Rev. 8/10/01

LP2950/51 100mA Low Dropout Voltage Regulators

©Copyright 2001 Sipex Corporation

7

Shutdown Threshold Voltage

1.8

1.6

1.0

-75

TEMPERATURE (¼C)

1.4

1.2

0.8

0.6

-50 -25

0

25

50

75 100 125 150

Thermal Response

4

2

1

0

TIME (

µs)

0

-2

0

-1

10

20

30

40

50

5

1.25W

~~

Output Noise

3.5

2.5

2.0

0.0

3.0

1.5

1.0

0.5

C = 3.3

µF

L

Ripple Rejection

80

60

40

10

FREQUENCY (Hz)

I

I

C

V

V

70

50

30

20

Line Regulation

30

25

20

10

5

INPUT VOLTAGE (V)

15

10

5

0

5

0

-5

-10

10

15

20

25

30

~~

I

I

T

T

I

C

= 0.1

µF

BYP

C

I

C

LP2950/LP2951

TYPICAL APPLICATIONS