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

September 2011

ASF240

5-1000 MHz MMIC Amplifier

1) OIP3 is measured with two tones at an output power of +6 dBm/tone separated by

1MHz.

0

500

1000

1500

2000

2500

3000

3500

0

1

2

3

4

5

Frequency (MHz)

0

20

40

60

80

100

-20

-15

-10

-5

0

Frequency (MHz)

0

20

40

60

80

100

-25

-20

-15

-10

-5

0

Frequency (MHz)

0

20

40

60

80

100

0

5

10

15

20

25

30

35

Frequency (MHz)

RF IN

RF OUT

ASF240

C3=100 pF

C4=1 mF

D1=5.6V

Zener Diode

L2=33 mH

Vs=5 V

C1=1 mF

C2=1 mF

L1=33 mH

Internal R(L1+L2)=2.3 W

Board Layout (FR4, 40x40 mm

Schematic

S-parameters & K-factor

APPLICATION CIRCUIT

Frequency (MHz)

5

30

Magnitude S21 (dB)

26.5

26.5

Magnitude S11 (dB)

-14

-15

Magnitude S22 (dB)

-8

-9

Output P1dB (dBm)

20

20

Output IP3

40

40

Noise Figure (dB)

-

3.0

Device Voltage (V)

4.75

4.75

Current (mA)

108

108

IF

5 ~ 30 MHz

+5 V