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5 - 105

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LNA Broadband Gain & Return Loss

LNA Gain vs. Temperature

LNA Noise Figure vs. Temperature

-40

-35

-30

-25

-20

-15

-10

-5

0

5

10

15

20

0.25

0.5

0.75

1

1.25

1.5

1.75

2

S21

S11

S22

FREQUENCY (GHz)

10

11

12

13

14

15

16

17

18

19

20

0.7

0.75

0.8

0.85

0.9

0.95

1

+25 C

+85 C

-40 C

FREQUENCY (GHz)

0.5

0.6

0.7

0.8

0.9

1

1.1

1.2

1.3

1.4

1.5

0.7

0.75

0.8

0.85

0.9

0.95

1

+25 C

+85 C

-40 C

FREQUENCY (GHz)

LNA – Gain, Noise Figure &

Power vs. Supply Voltage @ 850 MHz

12

13

14

15

16

17

18

19

20

21

22

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

1.1

1.2

4.5

4.75

5

5.25

5.5

Gain

P1dB

Noise Figure

Vdd (Vdc)

LNA Gain vs. Vdd

LNA Noise Figure vs. Vdd

10

11

12

13

14

15

16

17

18

19

20

0.7

0.75

0.8

0.85

0.9

0.95

1

+4.5 V

+5.0 V

+5.5 V

FREQUENCY (GHz)

0.5

0.6

0.7

0.8

0.9

1

1.1

1.2

1.3

1.4

1.5

0.7

0.75

0.8

0.85

0.9

0.95

1

+4.5 V

+5.0 V

+5.5 V

FREQUENCY (GHz)

GaAs PHEMT MMIC LOW NOISE

AMPLIFIER w/ BYPASS MODE, 700 - 1000 MHz

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