AP1117
1A LOW DROPOUT POSITIVE ADJUSTABLE OR
FIXED-MODE REGULATOR
Typical Application Circuit
5V
5V
C1
10uF
C1
10uF
V
in
V
in
Vo
V
2.5V/1A
V
out
out
3.3V/1A
R1
121
R2
C2
22uF
C2
22uF
Ω
Adj
GND
Ω
121
Tab is V
Tab is V
out
out
( 5V/3.3V fixed output )
( 5V/2.5V ADJ output )
R2
Note:
Vo = VREF ∗(1+
)
R1
Marking Information
(1) SOT223-3L
(
)
Top view
Logo
X X X
1 7-VVX
ID Code
Month:
Year :
A~L =01~12
"1 " = 2001
"2 " = 2002
Part Number
1117 for ADJ
17-VV:15 for 1.5V
18 for 1.8V
L : Lead Free
G : Green
25 for 2.5V
33 for 3.3V
50 for 5.0V
(2) TO252-3L
(Top view)
L : Lead Free
Logo
G : Green
Part Number
1117 for ADJ
17-VV:15 for 1.5V
18 for 1.8V
17-VV
YY WW X X
Internal Code
Xth Week: 01~52
Year: "01" = 2001
"02" = 2002
25 for 2.5V
33 for 3.3V
50 for 5.0V
AP1117 Rev. 6
6 of 11
MARCH 2007
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