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ASB Inc.

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

September 2012

ASL550

Wideband Linear Amplifier MMIC

.

1) OIP3 is measured with two tones at an output power of +5 dBm/tone separated by

6 MHz.

Board Layout (FR4, 40x40 mm

Schematic

APPLICATION CIRCUIT

Frequency (MHz)

50

500

860

Noise Figure (dB)

1.9

2.0

2.2

Magnitude S21 (dB)

16.9

16.7

16.6

Magnitude S11 (dB)

-15

-14

-14

Magnitude S22 (dB)

-14

-18

-18

Output P1dB (dBm)

21

23

23

Output IP3

38

42

39.5

Device Voltage (V)

6

Current (mA)

92

S-parameters & Noise Figure

Gain Flatness (0.3 dB)

CATV

50 ~ 1000 MHz

+6 V

* Note: Gain slope can be adjusted

in case of other supply

voltages than 8V and the

value is chosen considering

the current and OIP3

0

100

200

300

400

500

600

700

800

900 1000 1100

-30

-25

-20

-15

-10

-5

0

5

10

15

20

25

S21

S12

S22

S11

Frequency [MHz]

100

200

300

400

500

600

700

800

900

1000 1100

0

1

2

3

4

5

Frequency (MHz)

C2=100 nF

C4=4.7 nF

Vcc=6 V

RF IN

RF OUT

C5=68 pF

C6=1

mF

ASL550

C1=100 pF

C3=0.3 pF

+

L3=220 nH

(Coil Inductor)

L2=5.6 nH

(Coil Inductor)

L1=270 nH

(Coil Inductor)

L4=68 nH

R1=240

W

B

R =75 k

W