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ASB Inc.

 sales@asb.co.kr  Tel: +82-42-528-7225

January 2014

AWB688

DC ~ 1500 MHz Wideband MMIC Amplifier

Vs=12 V

RF IN

RF OUT

C5=100 pF

AWB688

C6=10 F

C3=2.7 pF

R2=270

L1=4.7 H

(LQH31CN1R0M03)

C1=1 F

R1

=680

C4

=1 F

C2=1 F

L2=5.6 nH

0

100

200

300

400

500

600

700

800

900

1000

0

5

10

15

20

25

30

Frequency (MHz)

0

100

200

300

400

500

600

700

800

900

1000

-30

-25

-20

-15

-10

-5

0

Frequency (MHz)

0

100

200

300

400

500

600

700

800

900

1000

-30

-25

-20

-15

-10

-5

0

Frequency (MHz)

0

500

1000

1500

2000

2500

3000

3500

0

1

2

3

4

5

Frequency [MHz]

1) OIP3 is measured with two tones at an output power of +15 dBm/tone separate-

ed by 1 MHz.

Schematic

S-parameters & K-factor

APPLICATION CIRCUIT

Wide Band

30 ~ 860 MHz

+12 V

Frequency (MHz)

30

50

500

860

Magnitude S21 (dB)

22.5

22.5

22.0

22.6

Magnitude S11 (dB)

-14

-13

-17

-10

Magnitude S22 (dB)

-12

-12

-20.3

-11

Output P1dB (dBm)

30.0

31.0

31.5

30.5

47

46

43

43

Noise Figure (dB)

1.6

1.6

1.9

2.0

Device Voltage (V)

+12

+12

+12

+12

Current (mA)

291

291

291

291