C4871

Ordering number:EN4857 NPN Epitaxial Planar Silicon Transistor 2SC4871 UHF to S Band Low-Noise Amplifier, OSC Applications Features · High cutoff frequency : fT=10GHz typ. · High gain : S21e2=13dB typ (f=1GHz). · Low noise : NF=1.3dB typ (f=1GHz). · Small Cob : Cob=0.4pF typ. 0.425 Package Dimensions unit:mm 2059B [2SC4871] 0.3 3 0.15 0.2 0 to 0.1 2.1 1.250 0.425 12 0.65 0.65 2.0 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=4mA VCE=5V, IC=4mA VCB=10V, f=1MHz VCE=5V, IC=7mA, f=1GHz VCE=5V, IC=4mA, f=1GHz * : The 2SC4871 is classified by 4mA hFE as follows : Marking : HN hFE rank : 3, 4, 5 60 3 120 90 4 180 135 5 270 0.3 0.6 0.9 1 : Base 2 : Emitter 3 : Collector SANYO : MCP Ratings 16 8 1.5 20 100 150 –55 to +150 Unit V V V mA mW ˚C ˚C Ratings min typ 60* 10 0.4 10 13 1.3 max 1.0 10 270* 0.7 2.8 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 ex...