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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

Wide Band

1700 ~ 2700 MHz

+5 V

Frequency (MHz)

1700

2000

2400

2700

Magnitude S21 (dB)

26.5

24.0

19.5

19.0

Magnitude S11 (dB)

-18

-18

-14

-11

Magnitude S22 (dB)

-9

-9

-11

-12

Output P1dB (dBm)

23

23

23

23

Output IP3

36.5

38.0

39.0

39.0

Noise Figure (dB)

0.85

0.90

1.10

1.25

Device Voltage (V)

+4.6

Current (mA)

90

ASL19D

RF IN

RF OUT

C1=10 pF

C2=10 pF

C3=8 pF

L3=39 nH

C4=100 pF

C5=1

F

C6=100 pF

C7=1

F

R1= 4.7 k



R2=5.6 k



L2=39 nH

Vcc=5 V

L1=39 nH

R3=6.2



1400

1600

1800

2000

2200

2400

2600

2800

3000

0

5

10

15

20

25

30

35

Frequency (MHz)

1400

1600

1800

2000

2200

2400

2600

2800

3000

-25

-20

-15

-10

-5

0

Frequency (MHz)

1400

1600

1800

2000

2200

2400

2600

2800

3000

-25

-20

-15

-10

-5

0

Frequency (MHz)

0

500

1000

1500

2000

2500

3000

3500

0

1

2

3

4

5

Frequency (MHz)