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ASB Inc.

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

February 2017

ASL425

200 ~ 4000 MHz MMIC Amplifier

1) OIP3 is measured with two tones at an output power of +13 dBm/tone sep-

arated by 1 MHz.

Schematic

S-parameters & K-factor

APPLICATION CIRCUIT

LTE

2300 ~ 2700 MHz

+5 V

Frequency (MHz)

2300

2500

2700

Magnitude S21 (dB)

20.0

19.5

17.5

Magnitude S11 (dB)

-11

-20

-9

Magnitude S22 (dB)

-15

-15

-17

Output P1dB (dBm)

29.5

30.0

28.5

46

45

45

Noise Figure (dB)

1.5

1.6

2.1

Device Voltage (V)

+5

+5

+5

Current (mA)

350

350

350

C1=100 pF

Vcc=5 V

RF IN

RF OUT

C7=100 pF

ASL425

D1=5.6V

Zener Diode

L1=39 nH

(Coil Inductor)

C2=100 pF

C5=2.7 pF

L3=18 nH

C6=0.75 pF

C8=1

F

C9=100pF

C10=1

F

L2=18 nH

C4=1.5 pF

1.5 mm

C3=0.75

pF

R1=8.2



R2=6.2

k



2000

2200

2400

2600

2800

3000

0

5

10

15

20

25

Frequency (MHz)

2000

2200

2400

2600

2800

3000

-30

-25

-20

-15

-10

-5

0

Frequency (MHz)

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)