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ASB Inc.

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

September 2012

ASL226

700-6000MHz MMIC LNA

C3=0.75 pF

RF OUT

ASL226

RF IN

L1=2.2 nH

L2=3.6 nH

VDD

C2=1

mF

C1=100 pF

1) OIP3 is measured with two tones at an output power of -10 dBm/tone separated by 1MHz.

Top

Parameter

Symbol

Test Conditions

TYP.

Unit

Power Gain

F = 2450 MHz

21.5

23.5

dB

Noise Figure

NF

F = 2450 MHz

1.3

1.3

dB

Input Return Loss

F = 2450 MHz

-16

-18

dB

Output Return Loss

F = 2450 MHz

-16

-16

dB

Reverse Isolation

ISO

F = 2450 MHz

-30

-35

dB

1 dB Gain Compression

Output Power

F = 2450 MHz

11

12

dBm

3

Output Power

1)

OIP3

F = 2450 MHz

14

18

dBm

Current

F = 2450 MHz,

Non-RF

8.5

13

mA

Device Voltage

F = 2450 MHz,

Non-RF

3

4.2

V

Schematic

S-parameters & K-factor

APPLICATION CIRCUIT

WLAN

2450 MHz

+3 V / +4.2 V

Board Layout (FR4, 14x11.3 mm

Bottom

1800

2000

2200

2400

2600

2800

3000

-40

-30

-20

-10

0

10

20

30

40

S12

S22

S11

S21

Frequency [MHz]

0

500

1000

1500

2000

2500

3000

3500

0

1

2

3

4

5

Frequency (MHz)

* Note: Gain and current can be reduced by controlling VDD to 2 V.

C2 must be placed as close as possible to the device.