2SC4861

Ordering number:EN4581 NPN Epitaxial Planar Silicon Transistor 2SC4861 UHF Converter, Local Oscillator Applications Features · High cutoff frequency : fT=6.5GHz typ. · High gain : S21e2=11.5dB typ (f=1GHz). · Small Cob : NF=0.65pF typ. Package Dimensions unit:mm 2018B [2SC4861] 0.4 3 0.16 0~0.1 0.5 1.5 0.5 2.5 1 0.95 0.95 2 1.9 2.9 Specifications Absolute Maximum Ratings at Ta = 25˚C Parameter Symbol Collector-to-Base Voltage Collector-to-Emitter Voltage Emitter-to-Base Voltage Collector Current Collector Dissipation Junction Temperature Storage Temperature VCBO VCEO VEBO IC PC Tj Tstg Electrical Characteristics at Ta = 25˚C Conditions Parameter Symbol Conditions Collector Cutoff Current Emitter Cutoff Current DC Current Gain Gain-Bandwidth Product Output Capacitance Forward Transfer Gain Noise Figure ICBO IEBO hFE fT Cob | S21e |2 NF VCB=10V, IE=0 VEB=1V, IC=0 VCE=5V, IC=5mA VCE=5V, IC=5mA VCB=10V, f=1MHz VCE=5V, IC=5mA, f=1GHz VCE=5V, IC=5mA, f=1GHz * : The 2SC4861 is classified by 5mA hFE as follows : Marking : EN hFE rank : 3, 4, 5 60 3 120 90 4 180 135 5 270 0.8 1.1 1 : Base 2 : Emitter 3 : Collector SANYO : CP Ratings 20 10 2 30 200 150 –55 to +150 Unit V V V mA mW ˚C ˚C Ratings min typ 60* 6.5 0.65 8 11.5 2.2 max 1.0 10 270* 1.1 4.0 Unit µA µA GHz pF dB dB Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-su...