2007-05-29

BFP640

4

SPICE Parameter (Gummel-Poon Model, Berkley-SPICE 2G.6 Syntax):

Transistor Chip Data:

IS =

0.22

fA

VAF =

1000

V

NE =

2-

VAR =

2V

NC =

1.8

-

RBM =

2.707

Ω

CJE =

227.6

fF

TF =

1.8

ps

ITF =

0.4

A

VJC =

0.6

V

TR =

0.2

ns

MJS =

0.27

-

XTI =

3-

AF =

2

-

TITF1

-0.0065

-

BF =

450

-

IKF =

0.15

A

BR =

55

-

IKR =

3.8

mA

RB =

3.129

Ω

RE =

0.6

-

VJE =

0.8

V

XTF =

10

-

PTF =

0

deg

MJC =

0.5

-

CJS =

93.4

fF

XTB =

-1.42

-

FC =

0.8

KF =

7.291E-11

TITF2

1.0E-5

NF =

1.025

-

ISE =

21

fA

NR =

1-

ISC =

400

fA

IRB =

1.522

mA

RC =

3.061

Ω

MJE =

0.3

-

VTF =

1.5

V

CJC =

67.43

fF

XCJC =

1-

VJS =

0.6

V

EG =

1.078

eV

TNOM

298

K

All parameters are ready to use, no scalling is necessary.

Package Equivalent Circuit:

LBC =

120

pH

LCC =

120

pH

LEC =

20

pH

LBB =

696.2

pH

LCB =

682.4

pH

LEB =

230.6

pH

CBEC =

98.4

fF

CBCC =

55.9

fF

CES =

180

fF

CBS =

79

fF

CCS =

75

fF

CCEO =

131.2

fF

CBEO =

102.5

fF

CCEI =

112.6

fF

CBEI =

180.4

fF

RBS =

1200

Ω

RCS =

1200

Ω

RES =

300

Ω

B

C

E

CCEO

CBEO

CCEI

CBE

I

CBEC

CBCC

S

C

B

E

BFP640_Chip

LBC

LCC

LEC

CBS

RCS

RES

LBB

LCB

LEB

Itf = 400* ( 1 - 6.5e-3 * (T-25) + 1.0e-5 * (T-25)^2 )

T = 25°C

RBS

CCS

CES

Valid up to 6GHz

For examples and ready to use parameters

please contact your local Infineon Technologies

distributor or sales office to obtain a Infineon

Technologies CD-ROM or see Internet:

http://www.infineon.com