3

For price, delivery and to place orders: Hittite Microwave Corporation, 2 Elizabeth Drive, Chelmsford, MA 01824

978-250-3343 tel • 978-250-3373 fax • Order On-line at www.hittite.com

Application Support: apps@hittite.com

HMC976LP3E

400mA LOW NOISE, HIGH PSRR

LINEAR VOLTAGE REGULATOR

v02.1112

Figure 1. Vout=5V Output Noise

Figure 2. Vout=3.3V Output Noise

10

-10

10

-9

10

-8

10

-7

10

-6

10

-5

10

1

10

2

10

3

10

4

10

5

10

6

10

7

10

8

FREQUENCY (Hz)

C3=1uF

C2=1uF

C3=1uF

C2=10uF

C3=4.7uF

C2 =4.7uF

10

-10

10

-9

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-8

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-7

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-6

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-5

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1

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2

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5

10

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10

7

10

8

FREQUENCY (Hz)

C3=4.7uF

C2=4.7uF

C3=4.7uF

C2=10uF

4.950

4.955

4.960

4.965

4.970

4.975

1.150

1.155

1.160

1.165

1.170

1.175

-40 -30 -20 -10

0

10

20

30

40

50

60

70

80

90

TEMPERATURE (°C)

VREF

VR

4.40

4.50

4.60

4.70

4.80

4.90

5.00

0

0.1

0.2

0.3

0.4

0.5

0.6

4

4.2

4.4

4.6

4.8

5

5.2

5.4

5.6

25C

85C

-40

INPUT VOLTAGE (V)

-80

-70

-60

-50

-40

-30

-20

10

2

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10

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10

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8

FREQUENCY (Hz)

VIN-VOUT=0.4V

VIN-VOUT=0.6V

VIN-VOUT=0.8V

-90

-80

-70

-60

-50

-40

-30

-20

10

2

10

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10

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10

5

10

6

10

7

10

8

FREQUENCY (Hz)

VIN-VOUT=0.25V

VIN-VOUT=0.5V

VIN-VOUT=0.8V

VIN-VOUT=1.0V

VIN-VOUT=1.7V

[4] Temperature is the ambient temperature of the standard HMC976LP3E evaluation board, still air.

Figure 3. Vout 4.8V PSRR vs.

Figure 4. Vout=3.3V PSRR vs.

Figure 5. Vout=5V and Vref vs.

Figure 6. Vout=5V and Vref vs.

Information furnished by Analog Devices is believed to be accurate and reliable. However, no

responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other

rights of third parties that may result from its use. Specifications subject to change without notice. No

license is granted by implication or otherwise under any patent or patent rights of Analog Devices.

Trademarks and registered trademarks are the property of their respective owners.

For price, delivery, and to place orders: Analog Devices, Inc.,

One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106

Phone: 781-329-4700 • Order online at www.analog.com

Application Support: Phone: 1-800-ANALOG-D