2SC4064.

Manufacturers : Sanken electric

Image and pinout :

Some of the text within the PDF file :

2SC4064LOW VCE (sat) Silicon NPN Epitaxial Planar Transistor (Complement to type 2SA1567) sAbsolute maximum ratings (Ta=25°C) Symbol 2SC4064 Unit VCBO 50 V VCEO 50 V VEBO 6 V IC 12 A IB 3 A PC 35(Tc=25°C) W Tj 150 °C Tstg –55 to +150 °C sElectrical Characteristics Symbol ICBO IEBO V(BR)CEO hFE VCE(sat) fT COB Conditions VCB=50V VEB=6V IC=25mA VCE=1V, IC=6A IC=6A, IB=0.3A VCE=12V, IE=–0.5A VCB=12V, f=1MHz sTypical Switching Characteristics (Common Emitter) VCC RL (V) (Ω) IC VBB1 VBB2 IB1 (A) (V) (V) (A) 24 4 6 10 –5 0.12 IB2 (A) –0.12 ton (µs) 0.6typ Application : DC Motor Driver and General Purpose (Ta=25°C) 2SC4064 100max 10max 50min 50min 0.35max 40typ 180typ Unit µA µA V V MHz pF tstg (µs) 1.4typ tf (µs) 0.4typ External Dimensi [ ... ]

C4064 PDF Datasheet Download