Rev:B Nov 2008

SPX29500/01/02/03 5A Low Dropout Voltage Regulator

© Copyright 2008 Exar Corporation

2

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) .................................................... 20V

ELECTRICAL CHARACTERISTICS

The

♦ denotes the specifications which apply over the full operating temperature range, unless otherwise specified.

PARAMETER

MIN

TYP

MAX

UNITS

CONDITIONS

Fixed Voltage Options

SPX29501

1.8V Version

Output Voltage

1.782

1.800

1.818

V

1.764

1.800

1.836

2.5V Version

Output Voltage

2.475

2.500

2.525

V

2.450

2.500

2.550

3.3V Version

Output Voltage

3.267

3.300

3.333

V

3.234

3.300

3.366

5.0V Version

Output Voltage

4.950

5.000

5.050

V

4.900

5.000

5.100

All Voltage Options

SPX29501/02

Line Regulation

0.06

0.5

%

Load Regulation

0.2

1

%

∆V/∆T20

100

ppm/°C

Dropout Voltage, except

90

250

mV

1.8V

2

50

420

800

Ground Current

20

50

mA

(Note 4)

70

Ground Pin Current

3

mA

at Dropout

Current Limit

7.5

10

A

♦ (Note 3)

Output Noise Voltage

425

(10Hz to 100kHz)

350

Reference Voltage

1.228

1.240

1.252

V

Adjustable version only

1.215

1.265

♦

Reference Voltage

1.203

1.277

V

Adjustable version only (Note 7)

Adjust Pin Bias Current

40

80

nA

120

♦

Reference Voltage

20

ppm/°C

(Note 6)

Temp. Coeff.

Adjust Pin Bias

0.1

nA/°C

Current Temp. Coeff.

OPERATING RATINGS

Input Voltage ................................................................... 16V

♦