For price, delivery, and to place orders, please contact Hittite Microwave Corporation:

2 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373

Order On-line at www.hittite.com

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13

HMC981

v00.0611

ACTIVE BIAS CONTROLLER

Figure 2c. Enhancement Mode Amplifier Typical Application Circuit (Mode 3)

Table 3 - List of Bias Settings for Various Hittite Amplifiers

Hittite Part Number

VDRAIN (V)

VDD (V)

IDRAIN (mA)

RSENSE (kOhm)

R2 (kOhm)

R1 (kOhm)

VG2 (V)

LNAs

HMC-ALH140

4

4.60

60

0.53

open

open

-

HMC-ALH216

4

4.45

90

0.36

open

open

-

HMC-ALH244

4

4.45

45

0.71

open

open

-

2.5

52

0.62

open

open

-

2.5

54

0.59

open

open

-

2.5

52

0.62

open

open

-

2.5

64

0.50

open

open

-

HMC-ALH435

5

5.30

30

1.07

5.60

5

1.5

HMC-ALH444

5

5.55

55

0.58

5.09

5

1.5

HMC-ALH476

4

4.45

90

0.36

open

open

-

HMC490

5

6.00

200

0.16

open

open

-

HMC490LP5

5

6.00

200

0.16

open

open

-

HMC504LC4B

4

4.45

90

0.36

open

open

-

HMC594

6

6.50

100

0.32

open

open

-

HMC594LC3B

6

6.50

100

0.32

open

open

-

HMC609

6

6.85

170

0.19

open

open

-

HMC609LC4

6

6.85

170

0.19

open

open

-

3

70

0.46

open

open

-

HMC753LP4E

5

5.55

55

0.58

5.09

5

1.5

HMC772LC4

4

4.45

45

0.71

open

open

-

Linear & Power

HMC-ABH209

5

5.80

80

0.40

open

open

-

HMC-ABH264

5

5.60

120

0.27

open

open

-

HMC-AUH317

4

4.80

160

0.20

open

open

-

[1] For applications below 4V supply please contact factory.