Ordering number:EN2758
NPN Epitaxial Planar Silicon Transistor
2SC4405
UHF, Low-Noise, Wide-Band Amplifier Applications...
Ordering number:EN2758
NPN Epitaxial Planar Silicon
Transistor
2SC4405
UHF, Low-Noise, Wide-Band Amplifier Applications
Applications
· UHF, low-noise amplifiers, wide-band amplifiers.
Features
· High cutoff frequency : fT=5.0GHz typ · High power gain : MAG=14dB typ (f=0.9GHz) · Small noise figure : NF=1.5dB typ (f=0.9GHz) · Very small-sized package permitting 2SC4405-
applied sets to be made smaller and slimmer.
2.1 1.250
0.425
Package Dimensions
unit:mm 2059B
[2SC4405]
0.3
3
0.15
0.2
0~0.1
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 Reverse Transfer Capacitance
ICBO IEBO hFE
fT Cob Cre
VCB=12V, IE=0 VEB=2V, IC=0 VCE=10V, IC=20mA VCE=10V, IC=20mA VCB=10V, f=1MHz VCB=10V, f=1MHz
* : The 2SC4405 is classified by 20mA hFE as follows : 40 2 80 (Note) Marking : OY
hFE rank : 2, 3, 4 For CP package version, use the 2SC3775.
60 3 120 100 4 200
0.3 0.6 0.9
1 : Base 2 : Emitter 3 : Collector SANYO : MCP
Ratings 20 12 3
100 150 150 –55 to +150
Unit V V V mA
mW ˚C ˚C
Ratings min typ
40* 5.0 0.9 0.6
max 1.0 10
200*
1.5
Unit
µA µA
GHz pF pF...
