Rev. 10/30/00

SPX2811

ABSOLUTE MAXIMUM RATINGS

Lead Temp. (Soldering, 10 Seconds) .............................. 300°C

Operating Input Voltage ................................... 7V

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

Operating Junction Temperature Range

SPX2811 Control Section..........................0C° to +125°C

SPX2811 Power Transistor........................0C° to +150°C

ELECTRICAL CHARACTERISTICS

°C, unless otherwise specified.

Parameter

Conditions

SPX2811

Min

Typ

Max

Units

3.3V Version

Output Voltage

SPX2811-3.3V, 0

3.270

3.240

3.3

3.330

3.360

V

Reference Voltage

SPX2811-1.5V

1.238

1.225

1.250

1.262

1.275

V

Output Voltage

SPX2811-3.3, 0

3.270

3.235

3.300

3.330

3.365

V

Min. Load Current

1.5V

5

10

mA

Line Regulation

SPX2811-2.75V

0.005

0.005

0.2

0.2

%

SPX2811-3.3, 4.75V

0.005

0.005

0.2

0.2

Load Regulation

SPX2811,10

0.05

0.005

0.3

0.5

%

SPX2811-3.3,0

0.05

0.005

0.3

0.5

Dropout Voltage

1.1

1.2

V

Current Limit

11.0

12.0

A

Long Term Stability

°C, 1000Hrs.

0.3

1

%

Thermal Regulation

SPX2811, 30ms pulse

0.004

0.020

%/W

Temperature Stability

0.5

%

Output Noise, RMS

10Hz to 10kHz

0.003

TO-220

Control Section

Power Transistor

Thermal Resistance

Junction-to-Case

TO-263

Control Section

Power Transistor

0.65

2.7

0.65

2.7

°C/W

The Bold specifications apply to the full operating temperature range.

Note 1: Changes in output voltage due to heating effects are covered under the specification for thermal regulation.

Note 2: A 10

µF output capacitor is required on SPX2811.