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

August 2010

ASX403

400-3000 MHz MMIC Amplifier

1) OIP3 is measured with two tones at an output power of +10 dBm/tone se-

parated by 1 MHz.

Board Layout (FR4, 40x40 mm

Schematic

S-parameters & K-factor

APPLICATION CIRCUIT

900 MHz

+3.3 V

Frequency (MHz)

900

Magnitude S21 (dB)

16.5

Magnitude S11 (dB)

-15

Magnitude S22 (dB)

-6

Output P1dB (dBm)

30

Output IP3

38

Noise Figure (dB)

4.7

Device Voltage (V)

3.3

Current (mA)

620

600

700

800

900

1000

1100

1200

0

5

10

15

20

25

Frequency (MHz)

600

700

800

900

1000

1100

1200

-25

-20

-15

-10

-5

0

Frequency (MHz)

600

700

800

900

1000

1100

1200

-20

-15

-10

-5

0

Frequency (MHz)

0

500

1000

1500

2000

2500

3000

3500

0

1

2

3

4

5

Frequency (MHz)

C1=100 pF

Vs=3.3 V

RF IN

RF OUT

C6=100 pF

ASX403

L1=68 nH

(Coil Inductor)

C2=100 pF

C7=1 mF

C3=9 pF

C4=8 pF

R1=18 W

L2=1.8 nH

L3=1.2 nH

R2=3.9 kW

C5=1.2 pF

VCTL=3.3 V

Hi: ON

Low: OFF (Power Save)