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ASB Inc.

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

October 2010

ASL19D

High Gain, Low Noise Amplifier

1) OIP3 is measured with two tones at an output power of +5 dBm/tone

separated by 1 MHz.

Board Layout (FR4, 40x40 mm

Schematic

S-parameters & K-factor

APPLICATION CIRCUIT

WiMAX

3500 MHz

+3 V

Frequency (MHz)

3500

Magnitude S21 (dB)

16

Magnitude S11 (dB)

-18

Magnitude S22 (dB)

-10

Output P1dB (dBm)

20

Output IP3

37.5

Noise Figure (dB)

1.6

Device Voltage (V)

+3

Current (mA)

90

2000

2500

3000

3500

4000

4500

5000

0

5

10

15

20

25

30

Frequency (MHz)

2000

2500

3000

3500

4000

4500

5000

-30

-25

-20

-15

-10

-5

0

Frequency (MHz)

2000

2500

3000

3500

4000

4500

5000

-20

-15

-10

-5

0

5

Frequency (MHz)

0

500

1000

1500

2000

2500

3000

3500

0

1

2

3

4

5

Frequency (MHz)

ASL19D

RF IN

RF OUT

C1=10 pF

C3=10 pF

C4=3 pF

L3=22 nH

C5=100 pF

C6=1

F

C7=100 pF

C8=1

F

R1= 8.2 k



R2=10 k



L2=22 nH

Vcc=3 V

L1=22 nH

C2=0.5

pF