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SPX2940 Datasheet(PDF) 3 Page - Sipex Corporation

Part # SPX2940
Description  1A Low Dropout Voltage Regulator Fixed Output, Fast Response
PDF  9 Pages
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Manufacturer  SIPEX [Sipex Corporation]
Direct Link  http://www.sipex.com
Logo SIPEX - Sipex Corporation

SPX2940 Datasheet(HTML) 3 Page - Sipex Corporation

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Date: 5/25/04
SPX2940 1A Low Dropout Voltage Regulator
© Copyright 2004 Sipex Corporation
Figure 2. Line Regulation
Figure 3. Load Regulation
Figure 4. Ground Current vs Load Current
Figure 5. Ground Current vs Input Voltage
Reference
Thermal
Shutdown
IN
OUT
GND
O.V
I
LIMIT
28V
R1
R2
1.240V
+
-
Ibias
BLOCK DIAGRAM
3.320
3.315
3.310
3.305
3.300
3.295
3.290
3.285
3.280
46
8
10
12
14
16
VIN (V)
3.3V Device
IL = 10mA
CL = 10µF
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
VIN = 4.3V
CL = 10µF
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
VIN = 4.3V
CL = 10µF
300
280
260
240
220
200
180
46
8
10
12
14
16
VIN (V)
3.3V Device
IL = 10mA
CL = 10µF
TYPICAL PERFORMANCE CHARACTERISTICS



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