View 2sc3772 datasheet:

Ordering number:EN1945B NPN Epitaxial Planar Silicon Transistor 2SC3772 UHF Oscillator, Mixer, Low-Noise Amplifier, Wide-Band Amplifier Applications Applications Package Dimensions · UHF frequency converters, local oscillators, low- unit:mm noise amplifiers, wide-band amplifiers. 2018A [2SC3772] Features · Small noise figure : NF=2.5dB typ (f=0.9GHz). · High power gain : MAG=12dB typ (f=0.9GHz). · High cutoff frequency : fT=3.0GHz typ. C : Collector B : Base E : Emitter SANYO : CP Specifications Absolute Maximum Ratings at Ta = 25?C Parameter Symbol Conditions Ratings Unit Collector-to-Base Voltage VCBO 25 V Collector-to-Emitter Voltage VCEO 16 V Emitter-to-Base Voltage VEBO 3 V Collector Current IC 70 mA Base Current IB 20 mA Collector Dissipation PC 250 mW Ju