4

Date: Sept 28-06 Rev E

SPX294 A Low Dropout Linear Regulator

© 2006 Sipex Corporation

TYPICAL PERFORMANCE CHARACTERISTICS

Figure 3. Line Regulation for 3.3V Device

Figure 4. Load Regulation for 3.3V Device

Figure 7. Ground Current vs Load Current in Dropout

Figure 8. Dropout Voltage vs Load Current for 3.3V

Device

Figure 5. Ground Current vs Load Current for 3.3V Device Figure 6. Ground Current vs Input Current

3.320

3.315

3.310

3.305

3.300

3.295

3.290

3.285

3.280

4

6

8

10

12

14

16

3.3V Device

IL = 10mA

CL = 10 F

3.310

3.305

3.300

3.295

3.290

3.285

3.280

IL (A)

0.00

0.25

0.50

0.75

1.00

1.25

1.50

3.3V Device

CL = 10 F

80.0

70.0

60.0

50.0

40.0

30.0

20.0

10.0

0.0

IL (A)

0.00

0.25

0.50

0.75

1.00

1.25

1.50

3.3V Device

CL = 10 F

300

280

260

240

220

200

180

4

6

8

10

12

14

16

3.3V Device

IL = 10mA

CL = 10 F

100

90

80

70

60

50

40

30

20

10

0

IL (A)

0.00

0.25

0.50

0.75

1.00

1.25

1.50

3.3V Device

CL = 10 F

600

500

400

300

200

100

0

IL (A)

0.00

0.25

0.50

0.75

1.00

1.25

1.50

3.3V Device

CL = 10 F