SPX2950ACN-3.3 datasheet(2/12 Pages) SIPEX

Part #	SPX2950ACN-3.3

Description	150mA Low Dropout Voltage Regulators

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Manufacturer	SIPEX [Sipex Corporation]

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2

Rev. 3/6/03

SPX2950/SPX2951 150mA Low Dropout Voltage Regulator

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

Lead Temp. (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

ABSOLUTE MAXIMUM RATINGS

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

ELECTRICAL CHARACTERISTICS

Electrical characteristics at VIN = VO+1V, IL=100µA, CL=1µF (note 2) TA=25°C, unless otherwise specified. Boldface applies over the full

operating temperature range.

PARAMETER

CONDITIONS

MIN

TYP

MAX

MIN

TYP

MAX

UNITS

SPX2950AC

SPX2950C

SPX2951AC

SPX2951C

3.3V Version

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 Temperature

3.260

3.3

3.340

3.324

3.3

3.366

Output Voltage

100µA≤ IL ≤150mA

3.254

3.3

3.346

3.221

3.3

3.379

V

TJ≤TJMAX

5.0V Version

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 Temperature

4.940

5.0

5.060

4.900

5.0

5.100

Output Voltage

100µA≤IL≤150mA

4.925

5.0

5.075

4.880

5.0

5.120

V

TJ≤TJMAX

All Voltage Options

Output Voltage

(Note1)

20

100

50

150

ppm/°C

Temperature Coefficient

Line Regulation (Note 3)

VO+1V ≤ VIN ≤ 30V (Note 4)

0.03

0.1

0.04

0.2

%

Load Regulation (Note 3) 100µA≤IL≤150mA

0.04

0.1

0.2

%

Dropout Voltage (Note5)

IL=100µA20

80

20

80

mV

IL=100mA

270

450

270

450

mV

IL=150mA

300

500

300

500

mV

Ground Current

IL=100µA

150

170

150

170

µA

IL=100mA

3

6

3

6

mA

IL=150mA

5

8

5

8

mA

Current Limit

VOUT=0

230

mA

Thermal Regulation

0.05

0.2

0.05

0.2

%/W

Output Noise,

CL=1µF

430

µVrms

10Hz to 100kHz

CL=200µF

160

µVrms

CL=3.3µF, Bypass=0.01µF

100

µVrms

from pin 7 to pin1 (SPX2951)

8-Pin Version only

SPX2951AC

SPX2951C

Reference Voltage

1.220

1.235

1.250

1.210

1.235

1.260

V

Reference Voltage

Over Temperature (Note 6)

1.190

1.270

1.185

1.285

V

Feedback Pin Bias Current

40

60

40

60

nA

Reference Voltage

20

50

ppm/°C

Temperature Coefficient

Feedback Pin Bias Current

0.1

nA/°C

Temperature Coefficient

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