EL8103 Ver la hoja de datos (PDF) - Intersil

Número de pieza

componentes Descripción

Fabricante

EL8103

500MHz Rail-to-Rail Amplifiers

Intersil 

EL8102, EL8103

Simplified Schematic Diagram

I1

I2

R6

Q5

R3

R1

R2

IN+

Q1

Q2

IN-

VBIAS2

Q3

VS+

R7

Q6

VBIAS1

DIFFERENTIAL TO

SINGLE ENDED

DRIVE

GENERATOR

Q4

Typical Performance Curves

R4

R5

VS-

R8

Q7

OUT

Q8

R9

5

VS = 5V

AV = 1

3 RL = 1kΩ

CL = 5pF

1

VOP-P = 200mV

-1

VOP-P = 1V

-3

VOP-P = 2V

-5

100k

1M

10M

100M

1G

FREQUENCY (Hz)

FIGURE 1. FREQUENCY RESPONSE FOR VARIOUS OUTPUT

VOLTAGE LEVELS

5

3

RF = RG = 1kΩ RF = RG = 2kΩ

1

-1

RF = RG = 500Ω

VS = 5V

-3 AV = 2

RL = 1kΩ

CL = 5pF

-5

100k

1M

10M

100M

1G

FREQUENCY (Hz)

FIGURE 2. SMALL SIGNAL FREQUENCY RESPONSE

vs RF AND RG

4

VS = 5V

CL = 5pF

2 RL = 1kΩ

0

-2

AV = 5

AV = 2

AV = 1

-4

AV = 10

-6

100k

1M

10M

100M

1G

FREQUENCY (Hz)

FIGURE 3. SMALL SIGNAL FREQUENCY RESPONSE FOR

VARIOUS NON-INVERTING GAINS

4

VS = 5V

CL = 5pF

2 RL = 1kΩ

RF = 1kΩ

0

AV = -5

-2

AV = -1

-4

AV = -10

-6

100k

1M

10M

100M

1G

FREQUENCY (Hz)

FIGURE 4. SMALL SIGNAL FREQUENCY RESPONSE FOR

VARIOUS INVERTING GAINS

4

FN7104.7

August 10, 2007

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