SPX2941 Datasheet, PDF (4/10 Pages) Sipex Corporation – 1A Low Dropout Voltage Regulators

TYPICAL PERFORMANCE CHARACTERISTICS
3.320
3.315
3.310
3.305
3.300
3.295
3.290
3.285
3.3V Device
IL = 10mA
CL = 10µF
3.280
4
6
8
10
12
14
16
V_IN (V)
Figure 3. Line Regulation for 3.3V Device
3.310
3.305
3.300
3.295
3.290
3.285
3.3V Device
VIN = 4.3V
CL = 10µF
3.280
0.00
0.25
0.50
0.75
1.00
1.25
1.50
IL (A)
Figure 4. Load Regulation for 3.3V Device
80.0
70.0
60.0
50.0
40.0
30.0
20.0
3.3V Device
10.0
VIN = 4.3V
CL = 10µF
0.0
0.00
0.25
0.50
0.75
1.00
1.25
1.50
IL (A)
300
280
260
240
220
3.3V Device
IL = 10mA
200
CL = 10µF
180
4
6
8
10
12
14
16
V_IN (V)
Figure 5. Ground Current vs Load Current for 3.3V Device Figure 6. Ground Current vs Input Current
100
90
80
70
60
50
40
30
20
3.3V Device
10
VIN = 3.2V
CL = 10µF
0
0.00
0.25
0.50
0.75
1.00
1.25
1.50
IL (A)
600
500
400
300
200
3.3V Device
100
CL = 10µF
0
0.00
0.25
0.50
0.75
1.00
1.25
1.50
IL (A)
Figure 7. Ground Current vs Load Current in Dropout
Figure 8. Dropout Voltage vs Load Current for 3.3V
Device
Date: 08/25/04
SPX2941 1A Low Dropout Voltage Regulator
4
© Copyright 2004 Sipex Corporation