Datasheet > 2SC5661

2SC5661

更新时间： 2022-12-12 19:47:11

品牌	Logo	应用领域
罗姆 - ROHM		晶体放大器晶体管
页数	文件大小	规格书
2页	72K
描述
High-Frequency Amplifier Transistor (18V, 50mA, 1.5GHz)

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2SC5661 数据手册

2SC5661 / 2SC4725 / 2SC4082 / 2SC3837K

Transistors

High-Frequency Amplifier Transistor

(18V, 50mA, 1.5GHz)

2SC5661 / 2SC4725 / 2SC4082 / 2SC3837K

!External dimensions (Units : mm)

!Features

1) High transition frequency. (Typ. f^T= 1.5GHz)

2) Small rbb’⋅Ccand high gain. (Typ. 6ps)

3) Small NF.

2SC5661

1.2

0.2 0.8 0.2

( )

(3)

( )

(1) Base

0.15Max.

(2) Emitter

(3) Collector

ROHM : VMT3

2SC4725

! Absolute maximum ratings (Ta=25°C)

Parameter

Symbol

Limits

Unit

Collector-base voltage

CBO

CEO

EBO

( )

Collector-emitter voltage

Emitter-base voltage

Collector current

( )

0.8

1.6

2SC5661, 2SC4725

2SC4082, 2SC3837K

0.15

0.2

Collector power

dissipation

Junction temperature

Storage temperature

150

°C

(1) Emitter

(2) Base

(3) Collector

Tstg

−55~+150

ROHM : EMT3

EIAJ : SC-75A

0.1Min.

2SC4082

!Packaging specifications and hFE

Type

2SC4725

EMT3

2SC4082

UMT3

2SC3837K

SMT3

2SC5661

VMT3

1.25

2.1

Package

hFE

(1) Emitter

(2) Base

(3) Collector

∗

Marking

Code

T106

T146

T2L

Basic ordering unit

(pieces)

ROHM : UMT3

EIAJ : SC-70

8000

3000

0.1to0.4

Each lead has same dimensions

∗ Denotes hFE

2SC3837K

1.6

2.8

(1) Emitter

(2) Base

(3) Collector

ROHM : SMT3

EIAJ : SC-59

0.3to0.6

Each lead has same dimensions

!Electrical characteristics (Ta=25°C)

Parameter

Symbol

Min.

Typ.

Max.

Unit

Conditions

Collector-base breakdown voltage

Collector-emitter breakdown voltage

Emitter-base breakdown voltage

Collector cutoff current

BV^CBO

BVCEO

BVEBO

−

10µA

1mA

10µA

CBO

EBO

CE(sat)

−

600

−

0.5

180

−

1.5

−

µA

10V

Emitter cutoff current

Collector-emitter saturation voltage

DC current transfer ratio

−

C/I

20mA/4mA

−

CE/I

= 10V/10mA

1500

0.9

MHz

10V , I

12V , I

10mA , f

0A , f 1MHz

10mA , f 31.8MHz

2mA , f 200MHz , Rg = 50Ω

= 200MHz

Transition frequency

Output capacitance

Collector-base time constant

Noise factor

Cob

rbb'·Cc

4.5

1/1

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