UPA862TD NONLINEAR MODEL

UPA862TD

MODEL RANGE

Frequency:

0.1 to 3.0 GHz

Bias:

Date:

08/03

(1) Gummel-Poon Model

(2) AF and KF are 1/f noise parameters and are bias dependant.

The appropriate values for the 1/f noise parameters (AF and KF)

shall be chosen from the table below, according to the desired

current range.

Parameters

Q1

Q2

Parameters

Q1

Q2

NE685

NE851

NE685

NE851

IS

7.0e-16

137e-18

MJC

0.34

0.14

BF

109

166

XCJC

0.5

0.5

NF

1

0.9871

CJS

0

0

VAF

15

20.4

VJS

0.75

0.75

IKF

0.19

50

MJS

0

0

ISE

7.90e-13

80.4e-15

FC

0.1

0.55

NE

2.19

2.4

TF

2.0e-12

18e-12

BR

1

28.7

XTF

6

0.1

NR

1.08

0.9889

VTF

3

2

VAR

12.4

2.7

ITF

0.005

0.03

IKR

infinity

0.021

PTF

0

0

ISC

0

532e-18

TR

1.0e-9

1.0e-9

NC

2

1.28

EG

1.11

1.11

RE

1.3

0.45

XTB

0

0

RB

5

4

XTI

3

3

RBM

3

1

KF (2)

0

0

IRB

0.005

0

AF (2)

1

1

RC

10

1.7

CJE

0.4e-12

2.4e-12

VJE

0.81

0.87

MJE

0.5

0.34

CJC

0.18e-12

0.65e-12

VJC

0.75

0.52

KF

54.38e-12

997.6e-12

500.2e-12

AF

2.071

2.375

2.288

KF

4.547e-15

855e-12

1.73e-9

AF

1.4

2.551

2.626

For a better understanding on AF and KF parameters, please refer to AN1026.