SPX3940 View Datasheet(PDF) - Signal Processing Technologies
Part Name
Description
Manufacturer
SPX3940 Datasheet PDF : 11 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
52.0
50.0
48.0
46.0
44.0
42.0
3.3V Device
40.0
VIN = 4.3V
IL=1.5A
38.0
CL = 10µF
36.0
-40 -20
0
20
40
60
80 100 120
Temperature (°C)
Figure 12. Ground Current vs Temperature at I = 1.5A
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100
95
90
85
80
75
70
-40
-20
3.3V Device
VILIN==13.5.2AV
CL = 10µF
0
20
40
60
80 100 120
Temperature (°C)
Figure 13. Ground Current vs Temperature in Dropout
at ILOAD=1.5A
350
330
310
290
270
250
230
210
3.3V Device
IL = 750mA
190
CL = 10µF
170
150
-40 -20
0
20
40
60 80 100 120
Temperature (°C)
Figure 14. Dropout Voltage vs Temperature at
ILOAD= 750mA
500
480
460
440
420
400
380
3.3V Device
IL = 1.5A
360
CL = 10µF
340
320
-40 -20
0
20
40
60 80 100 120
Temperature (°C)
Figure 15. Dropout Voltage vs Temperature at
ILOAD= 1.5mA
35
30
25
20
15
10
5
0
-40 -20
0
3.3V Device
VIN = 3.2V
IL = 750mA
CL = 10µF
20
40
60 80
Temperature (°C)
100 120
Figure 16. Enable Current vs Temperature for VEN= 16V
2.00
1.90
3.3V Device
1.80
VIN = 3.2V
1.70
IL = 750mA
CL = 10µF
1.60
1.50
1.40
1.30
1.20
1.10
1.00
-40 -20
0
20
40
60
80 100 120
Temperature (°C)
Figure 17. Enable Threshold vs Temperature
Date: 5/25/04
SPX3940 1A Low Dropout Voltage Regulator
5
© Copyright 2004 Sipex Corporation
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