MAX2247 datasheet(4/10 Pages) MAXIM

Part #	MAX2247

Description	2.4GHz SiGe Linear Power Amplifier

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Manufacturer	MAXIM [Maxim Integrated Products]

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2.4GHz SiGe Linear Power Amplifier

4

_______________________________________________________________________________________

Typical Operating Characteristics

(VCC_ = 3V, fRF = 2.45GHz, with MAX2247 EV kit optimized for POUT = +23dBm. TA = +25°C, unless otherwise noted.)

OUTPUT POWER, SUPPLY CURRENT

vs. SUPPLY VOLTAGE

MAX2247 toc01

SUPPLY VOLTAGE (V)

3.0

3.3

3.6

3.9

22

20

18

16

28

26

24

30

550

250

300

350

400

450

500

2.7

4.2

INPUT POWER ADJUSTED TO

KEEP ADJ/ALT CPR = -30dBc/-50dBc

TA = -40

°C

TA = +25

°C

TA = +85

°C

POUT

ICC

OUTPUT POWER, SUPPLY CURRENT

vs. SUPPLY VOLTAGE

MAX2247 toc02

SUPPLY VOLTAGE (V)

3.0

3.3

3.6

3.9

22

20

18

16

28

26

24

14

550

250

300

350

400

450

500

2.7

4.2

TA = -40

°C

TA = +25

°C

TA = +85

°C

POUT

INPUT POWER ADJUSTED TO

KEEP ADJ/ALT CPR = -32dBc/-55dBc

ICC

GAIN vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

3.9

3.6

3.3

3.0

26

27

28

29

30

31

32

33

34

35

25

2.7

4.2

POUT = +23dBm

TA = -40

°C

TA = +25

°C

TA = +85

°C

SUPPLY CURRENT

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

3.9

3.6

3.3

3.0

260

270

280

290

300

310

320

330

340

350

250

2.7

4.2

POUT = +23dBm

TA = -40

°C

TA = +25

°C

TA = +85

°C

ADJ CPR

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

3.9

3.6

3.3

3.0

-38

-36

-34

-32

-30

-28

-26

-24

-40

2.7

4.2

POUT = +23dBm

TA = -40

°C

TA = +25

°C

TA = +85

°C

ALT CPR

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

3.9

3.6

3.3

3.0

-64

-62

-60

-58

-56

-54

-52

-50

-48

-46

-66

2.7

4.2

POUT = +23dBm

TA = -40

°C

TA = +25

°C

TA = +85

°C

OUTPUT POWER vs. INPUT POWER

PIN (dBm)

0

-5

-15

-10

5

10

15

20

25

30

35

40

0

-20

5

VCC = +4.2V

VCC = +3.3V

VCC = +3.0V

SUPPLY CURRENT vs. OUTPUT POWER

POUT (dBm)

22

20

18

16

14

12

50

100

150

200

250

300

0

10

BIAS CURRENT ADJUSTED

TO KEEP ADJ/ALT CPR =

-32dBc/-55dBc

ADJ/ALT CPR vs. OUTPUT POWER

POUT (dBm)

22

20

14

16

18

12

-65

-60

-55

-50

-45

-40

-35

-30

-25

-20

-70

10

24

ADJ CPR

ALT CPR

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