Specifications and information are subject to change without notice

WJ Communications, Inc

 Phone 1-800-WJ1-4401  FAX: 408-577-6621  e-mail: sales@wj.com  Web site: www.wj.com

Page 2 of 4

January 2008

WJA1001

+5V Active-Bias InGaP HBT Gain Block

Typical Evaluation Board RF Performance

Gainvs. Frequency

0

5

10

15

20

25

0

1000

2000

3000

Frequency(MHz)

-40C

+25C

+85C

Return Loss vs. Frequency

-35

-30

-25

-20

-15

-10

-5

0

0

1000

2000

3000

Frequency(MHz)

S11

S22

NFvs. Frequency

0

2

4

6

8

10

0

1000

2000

3000

Frequency (MHz)

-40C

+25C

+85C

OIP3 vs. Output Power

Frequency= 900MHz, T =25C

25

30

35

40

45

0

2

4

6

8

10

12

Output Power per tone(dBm)

OIP3 vs. Frequency

Pout = 8dBm/tone

25

30

35

40

45

0

1000

2000

3000

Frequency(MHz)

-40C

+25C

+85C

OIP3 vs. Vcc

Frequency= 900MHz, T= 25C

25

30

35

40

45

4.7

4.8

4.9

5

5.1

5.2

SupplyVoltage(V)

P1dBvs. Frequency

12

14

16

18

20

22

0

1000

2000

3000

Frequency(MHz)

-40C

+25C

+85C

P1dBvs. Vcc

Frequency= 900MHz, T= 25C

12

14

16

18

20

22

4.7

4.8

4.9

5

5.1

5.2

SupplyVoltage (V)

Icc vs. Vcc

Frequency= 900MHz, T= 25C

60

70

80

90

100

110

120

4.7

4.8

4.9

5

5.1

5.2

SupplyVoltage(V)