LP2950CN-L-5-0 datasheet(5/15 Pages) SIPEX

Part #	LP2950CN-L-5-0

Description	100mA Low Dropout Voltage Regulators

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Manufacturer	SIPEX [Sipex Corporation]

Direct Link	http://www.sipex.com

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5 / 15 page

5

Mar8-07 Rev E

LP2950-5 Low Dropout Linear Regulator

LP2951 Comparator Sink Current

2.5

1.5

OUTPUT LOW VOLTAGE (V)

2.0

1.0

0.5

0.0

0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9

T

A = -55ºC

T

A = 25ºC

TA = 125ºC

Line Transient Response

TIME(µs)

100

0

200

400

600

800

4V

6V

8V

-50

0

50

~~

mV

C

L= 1 µF

I

L= 1mA

V

OUT = 5V

Error Comparator Output

8

6

0

INPUT VOLTAGE (V)

4

2

0

-2

1

2

3

4

5

V

OUT = 5V

PULLUP RESISTOR TO

SEPARATE 5V SUPPLY

HYSTERESIS

Output Impedance

10

0.5

0.1

0.02

10

100

1K

10K

100K

1M

FREQUENCY (Hz)

5

0.2

0.05

0.01

1

2

I

O= 100mA

I

O= 100 µA

I

O= 1mA

V

OUT = 5V

C

L= 1 µF

Ripple Rejection

90

70

60

40

101

102

103

104

105

106

FREQUENCY (Hz)

80

50

20

30

I

L= 100 µA

I

L= 0

C

L= 1 µF

V

IN= 6V

V

OUT = 5V

Ripple Rejection

FREQUENCY (Hz)

106

103

102

101

90

80

70

60

50

20

40

30

104

105

I

L = 10mA

I

L = 1mA

C

L= 1µF

V

IN= 6V

V

OUT = 5V

Drop-Out Voltage

600

400

300

50

-75 -50 -25 0 25 50 75 100 125 150

TEMPERATURE (ºC)

500

100

0

I

L= 100mA

I

L= 100 µA

~

Drop-Out Voltage

T

J = 25ºC

OUTPUT CURRENT

100mA

10mA

1mA

100µA

500

400

300

200

100

0

Short Circuit Current

170

150

130

110

-75 -50 -25 0 25 50 75 100 125 150

TEMPERATURE (ºC)

160

140

120

110



   

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LP2950CN-L-5-0 Datasheet(PDF) 5 Page - Sipex Corporation

LP2950CN-L-5-0 Datasheet(HTML) 5 Page - Sipex Corporation

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