LP2986 datasheet(4/14 Pages) NSC

部件名	LP2986

功能描述	Micropower, 200 mA Ultra Low-Dropout Fixed or Adjustable Voltage Regulator

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制造商	NSC [National Semiconductor (TI)]

网页	http://www.national.com

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4 / 14 page

Absolute Maximum Ratings (Note 1)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Storage Temperature Range

−65˚C to +150˚C

Operating Junction

Temperature Range

−40˚C to +125˚C

Lead Temperature

(Soldering, 5 seconds)

260˚C

ESD Rating (Note 2)

2 kV

Power Dissipation (Note 3)

Internally Limited

Input Supply Voltage

(Survival)

−0.3V to +16V

Input Supply Voltage

(Operating)

2.1V to +16V

Shutdown Pin

−0.3V to +16V

Feedback Pin

−0.3V to +5V

Output Voltage

(Survival) (Note 4)

−0.3V to +16V

I

OUT (Survival)

Short Circuit Protected

Input-Output Voltage

(Survival) (Note 5)

−0.3V to +16V

Electrical Characteristics

Limits in standard typeface are for T

J = 25˚C, and limits in boldface type apply over the full operating temperature range. Un-

less otherwise specified: V

IN =VO(NOM) + 1V, IL = 1 mA, COUT = 4.7 µF, CIN = 2.2 µF, VS/D = 2V.

Symbol

Parameter

Conditions

Typical

LM2986AI-X.X

(Note 6)

LM2986I-X.X

(Note 6)

Units

Min

Max

Min

Max

V

O

Output Voltage

(5.0V Versions)

5.0

4.975

5.025

4.950

5.050

V

0.1 mA < I

L < 200 mA

5.0

4.960

5.040

4.920

5.080

4.910

5.090

4.860

5.140

Output Voltage

(3.3V Versions)

3.3

3.283

3.317

3.267

3.333

0.1 mA < I

L < 200 mA

3.3

3.274

3.326

3.247

3.353

3.241

3.359

3.208

3.392

Output Voltage

(3.0V Versions)

3.0

2.985

3.015

2.970

3.030

0.1 mA < I

L < 200 mA

3.0

2.976

3.024

2.952

3.048

2.946

3.054

2.916

3.084

Output Voltage Line

Regulation

V

O(NOM) + 1V ≤ VIN ≤

16V

0.007

0.014

%/V

0.032

V

IN–VO

Dropout Voltage

(Note 7)

I

L = 100 µA

1

2.0

mV

3.5

I

L =75mA

90

120

170

I

L = 200 mA

180

230

350

I

GND

Ground Pin Current

I

L = 100 µA

100

120

µA

150

I

L =75mA

500

800

1400

I

L = 200 mA

1

2.1

mA

3.7

V

S/D < 0.3V

0.05

1.5

µA

I

O(PK)

Peak Output Current

V

OUT ≥ VO(NOM) − 5%

400

250

mA

I

O(MAX)

Short Circuit Current

R

L = 0 (Steady State)

(Note 11)

400

e

n

Output Noise Voltage

(RMS)

BW = 300 Hz to 50

kHz, C

OUT =10µF

160

µV(RMS)

Ripple Rejection

f = 1 kHz, C

OUT =10µF

65

dB

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类似零件编号 - LP2986

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