Transistor
2SA1254
Silicon PNP epitaxial planer type
For high-frequency amplification
Complementary to 2SC2206
Unit: mm
6.9±0.1
2.5±0.1
1.5
1.5 R0.9
1.0
Features
High transition frequency fT.
■
R0.9
●
●
Low collector to emitter saturation voltage VCE(sat)
.
●
M type package allowing easy automatic and manual insertion as
well as stand-alone fixing to the printed circuit board.
R0.7
0.85
Absolute Maximum Ratings (Ta=25˚C)
■
0.55±0.1
0.45±0.05
Parameter
Symbol
VCBO
VCEO
VEBO
ICP
Ratings
–30
Unit
V
Collector to base voltage
Collector to emitter voltage
Emitter to base voltage
Peak collector current
Collector current
3
2
1
–20
V
–5
V
2.5
2.5
–60
mA
mA
mW
˚C
IC
–30
1:Base
2:Collector
3:Emitter
EIAJ:SC–71
M Type Mold Package
Collector power dissipation
Junction temperature
Storage temperature
PC
400
Tj
150
Tstg
–55 ~ +150
˚C
Electrical Characteristics (Ta=25˚C)
■
Parameter
Symbol
ICBO
ICEO
IEBO
Conditions
min
typ
max
– 0.1
–100
–10
Unit
µA
VCB = –10V, IE = 0
Collector cutoff current
VCE = –20V, IB = 0
VEB = –5V, IC = 0
µA
Emitter cutoff current
µA
*
Forward current transfer ratio
Transition frequency
hFE
V
CE = –10V, IC = –1mA
70
220
fT
VCB = –10V, IE = 1mA, f = 200MHz
IC = –10mA, IB = –1mA
150
300
– 0.1
– 0.7
2.8
MHz
V
Collector to emitter saturation voltage VCE(sat)
Base to emitter voltage
Noise figure
VBE
NF
Zrb
VCE = –10V, IC = –1mA
V
VCB = –10V, IE = 1mA, f = 5MHz
VCB = –10V, IE = 1mA, f = 2MHz
VCE = –10V, IC = –1mA, f = 10.7MHz
4.0
50
dB
Ω
Reverse transfer impedance
22
Common emitter reverse transfer capacitance Cre
1.2
2.0
pF
*hFE Rank classification
Rank
hFE
B
C
70 ~ 140
110 ~ 220
1