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ASB Inc.

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

March 2012

ASL380

Wideband Linear Amplifier MMIC

.

1) OIP3 and OIP2 are measured with two tones at an output power of +10 dBm/tone

separated by 6 MHz.

2) OIP2 is measured at F1+F2 Frequency.

Board Layout (FR4, 40x40 mm

Schematic

APPLICATION CIRCUIT

Note: MABA-007159 1:1 impedance transformers

are used.

S-parameters

CATV Push-Pull

1 : 1 transformer

50 ~ 1000 MHz

+5 V

Frequency (MHz)

50

500

860

Magnitude S21 (dB)

15.6

15.2

15.2

Magnitude S11 (dB)

-17

-12

-18

Magnitude S22 (dB)

-16

-11

-16

Output P1dB (dBm)

25

26

26

Output IP3

40

44

42.5

Output IP2

67

64

63

Noise Figure (dB)

2.1

2.0

2.0

Device Voltage (V)

5

Current (mA)

220

ASL380

RF IN

Vs=5 V

C4=10 uF

C5=1 uF

C1=1 uF

C2=1 uF

1:1

transformer

RF OUT

C6=1 uF

C8=10 uF

Vs=5 V

ASL380

1:1

transformer

R1=360

W

C3=1 uF

C7=1 uF

L1=1 uH

(LQH31CN1R0M03)

R2=360

W

L1=1 uH

(LQH31CN1R0M03)

0

100

200

300

400

500

600

700

800

900

1000

0

5

10

15

20

Frequency (MHz)

0

100

200

300

400

500

600

700

800

900

1000

-25

-20

-15

-10

-5

0

Frequency (MHz)

0

100

200

300

400

500

600

700

800

900

1000

-25

-20

-15

-10

-5

0

Frequency (MHz)