AST20S datasheet(11/41 Pages) ASB

номер детали	AST20S

подробное описание детали	High Gain, Low Noise Amplifier

PDF	41 Pages

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производитель	ASB [Advanced Semiconductor Business Inc.]

домашняя страница	http://www.asb.co.kr

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ASB Inc.

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

February 2017

AST20S

High Gain, Low Noise Amplifier

1) OIP3 is measured with two tones at an output power of +4 dBm/tone separated by 1MHz.

Parameter

Symbol

Test Conditions

MIN.

TYP.

MAX.

Unit

Power Gain

F = 1.95 GHz

15.6

Noise Figure

F = 1.95 GHz

0.79

Input Return Loss

RLin

F = 1.95 GHz

-14

Output Return Loss

RLout

F = 1.95 GHz

-14

Gain

Compression

Output Power

Po(1dB)

F = 1.95 GHz

19.6

dBm

3rd Intercept Point

Output Power1)

OIP3

F = 1.95 GHz

dBm

Circuit Current

F = 1.95 GHz

Non-RF

Schematic

S-parameters & Noise Figure

APPLICATION CIRCUIT

WCDMA

Balanced Type

1950 MHz

+5 V

Board Layout (FR4, 50x26 mm2, 0.8T)

Coupler : Anaren, XC1900A-03

freq (1.700GHz to 2.300GHz)

S11

S22

1700

1800

1900

2000

2100

2200

2300

-30

-20

-10

S12

S22

S11

S21

Frequency [MHz]

500

1000

1500

2000

2500

3000

3500

Frequency (MHz)

1700

1800

1900

2000

2100

2200

2300

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

1.1

1.2

1.3

Frequency (MHz)

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