Philips Semiconductors B.V.

Low cost DECT Power Amplifier

PH97005

RNR-T45-97-M-0931

MEASUREMENT RESULTS

Measurements under pulsed conditions, with a 10 ms period and a duty cycle of 1:8.

.

Gain and Efficiency vs. Pout

20

22

24

26

28

30

10

15

20

25

30

Pout (dBm)

G(

0

20

40

60

80

100

Eff (

Gp

Eff

Gain and Efficiency vs. frequency

25

26

27

1.86

1.89

1.92

freq (GHz)

Gp (

40

45

50

Eff

Gp

Eff

Figure 6a:

f = 1.89 GHz; Vs = 3.6 V; V

Figure 6b:

Vs = 3.6 V; P

Gain and Efficiency vs. supply voltag

25

26

27

3.2

3.4

3.6

3.8

4

4.2

Vs (V)

G(

40

45

50

Eff (

Gp

Eff

Gain and Efficiency vs. control voltag

-60

-40

-20

0

20

40

0

0.6

1.2

1.8

2.4

3

3.6

Vc (V)

Gp (

0

20

40

60

80

100

Eff (

Gp

Eff

Figure 6c:

f = 1.89 GHz; P

Figure 6d:

f = 1.89 GHz; Vs = 3.6 V; P

dBm.