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SPX2815 Fiches technique(PDF) 5 Page - Sipex Corporation

No de pièce SPX2815
Description  1.5A Low Dropout Voltage Regulator Adjustable & Fixed Output, Fast Response
Download  10 Pages
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Fabricant  SIPEX [Sipex Corporation]
Site Internet  http://www.sipex.com
Logo SIPEX - Sipex Corporation

SPX2815 Fiches technique(HTML) 5 Page - Sipex Corporation

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Date: 5/17/04
SPX2815 1.5A Low Dropout Voltage Regulator
© Copyright 2004 Sipex Corporation
Figure 9. 5V Regulator with Shutdown
SPX2815
V
IN
R
1
R
2
10µF
10µF*
1kΩ,
330Ω
1%
+
+
4.7µF
C
1
*C
1
improves ripple rejection.
Z
C
should be ~ R1 at ripple frequency
5V
ADJ
IN
OUT
(Note A)
V
OUT
Note A: V
IN(MIN) = (Intended VOUT
) + (V DROPOUT (MAX))
1%
1kΩ
SPX2815
10µF
1%
330W
1%
+
+
4.7µF
5V
ADJ
IN
OUT
(Note A)
1K
1k
TTL
Input
2N3904
DROPOUT (MAX)
Note A: V
IN(MIN)
= (Intended V
OUT
) + (V
)
V
IN
Figure 10. Recommended Connections for Best Results
Figure 8. Improving Ripple Rejection
SPX2815
R 2
R 1
Connect R
2
to Load
R L
Connect R to
Case of Regulator
RP Parasitic Line
Resistance
ADJ
VOUT
VIN
IN
OUT
I ADJ
SPX2815
C1
R
1
R
2
VOUT
VIN
C
2
V
OUT =V REF (1+R 2 /R1) +I ADJ R 2
V
REF
50µA
ADJ
4.7µF +
Figure 7. Typical Adjustable Regulator
APPLICATION INFORMATION: Continued
Top View
TO-263-3 (T)
1
2
3
Front View
TO-220-3 (U)
1
23
Front View
TO-252 (R)
ADJ/GND
V
OUT
1
23
V
IN
ADJ/GND
V
OUT
V
IN
ADJ/GND
V
OUT
V
IN
PINOUTS


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