Date: 08/25/04

SPX2941 1A Low Dropout Voltage Regulator

© Copyright 2004 Sipex Corporation

2

ABSOLUTE MAXIMUM RATINGS

Lead Temperature (soldering, 5 seconds)

................260°C

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

PARAMETER

CONDITIONS

MIN.

TYP.

MAX

UNIT

Reference Voltage

Adjustable version only

1.228

1.240

1.252

V

1.215

1.265

Adjust Pin Bias Current

40

80

V

120

Reference Voltage

20

ppm/°C

Temperature Coefficient

Adjust Pin Bias Current

0.1

nA/°C

Temperature Coefficient

Line Regulation

I

0.2

1.0

%

Load Regulation

V

0.3

1.5

%

Dropout Voltage (Note1)

I

70

200

mV

(except 1.8V version)

I

280

550

Ground Current (Note3)

I

12

25

mA

I

18

Ground Pin Current at

V

1.2

mA

Dropout

I

Current Limit

V

1.5

2.2

A

Output Noise Voltage

10Hz to 100kHz, I

C

400

C

260

ERROR COMPARATOR (FLAG OUTPUT)

Output Leakage Current

V

0.1

1

A

2

Output Low Voltage

Device set for 5V,

200

300

mV

V

400

Upper Threshold Voltage

Device set for 5V (Note 5)

40

60

mV

25

Lower Threshold Voltage

Device set for 5V (Note 5)

75

95

mV

140

Hysteresis

Device set for 5V (Note 5)

15

mV

Input Logic Voltage

LOW (OFF)

V

0.8

V

HIGH (ON)

2.4

ENABLE Input Pin Current

V

100

600

µA

750

V

1

2

Regulator Output Current

10

µA

in Shutdown

500

Thermal Resistance

TO-220

Junction to Case, at Tab

3

°C/W

Junction to Ambient

60

TO-263

Junction to Case, at Tab

3

°C/W

Junction to Ambient

60

V

junction temperature range. Adjustable versions are set at +5.0V.

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

ELECTRICAL CHARACTERISTICS