ASF240 datasheet(6/6 Pages) ASB

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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 and OIP2 are measured with two tones at an output power of +5

dBm/tone separated by 1 MHz.

2) OIP2 is measured at F1+F2 Frequency.

Board Layout (FR4, 40x40 mm

2, 0.8T)

Schematic

APPLICATION CIRCUIT

S-parameters

CATV ( 75 Ohm )

5 ~ 200 MHz

+5 V

Frequency (MHz)

200

Magnitude S21 (dB)

26.3

26.5

26.3

Magnitude S11 (dB)

-16

-17

-18

Magnitude S22 (dB)

-14

-20

-15

Output P1dB (dBm)

Output IP3

1) (dBm)

Output IP2

1),2) (dBm)

Noise Figure (dB)

3.6

3.4

Device Voltage (V)

4.65

Current (mA)

100

150

200

250

300

Frequency (MHz)

100

150

200

250

300

-25

-20

-15

-10

-5

Frequency (MHz)

100

150

200

250

300

-30

-25

-20

-15

-10

-5

Frequency (MHz)

RF IN

RF OUT

ASF240

C2=0.1 mF

C1=0.1 mF

R1=8.2 W

Vs=5 V

L1=33 mH

L2=33 mH

C3=100 pF

C4=1 mF

D1=5.6V

Zener Diode

Ceramic Inductor,

Internal R(L1+L2)=3.6 W

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