View 2sc5275 datasheet:

Ordering number:EN5185 NPN Epitaxial Planar Silicon Transistor 2SC5275 UHF to S Band Low-Noise Amplifier, OSC Applications Features Package Dimensions · Low noise : NF=0.9dB typ (f=1GHz). unit:mm : NF=1.4dB typ (f=1.5GHz). 2018B 2 · High gain : ? S21e? =10dB typ (f=1.5GHz). [2SC5275] · High cutoff frequency : fT=11GHz typ. 0.4 · Low-voltage, low-current operation 0.16 3 (VCE=1V, IC=1mA) : fT=7GHz type. 0 to 0.1 2 : ? S21e? =5.5dB typ (f=1.5GHz). 1 0.95 2 0.95 1.9 2.9 1 : Base 2 : Emitter 3 : Collector SANYO : CP Specifications Absolute Maximum Ratings at Ta = 25?C Parameter Symbol Conditions Ratings Unit Collector-to-Base Voltage VCBO 20 V Collector-to-Emitter Voltage VCEO 10 V Emitter-to-Base Voltage VEBO 1.5 V Collector Current IC 30 mA Collector