ASG101 データシートの表示（PDF） - ASB Inc

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ASG101

DC-3000 MHz SiGe HBT Amplifier

ASB Inc 

Application Circuit: 2000 MHz

Typical Performance

Frequency

Magnitude S21

Magnitude S11 1)

Magnitude S22 1)

Output P1dB

Output IP3 2)

Noise Figure

Supply Voltage

Current

2000 MHz

15 dB

-20 dB

-17 dB

18 dBm

31 dBm

4.0 dB

4.5 V

55 mA

1) S11 & S22 can be improved, at a specific frequency, by moving

an input shunt capacitor (C2) along an input transmission line.

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

separated by 1 MHz.

ASG101

Vs=4.5V

Schematic

C4= C5= C6=

100 pF 1000 pF 1 µF

R1=10 kΩ

RF IN

C1=2 pF

50 Ω

5.5 mm

L2=22nH C2=1.5 pF

ASG101

L1=22 nH

50 Ω

4.5 mm

RF OUT

C3=100pF

Gain vs. Temperature

20

Board Layout (FR4, 40x40 mm2, 0.8T)

18

Frequency = 2GHz

16

14

12

10

-60 -40 -20

0

20

40

60

80

100

S-parameters

0

-5

-10

-15

-20

-25

+ 85 ΒC

+ 25 ΒC

-30

- 40 ΒC

-35

-40

-45

1600

1700

1800

1900 2000 2100

Frequency (MHz)

2200

2300

2400

0

-5

-10

+ 85 ΒC

+ 25 ΒC

-15

- 40 ΒC

-20

-25

-30

-35

-40

-45

1600

1700

1800

1900 2000 2100

Frequency (MHz)

2200

2300

2400

5/6

www.ASB.co.kr March. 2004

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