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RF3931

DS120406

7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical

support, contact RFMD at (+1) 336-678-5570 or customerservice@rfmd.com.

Typical Performance in standard 900MHz fixed tuned test fixture

(CW, T = 25°C, unless noted)

-10

-9

-8

-7

-6

-5

-4

-3

-2

-1

0

12

13

14

15

16

17

18

19

20

21

22

880

890

900

910

920

Frequency (MHz)

Small Signal Performance vs. Frequency, Pout = 30dBm

(Vd = 48V, Idq = 130mA)

Gain

IRL

Fixed tuned test circuit

-10

-9

-8

-7

-6

-5

-4

-3

-2

-1

0

12

13

14

15

16

17

18

19

20

21

22

880

890

900

910

920

Frequency (MHz)

Gain/IRL vs. Frequency, Pout = 47dBm

(CW, Vd = 48V, Idq = 130mA)

Gain

IRL

Fixed tuned test circuit

60

62

64

66

68

70

880

890

900

910

920

Frequency (MHz)

Drain Efficiency vs. Frequency, Pout = 47dBm

(CW, Vd = 48V, Idq = 130mA)

Eff

Fixed tuned test circuit

0

10

20

30

40

50

60

70

14

15

16

17

18

19

20

21

22

29

31

33

35

37

39

41

43

45

47

Pout, Output Power (dBm)

Gain/ Efficiency vs. Pout, f = 900MHz

(CW, Vd = 48V, Idq = 130mA)

Gain

Drain Eff