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ASB Inc.

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

February 2017

AST163

High Gain, Low Noise Amplifier

1) OIP3 is measured with two tones at an output power of +0 dBm/tone separated by 1MHz.

Schematic

S-parameters & K-factor

APPLICATION CIRCUIT

Note: 1) The length of the strip line P1 is given as below at

the PCB with Er = 4.5 and T = 0.8 mm.

P1 Length: 0.4 mm, Width: 0.3 mm

2) Gain and S11 are in trade-off and varied with the length of P1

Bottom

Parameter

Symbol

Unit

Frequency [MHz]

1710~1880

Power Gain

dB

17.5

Noise Figure

NF

dB

0.65

Input Return Loss

dB

-10

Output Return Loss

dB

-8

1

dB

Gain

Compression

Output Power

dBm

16.5

OIP3

dBm

28

Circuit Current

mA

35

Top

PCS

1710 ~ 1880 MHz

+5 V / 35 mA

1500

1600

1700

1800

1900

2000

2100

0

5

10

15

20

25

Frequency (MHz)

1500

1600

1700

1800

1900

2000

2100

-20

-15

-10

-5

0

Frequency (MHz)

1500

1600

1700

1800

1900

2000

2100

-20

-15

-10

-5

0

Frequency (MHz)

0

500

1000

1500

2000

2500

3000

3500

0

1

2

3

4

5

Frequency (MHz)