Advanced Monolithic Systems, Inc.

6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140

LP2950/LP2951

Load Transient Response

TIME (ms)

C

0

1

2

3

4

5

100

0

50

150

250

V

2

7

LP2951 Enable Transient

0

2

0

1

3

4

5

6

TIME (

µs)

0

100 200 300 400 500 600 700

-100

-2

I

200

100

-50

-100

100

mA

µA

~

~

~

~

Load Transient Response

TIME (ms)

0

4

8

12

16

20

100

-20

0

40

80

60

20

-40

-60

100

mA

µA

~

~

C

V

V

C

C

V

10

100

1K

100K

FREQUENCY (Hz)

0.01

10

Output Impedance

2

1

0.05

0.02

90

60

Ripple Rejection

FREQUENCY (Hz)

70

40

30

I

20

50

80

V

90

60

Ripple Rejection

FREQUENCY (Hz)

70

40

30

I

20

50

80

V

80

50

Ripple Rejection

FREQUENCY (Hz)

60

30

20

I

10

40

70

V

FREQUENCY (Hz)

0.0

3.5

LP2951 Output Noise

2.0

1.5

0.5

1.0

3.0

2.5

-75

0 25 50 75 100 125

400

200

150

LP2951 Divider Resistance

TEMPERATURE (° C)

300

100

-50 -25

0

5

0.1

0.2

0.5

10K

1M

C

I

C

C

0.01

µF

BYPASS

PIN 1 TO

PIN 7

5V OUTPUT

I

C

V

C

V

I

I

I

V

C

I

V

C

I