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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Enable Waveform

HMC981

v00.0611

ACTIVE BIAS CONTROLLER

-8

-6

-4

-2

0

2

4

6

8

0

2

4

6

8

10

12

EN

VDRAIN

VG2

VNEG

VGATE

TIME (ms)

Disable Waveform

-8

-6

-4

-2

0

2

4

6

8

12

14

16

18

20

EN

VDRAIN

VG2

VNEG

VGATE

TIME (ms)

Power Up Waveform

-4

-2

0

2

4

6

8

0

10

20

30

40

50

VDD

VDRAIN

VDIG

VG2

VNEG

VGATE

TIME (ms)

Shutdown Waveform

-4

-2

0

2

4

6

8

0

20

40

60

80

100

VDD

VDRAIN

VDIG

VG2

VNEG

VGATE

TIME (ms)

-2.8

-2.3

-1.8

-1.3

-0.8

-20

-10

0

10

20

0

0.5

1

1.5

2

TIME (ms)

-2.55

-2.525

-2.5

-2.475

-2.45

-2.425

-2.4

-15

-10

-5

0

5

10

15

0

0.5

1

1.5

2

TIME (ms)

VNEG Load Transient VDD=4V

VNEG Load Transient VDD=6V