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ASB Inc.

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

February 2017

ASX403

400 ~ 3000 MHz MMIC Amplifier

1) OIP3 is measured with two tones at an output power of +8 dBm/tone sepa-

rated by 1 MHz.

Schematic

S-parameters & K-factor

APPLICATION CIRCUIT

WCDMA

2000 MHz

+3.3 V

Frequency (MHz)

2000

Magnitude S21 (dB)

11.0

Magnitude S11 (dB)

-20

Magnitude S22 (dB)

-9

Output P1dB (dBm)

29.5

38.5

Noise Figure (dB)

4.5

Device Voltage (V)

+3.3

Current (mA)

620

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=18 nH

(Coil Inductor)

C2=100 pF

C7=1

F

C3=0.75 pF

C5=3 pF

R1=3.9 k



C4=2.7

pF

0.5 mm

VCTL=3.3 V

Hi: ON

Low: OFF (Power Save)

1700

1800

1900

2000

2100

2200

2300

0

5

10

15

20

Frequency (MHz)

-40

25

85

1700

1800

1900

2000

2100

2200

2300

-30

-25

-20

-15

-10

-5

0

Frequency (MHz)

-40

25

85

1700

1800

1900

2000

2100

2200

2300

-20

-15

-10

-5

0

Frequency (MHz)

-40

25

85