Ordering number:EN4581
NPN Epitaxial Planar Silicon Transistor
2SC4861
UHF Converter, Local Oscillator Applications
Fe...
Ordering number:EN4581
NPN Epitaxial Planar Silicon
Transistor
2SC4861
UHF Converter, Local Oscillator Applications
Features
· High cutoff frequency : fT=6.5GHz typ. · High gain : S21e2=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...