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ASB Inc.

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

April 2012

ASW338

5-4000 MHz MMIC Amplifier

.

1) OIP3 and OIP2 are measured with two tones at an output power of +8 dBm/tone se-

parated by 6 MHz.

2) OIP2 is measured at F1+F2 Frequency.

Board Layout (FR4, 40x40 mm

Schematic

APPLICATION CIRCUIT

Frequency (MHz)

50

500

860

Magnitude S21 (dB)

14.1

14.3

14.2

Magnitude S11 (dB)

-15

-11

-14

Magnitude S22 (dB)

-11

-10

-12

Output P1dB (dBm)

26

28

28

Output IP3

41

45

42.5

Output IP2

73

65

54

Noise Figure (dB)

3.5

2.8

3.2

Device Voltage (V)

8

8

8

Current (mA)

240

240

240

S-parameters

C1=10 nF

C2=10 nF

RF IN

L1=330 nH

R1=130

W

C4=1 nF

L2=68 nH

C5=68 pF

MABA-

007159

ASW338

C3=0.3 pF

R2=680

W

Vcc=8 V

C6=1 uF

C7=10 nF

C8=10 nF

R3=130

W

C10=1 nF

ASW338

C9=0.3 pF

R4=680

W

RF OUT

MABA-

007159

L4=68 nH

C12=1 uF

C11=68 pF

Vcc=8 V

L3=330 nH

CATV Push-Pull (75 Ohm)

50 ~ 1000 MHz

+8 V

Note: The transformers are used M/A COM’s

MABA-007159 1:1 transformer.

0

100

200

300

400

500

600

700

800

900 1000 1100

0

5

10

15

20

25

Frequency (MHz)

0

100

200

300

400

500

600

700

800

900 1000 1100

-30

-25

-20

-15

-10

-5

0

Frequency (MHz)

0

100

200

300

400

500

600

700

800

900 1000 1100

-30

-25

-20

-15

-10

-5

0

Frequency (MHz)