LP2950AT-3.3 datasheet(7/13 Pages) SIPEX

Part #	LP2950AT-3.3

Description	100 mA Low Dropout Voltage Regulators

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Manufacturer	SIPEX [Sipex Corporation]

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7 / 13 page

Rev. 8/10/01

LP2950/51 100mA Low Dropout Voltage Regulators

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

10 2

10 3

10 4

10 5

FREQUENCY (Hz), C BYP=0.1uF

3.0

1.5

1.0

0.5

C = 3.3

µF

L

Ripple Rejection

80

60

40

10

10 1

10 3

10 4

10 6

FREQUENCY (Hz)

I

L = 50µA

I

L = 100mA

C

L = 1µF

V

IN = 6V

V

OUT = 5V

70

50

30

20

10 2

10 5

Line Regulation

30

25

20

10

5

INPUT VOLTAGE (V)

15

10

5

0

5

0

-5

-10

10

15

20

25

30

~~

I

L = 100µA

I

L = 1mA

T

J = 150 ¼C

T

J = 125 ¼C

I

L = 100µA

C

= 0.1

µF

BYP

C

L = 220µF

I

L = 100mA

C

L = 1µF

LP2950/LP2951

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LP2950AT-3.3 Datasheet(PDF) 7 Page - Sipex Corporation

LP2950AT-3.3 Datasheet(HTML) 7 Page - Sipex Corporation

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