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ASB Inc.

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

April 2012

ASW338

5-4000 MHz MMIC Amplifier

1) OIP3 is measured with two tones at an output power of +11 dBm/tone

separated by 1 MHz.

Board Layout (FR4, 40x40 mm

Schematic

S-parameters & K-factor

APPLICATION CIRCUIT

Frequency (MHz)

698~787

Magnitude S21 (dB)

17.5

Magnitude S11 (dB)

-17

Magnitude S22 (dB)

-18

Output P1dB (dBm)

26

Output IP3

44

Noise Figure (dB)

1.7

Device Voltage (V)

8

Current (mA)

120

RF IN

RF OUT

ASW338

Vcc=8 V

C1=100 pF

C4=68 pF

C5=1

mF

C3=100 pF

L1=33 nH

C2=1.8 pF

L2=10 nH

400

500

600

700

800

900

1000

0

5

10

15

20

25

Frequency (MHz)

400

500

600

700

800

900

1000

-25

-20

-15

-10

-5

0

Frequency (MHz)

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)

LTE

698 ~ 787 MHz

+8 V