2SC5661 / 2SC4725 / 2SC4082 / 2SC3837K
Transistors
High-Frequency Amplifier
Transistor (18V, 50mA, 1.
5GHz)
2SC5661 / 2SC4725 / 2SC4082 / 2SC3837K
!Features 1) High transition frequency.
(Typ.
fT = 1.
5GHz) 2) Small rbb’⋅Cc and high gain.
(Typ.
6ps) 3) Small NF.
!External dimensions (Units : mm)
2SC5661
0.
2 1.
2 0.
8
(2) (3) (1)
0.
2
1.
2 0.
32
0.
4 0.
4
0.
5
0.
22
0.
8
0.
15Max.
! Absolute maximum ratings (Ta=25°C)
Parameter Collector-base voltage Collector-emitter voltage Emitter-base voltage Collector current 2SC5661, 2SC4725 Collector power dissipation 2SC4082, 2SC3837K Junction temperature Storage temperature Symbol VCBO VCEO VEBO IC PC Tj Tstg Limits 30 18 3 50 0.
15 0.
2 150 −55~+150 Unit V...