SPX2940T3-1.8 View Datasheet(PDF) - Signal Processing Technologies
Part Name
Description
Manufacturer
SPX2940T3-1.8
Signal Processing Technologies
SPX2940T3-1.8 Datasheet PDF : 9 Pages
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IN
1.240V
Reference
+
-
Ibias
Thermal
Shutdown
O.V
ILIMIT
28V
BLOCK DIAGRAM
OUT
R1
R2
GND
TYPICAL PERFORMANCE CHARACTERISTICS
3.320
3.315
3.310
3.305
3.300
3.295
3.290
3.285
3.280
4
6
8
10
VIN (V)
Figure 2. Line Regulation
3.3V Device
IL = 10mA
CL = 10µF
12
14
16
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)
Figure 4. Ground Current vs Load Current
3.310
3.305
3.300
3.295
3.290
3.285
3.280
0.00
0.25
0.50
0.75
IL (A)
Figure 3. Load Regulation
3.3V Device
VIN = 4.3V
CL = 10µF
1.00
1.25
1.50
300
280
260
240
220
3.3V Device
IL = 10mA
200
CL = 10µF
180
4
6
8
10
12
14
16
VIN (V)
Figure 5. Ground Current vs Input Voltage
Date: 5/25/04
SPX2940 1A Low Dropout Voltage Regulator
3
© Copyright 2004 Sipex Corporation
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