ASF240 datasheet(6/8 Pages) ASB

6 / 8 page

6/8

ASB Inc.

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

February 2017

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 6 MHz.

2) OIP2 is measured at F1+F2 Frequency.

Board Layout (FR4, 40x40 mm2, 0.8T)

Schematic

APPLICATION CIRCUIT

S-parameters

CATV (75

)

50 ~ 1000 MHz

+5 V

Frequency (MHz)

500

860

Magnitude S21 (dB)

25.4

25.3

24.2

Magnitude S11 (dB)

-14

Magnitude S22 (dB)

-10

-11

-9

Output P1dB (dBm)

20.0

19.0

16.5

Output IP31) (dBm)

37.0

32.0

27.5

Output IP21),2) (dBm)

Noise Figure (dB)

2.8

2.9

3.1

Device Voltage (V)

+4.8

Current (mA)

107

100

200

300

400

500

600

700

800

900

1000

Frequency (MHz)

100

200

300

400

500

600

700

800

900

1000

-20

-15

-10

-5

Frequency (MHz)

100

200

300

400

500

600

700

800

900

1000

-20

-15

-10

-5

Frequency (MHz)

RF IN

RF OUT

ASF240

C2=1

F

C1=1

F

L1=390 nH

(Coil Inductor, Internal R=2

)

L2=56 nH

R1=200



Vs=5 V

C3=100 pF

C4=1

F

D1=5.6V

Zener Diode

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