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ASB Inc. · sales@asb.co.kr · Tel: +82-42-528-7223

February 2010

ASW103

5-4000 MHz MMIC Amplifier

1) OIP3 is measured with two tones at an output power of +0 dBm/tone se-

parated by 1 MHz.

Board Layout (FR4, 40x40 mm

Schematic

S-parameters & K-factor

APPLICATION CIRCUIT

IF

5 ~ 450 MHz

+3.4 V

Frequency (MHz)

70

150

Magnitude S21 (dB)

25

24

Magnitude S11 (dB)

-14

-14

Magnitude S22 (dB)

-15

-15

Output P1dB (dBm)

17.5

18

Output IP3

30

31.5

Noise Figure (dB)

4.1

4.3

Device Voltage (V)

3.4

Current (mA)

50

C1=1000 pF

L1=680 nH

RF IN

RF OUT

ASW103

C3=100 pF

C4=1 mF

D1=5.6V

Zener Diode

Vcc=3.4 V

R1=2.7 kW

C2=1000 pF

0

100

200

300

400

500

0

5

10

15

20

25

30

Frequency (MHz)

0

100

200

300

400

500

-20

-15

-10

-5

0

Frequency (MHz)

0

100

200

300

400

500

-25

-20

-15

-10

-5

0

Frequency (MHz)

0

500

1000

1500

2000

2500

3000

3500

0

1

2

3

4

5

Frequency (MHz)