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SPX29301

3A High Current, Low Dropout Voltage Regulator

Signal Processing Technologies 

ABSOLUTE MAXIMUM RATINGS

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 Voltage (Note 1) .................................................... 16V

ELECTRICAL CHARACTERISTICS

(Note 1) at VIN=VOUT + 1V and IOUT = 10mA, CIN = 6.8μF, COUT = 10μF, TA = 25°C, unless otherwise specified. The Boldface

applies over the junction temperature range.

PARAMETER

Fixed Voltage Options

1.8V Version

Output Voltage

2.5V Version

Output Voltage

3.3V Version

Output Voltage

5.0V Version

Output Voltage

All Voltage Options

Line Regulation

Load Regulation

ΔV/ΔT

Dropout Voltage, except

1.8V, (Note 3)

Ground Current

(Note 5)

Ground Pin Current

at Dropout

Current Limit

Output Noise Voltage

(10Hz to 100kHz)

IL=100mA

Reference Voltage

CONDITIONS

IOUT = 10mA

10mA ≤ IOUT ≤ 3A, 2.8V ≤ VIN ≤ 16V

IOUT = 10mA

10mA ≤ IOUT ≤ 3A, 3.5V ≤ VIN ≤ 16V

IOUT = 10mA

10mA ≤ IOUT ≤ 3A, 4.3V ≤ VIN ≤ 16V

IOUT = 10mA

10mA ≤ IOUT ≤ 3A, 6.0V ≤ VIN ≤ 16V

IOUT=10mA,(VOUT+1V) ≤ VIN ≤ 16V

VIN=VOUT+1V, 10mA≤ IOUT ≤ IFL (Note 2)

VOUT Temp Coefficient (Note 6)

IOUT=100mA

IOUT=1.5A

IOUT=3.0A

IOUT=1.5A

IOUT=3.0A

VIN=0.5V less than specified VOUT,

IOUT=10mA

VOUT=0V (Note 4)

CL=10μF

CL=33μF

Adjustable version only

Reference Voltage

Adjustable version only (Note 8)

Adjust Pin Bias Current

Reference Voltage

Temp. Coeff.

Adjust Pin Bias

Current Temp. Coeff.

(Note 7)

SPX29300/01

TYP

MIN

MAX UNITS

1.800

1.782

1.818

V

1.800

1.764

1.836

2.500

2.475

2.525

V

2.500

2.450

2.550

3.300

3.267

3.333

V

3.300

3.234

3.366

5.000

5.000

4.950

4.900

5.050

5.100

SPX29300/01/02/03

0.06

0.5

0.2

1

20

100

50

175

150

450

700

10

35

37

0.9

V

%

%

ppm/°C

mV

mA

mA

4.5

400

260

1.240

40

20

3.0

1.228

1.215

1.203

A

μVRMS

1.252

1.265

1.277

80

120

V

V

nA

ppm/°C

0.1

nA/°C

Date: 9/5/06 Rev C

SPX29300/01/02/03 3A Low Dropout Voltage Regulator

2

© 2006 Sipex Corporation

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