Rainbow-electronics MAX2130 Manual do Utilizador descarregar pdf (Página 4)

MAX2130

Broadband, Two-Output, Low-Noise

Amplifier for TV Tuner Applications

4 _______________________________________________________________________________________

Typical Operating Characteristics (continued)

(MAX2130 EV kit, V

= +5V, R

BIAS

= 15kΩ ±1%, T

= +25°C, unless otherwise noted.)

0 400200 600 800 1000

GAIN vs. FREQUENCY

BIAS

= 15kΩ

MAX2130 toc04

FREQUENCY (MHz)

GAIN (dB)

LNA

LOOP-OUT AMPLIFIER

= -40°C

= +25°C

= +85°C

= -40°C

= +85°C

= +25°C

0 400200 600 800 1000

GAIN vs. FREQUENCY

BIAS

= 25kΩ

MAX2130 toc05

FREQUENCY (MHz)

GAIN (dB)

LOOP-OUT AMPLIFIER

LNA

0 400200 600 800 1000

LNA NOISE FIGURE vs. FREQUENCY

MAX2130 toc06

FREQUENCY (MHz)

NOISE FIGURE (dB)

= +85°C

= +25°C

= -40°C

0 400200 600 800 1000

LOOP-OUT AMPLIFIER

NOISE FIGURE vs. FREQUENCY

MAX2130 toc07

FREQUENCY (MHz)

NOISE FIGURE (dB)

= +25°C

= -40°C

= +85°C

1.5

1.0

0.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

10.0 15.012.5 17.5 20.0 22.5 25.0

NOISE FIGURE vs. R

BIAS

MAX2130 toc08

BIAS

(kΩ)

NOISE FIGURE (dB)

LNA

LOOP-OUT AMPLIFIER

-5

-2

-3

-4

-1

-40 10-15 35 60 85

INPUT P1dB vs. TEMPERATURE

MAX2130 toc09

TEMPERATURE (°C)

INPUT P1dB (dBm)

LNA

LOOP-OUT AMPLIFIER

-5

-3

-4

-1

-2

10.0 15.012.5 17.5 20.0 22.5 25.0

INPUT P1dB vs. R

BIAS

MAX2130 toc10

BIAS

(kΩ)

INPUT P1dB (dBm)

LNA

LOOP-OUT AMPLIFIER

-40 10-15 35 60 85

INPUT IP2 vs. TEMPERATURE

MAX2130 toc11

TEMPERATURE (°C)

INPUT IP2 (dBm)

LNA

LOOP-OUT AMPLIFIER

10 15 20 25

MAX2130 toc12

BIAS

(kΩ)

INPUT IP2 (dBm)

LNA

INPUT IP2 vs. R

BIAS

100MHz

600MHz

800MHz

1 2 3 4 5 6 7 8

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