ASX621 데이터 시트보기 (PDF) - ASB Inc

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ASX621

DC-3000 MHz MMIC Amplifier

ASB Inc 

ASX621

DC-3000 MHz MMIC Amplifier

APPLICATION CIRCUIT

WiMAX

2700 ~ 2900

+5 V

Schematic

Vcc=5 V

D1=5.6V

Zener Diode

C8=1 µF

C7=100pF

L2=27 nH C4=1 pF

(Coil Inductor)

RF IN

ASX621

C1=1.5 pF

C6=1 µF

C5=100pF

L1=27 nH

(Coil Inductor)

C2=1.2 pF RF OUT

2.5 mm

C3=1.2 pF

Frequency (MHz)

2700

2900

Magnitude S21 (dB)

16

14

Magnitude S11 (dB)

-12

-12

Magnitude S22 (dB)

-15

-15

Output P1dB (dBm)

33

Output IP31) (dBm)

48

Noise Figure (dB)

5.9

Supply Voltage (V)

5

Current (mA)

1150

1) OIP3 is measured with two tones at an output power of +15

dBm/tone separated by 1 MHz.

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

S-parameters

25

0

20

-5

15

-10

10

-15

5

0

2500

0

2600

2700

2800

2900

Frequency (MHz)

3000

3100

-5

-10

-15

-20

-25

-30

2500

2600

2700

2800

2900

Frequency (MHz)

3000

3100

-20

2500

5

2600

2700

2800

2900

Frequency (MHz)

3000

3100

4

3

2

1

0

0

500

1000

1500

2000

2500

3000

3500

Frequency (MHz)

8/10

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

August 2008

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