AP1117
1A LOW DROPOUT POSITIVE ADJUSTABLE OR
FIXED-MODE REGULATOR
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ʳ
AP1117 Rev. 3 2 of 11 SEPTEMBER 2006
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Typical Application Circuit ʳ
C2
22uF
5V
3.3V/1A
Tab is V
out
V
in
V
out
GND
C1
10uF
( 5V/3.3V fixed output ) ʳ
R1
121
R2
121
C2
22uF
5V
2.5V/1A
Tab is V
out
V
in
V
out
Adj
C1
10uF
o
V
( 5V/2.5V ADJ output ) ʳ
)
1
2
REFo
R
R
(1VV
Note:
ȍ
ȍ
ʳ
ʳ
ʳ
3 PIN SOT223 3 PIN TO252 / TO263
3 PIN TO220
(
Top View )
3
2
1
V
in
V
out
Adj ( GND)
Tab is V
out
Tab is V
out
V
in
V
out
Adj ( GND)
(
Top View )
3
2
1
3 PIN SOT89
V
in
V
out
Adj ( GND)
Tab is V
out
3
2
1
Adj ( GND)
V
in
V
out
Tab is V
out
3
2
1
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Connection Diagramʳ