MRF21085LSR3 datasheet(6/12 Pages) MOTOROLA

Part #	MRF21085LSR3

Description	RF Power Field Effect Transistors

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Manufacturer	MOTOROLA [Motorola, Inc]

Direct Link	http://www.freescale.com

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MRF21085R3 MRF21085SR3 MRF21085LSR3

6

MOTOROLA RF DEVICE DATA

TYPICAL CHARACTERISTICS

−55

−50

−45

−40

−35

−30

−25

10

4

Figure 3. 2-Carrier W-CDMA ACPR, IM3, Power Gain and

Drain Efficiency versus Output Power

Figure 4. Intermodulation Distortion

Products versus Output Power

Pout, OUTPUT POWER (WATTS) PEP

Figure 5. Third Order Intermodulation

Distortion versus Output Power

Pout, OUTPUT POWER (WATTS Avg.) N−CDMA

f, FREQUENCY (MHz)

Figure 6. 2-Carrier W-CDMA Broadband

Performance

Figure 7. CW Performance

0

5

10

15

20

25

30

−55

−50

−45

−40

−35

−30

−25

110

30

VDD = 28 Vdc, IDQ = 1000 mA

f1 = 2135 MHz, f2 = 2145 MHz

3.84 MHz Channel Bandwidth

−45

−60

−50

−40

−30

−25

5

10

25

30

35

45

10

η

4

Pout, OUTPUT POWER (WATTS) PEP

VDD = 28 Vdc

IDQ = 1000 mA

f1 = 2135 MHz

f2 = 2145 MHz

1150 mA

1300 mA

1000 mA

IDQ = 700 mA

850 mA

12

14

16

18

20

22

24

−60

−50

−40

−30

−20

−10

0

2110

2130

2150

2190

VDD = 28 Vdc

Pout = 19 W (Avg.)

IDQ = 1000 mA

Gps

ACPR

η

IRL

Pout, OUTPUT POWER (WATTS)

11.5

12

12.5

13

13.5

14

14.5

0

10

20

30

40

50

60

10

100

2

130

VDD = 28 Vdc

IDQ = 1000 mA

f = 2140 MHz

Gps

η

IM3

Gps

ACPR

15

100

−65

7th Order

5th Order

3rd Order

100

VDD = 28 Vdc

f1 = 2135 MHz

f2 = 2145 MHz

2090

2170

IM3

40

34

35

36

37

38

−32

−31

−30

−29

−28

−27

24

25

26

27

28

29

VDD, DRAIN SUPPLY (V)

Figure 8. Two-Tone Intermodulation Distortion and

Drain Efficiency versus Drain Supply

η

IDQ = 1000 mA

f = 2140 MHz

10 MHz Tone Spacing

IMD

39

−26

Peak/Avg. = 8.3 dB @ 0.01% Probability (CCDF)

−55

−35

20

40

41

42

−25

−24

2−Carrier W−CDMA

10 MHz Carrier Spacing

3.84 MHz Channel Bandwidth

Peak/Avg. = 8.3 dB @ 0.01% Probability (CCDF)

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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MRF21085LSR3 Datasheet(PDF) 6 Page - Motorola, Inc

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