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

December 2010

ASL19H

5-4000 MHz High Linearity LNA MMIC

1) OIP3 is measured with two tones at an output power of +10 dBm/tone se-

parated by 1 MHz.

Board Layout (FR4, 40x40 mm

Schematic

S-parameters & K-factor

APPLICATION CIRCUIT

Frequency (MHz)

2700

Magnitude S21 (dB)

11.5

Magnitude S11 (dB)

-14

Magnitude S22 (dB)

-18

Output P1dB (dBm)

20.5

Output IP3

36

Noise Figure (dB)

1.4

Device Voltage (V)

5

Current (mA)

73

tage drop resistor is added to apply 4.4 V to

the device. A user can easily REDUCE an

values with minimized loss only in OIP3 and

P1dB.

2700 MHz

+5 V

C1=100 pF

L1=6.8 nH

C3=100 pF

Vcc=5 V

RF IN

RF OUT

C4=100 pF

ASL19H

D1=5.6V

Zener Diode

L2=6.8 nH

C2=1 pF

2.5 mm

R =6.2

kW

B

D

R =8.2 W

C5=1 mF

2400

2500

2600

2700

2800

2900

3000

0

5

10

15

20

Frequency (MHz)

2400

2500

2600

2700

2800

2900

3000

-25

-20

-15

-10

-5

0

Frequency (MHz)

2400

2500

2600

2700

2800

2900

3000

-30

-25

-20

-15

-10

-5

0

Frequency (MHz)

0

500

1000

1500

2000

2500

3000

3500

0

1

2

3

4

5

Frequency (MHz)