2SA1245
2SA1245 is Silicon PNP Epitaxial Planar Transistor manufactured by Toshiba.
TOSHIBA Transistor Silicon PNP Epitaxial Planar Type
High Frequency Amplifier and Switching Applications VHF~UHF Band Low Noise Amplifier Applications
Unit: mm
Maximum Ratings (Ta = 25°C)
Characteristics
Collector-base voltage Collector-emitter voltage Emitter-base voltage Collector current Base current Collector power dissipation Junction temperature Storage temperature range
Symbol
VCBO VCEO VEBO
IC IB PC Tj Tstg
Rating
-15 -8 -2 -30 -15 150 125 -55~125
Unit
V V V m A m A m W °C °C
Microwave Characteristics (Ta = 25°C)
JEDEC
―
JEITA
SC-59
TOSHIBA
2-3F1A
Weight: 0.012 g (typ.)
Characteristics Transition frequency Insertion gain
Noise figure
Symbol
Test Condition
Min Typ. Max Unit f T VCE = -5 V, IC = -10 m A
¾ 4 ¾ GHz
ïS21eï2 (1) VCE = -5 V, IC = -10 m A, f = 500 MHz
¾
¾ d B
ïS21eï2 (2) VCE = -5 V, IC = -10 m A, f = 1 GHz
¾ 9.5 ¾
NF (1) NF (2)
VCE = -5 V, IC = -3 m A, f = 500 MHz VCE = -5 V, IC = -3 m A, f = 1 GHz
¾ 2.5 ¾ ¾ 3.0 ¾ d B
Electrical Characteristics (Ta = 25°C)
Characteristics
Symbol
Test...