SPX2954M3-3.3 datasheet(2/7 Pages) SIPEX

Part #	SPX2954M3-3.3

Description	250 mA Low Drop Out Voltage Regulator

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Manufacturer	SIPEX [Sipex Corporation]

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Rev. 3/6/03

SP2954 250mA Low Dropout Voltage Regulator

2

ABSOLUTE MAXIMUM RATINGS

Power Dissipation........................................Internally Limited

Lead Temperature (soldering, 5 seconds)

................260°C

Storage Temperature Range........................-65°C to +150°C

Operating Junction Temperature Range......-40°C to +125°C

Input Supply Voltage...........................................-0.3V to +30V

Feedback Input Voltage....................................-1.5V to +30V

Shutdown Input Voltage .................................-0.3V to +30V

Error Comparator Output...................................-0.3V to +30V

ESD Rating................................................................2kV Min

SPX2954A

SPX2954

PARAMETER

CONDITIONS

MIN.

TYP.

MAX

MIN.

TYP. MAX.

UNIT

3.3 V Versions

Output Voltage

TJ=25°C

3.284

3.3

3.317

3.267

3.3

3.333

V

-25°C≤TJ≤85°C

3.267

3.3

3.333

3.251

3.3

3.350

Full Operating Temp.

3.260

3.3

3.340

3.234

3.3

3.366

Output Voltage

100µA ≤IL ≤250 mA

3.251

3.3

3.350

3.201

3.3

3.399

V

TJ ≤TJMAX

5 V Versions

Output Voltage

TJ = 25°C

4.975

5.0

5.025

4.950

5.0

5.050

V

-25°C ≤TJ ≤85°C

4.950

5.0

5.050

4.925

5.0

5.075

Full Operating Temp.

4.940

5.0

5.060

4.900

5.0

5.100

Output Voltage

100µA ≤IL ≤250 mA

4.925

5.0

5.075

4.850

5.0

5.150

V

TJ ≤TJMAX

All Voltage Options

Output Voltage

(NOTE 1)

20

100

50

150

ppm/°C

Temperature Coefficient

Line Regulation (NOTE 3)

VO+1V≤VIN≤30V |

0.03

0.10

0.04

0.20

%

(NOTE 4)

Load Regulation (NOTE 3)

100 µA≤IL≤250 mA

0.04

0.20

0.10

0.30

%

Dropout Voltage

IL = 1mA

60

100

60

100

mV

(NOTE 5)

IL = 100 mA

290

450

290

450

IL = 250 mA

310

500

310

500

Ground Current

IL = 1mA

150

170

150

170

µA

IL = 100 mA

3

6

3

6

mA

IL = 250 mA

10

14

10

14

mA

Current Limit

VOUT = 0

270

550

270

550

mA

Thermal Regulation

0.05

0.2

0.05

0.2

%/W

Output Noise,

CL = 1µF

430

µV rms

10Hz to 100kHz

CL = 200 µF

160

µV rms

CL = 3.3 µF, Bypass=

100

µV rms

0.01µF from Pin 7 to

Pin 1 (8 pin Versions)

8-Pin Versions only

Reference Voltage

1.220

1.235

1.250

1.210 1.235 1.260

V

Reference Voltage

Over Temp (NOTE 6)

1.190

1.270

1.185

1.285

V

Feedback Pin

40

60

40

60

nA

Bias Current

Vref Temperature

20

50

ppm/°C

Coefficient

Feedback IBIAS

0.1

nA/°C

Temperature Coefficient

ELECTRICAL CHARACTERISTICS V

IN=VO + 1V, IL=100µA, CL=1µF (

NOTE

2), T

A = 25°C, unless otherwise specified.

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