ASL20G datasheet(14/16 Pages) ASB

No. de pieza	ASL20G

Descripción Electrónicos	Low Noise GPS, GLONASS, Galileo and Compass Amplifier

PDF	16 Pages

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Fabricante Electrónico	ASB [Advanced Semiconductor Business Inc.]

Página de inicio	http://www.asb.co.kr

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ASB Inc.

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

March 2017

ASL20G

Low Noise GPS, GLONASS, Galileo and Compass Amplifier

C2:0.5pF

C4:1uF

L1:8.2nH

C1:3.9pF

L2:9.1nH

C5:1uF

*P1

R1:390ohm

C3:1uF

RF IN

RF OUT

VCTL

ASL20G

Frequency (MHz)

1559 ~ 1610

Magnitude S21 (dB)

21.0

21.5

Magnitude S11 (dB)

-10

Magnitude S22 (dB)

-15

-16

Noise Figure (dB)

0.8

Input IP3 (dBm) 1)

-18

-17

Output P1dB (dBm)

-4.0

-3.5

Supply Current (mA)

Supply Voltage (V)

+3.0

+3.3

Control Current (

A)

300

Control Voltage VCTL (V)

+3.0

+3.3

1) IIP3 is measured with two tones at an input power of

-40 dBm/tone separated by 1MHz

APPLICATION CIRCUIT

Schematic

S-parameters & K-factor

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: 1 mm, Width: 0.3 mm

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

Board Layout (FR4, 20x20 mm2, 0.8T)

GPS, GLONASS, Galileo, Compass

1559 ~ 1610 MHz

+3 V, 4 mA

+3.3 V, 5 mA

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