1

Transistor

2SC3937

Silicon NPN epitaxial planer type

For UHF band low-noise amplification

q

Low noise figure NF.

q

High gain.

q

q

S-Mini type package, allowing downsizing of the equipment and

automatic insertion through the tape packing and the magazine

packing.

Unit: mm

Parameter

Collector to base voltage

Collector to emitter voltage

Emitter to base voltage

Collector current

Collector power dissipation

Junction temperature

Storage temperature

1:Base

2:Emitter

EIAJ:SC–70

3:Collector

S–Mini Type Package

2.1

±0.1

1.25

±0.1

0.425

0.425

1

3

2

0.2

±0.1

Symbol

Ratings

15

10

2

80

150

150

–55 ~ +150

Unit

V

V

V

mA

mW

˚C

˚C

Parameter

Collector cutoff current

Emitter cutoff current

Forward current transfer ratio

Transition frequency

Collector output capacitance

Noise figure

Maximum unilateral power gain

Foward transfer gain

Symbol

NF

GUM

2

Conditions

min

50

80

typ

150

6

0.7

1

14

13

max

1

1

300

280

1.2

1.7

Unit

µA

µA

GHz

pF

dB

dB

dB

Marking symbol :

2W