AT1117
Preliminary Product Information
1A Low Dropout Fast Response
Positive Adjustable Regulator
Absolute Maximum Ratings
(T
J
=+25
0
C)
Parameter
Input voltage
Operating junction temperature range
Control section
Power transistor
Storage temperature
Lead Temperature
（
soldering, 10
second）
Symbol
V
IN
T
J
Limits
13.2
0 to 125
0 to 150
-65 to +150
260
Unit
V
℃
℃
℃
℃
T
STG
T
L
Electrical Characteristics
(T
J
=+25
0
C)
Parameter
Reference Voltage
Part
number
AT1117
AT1117-18
AT1117-25
Symbol
V
REF
Condition
10mA≤I
OUT
≤1A,
1.5V≤ (V
IN
-V
OUT
)
≤10.75V
0A
≤I
OUT
≤1A,
3.3V≤V
IN
≤12V
0A
≤I
OUT
≤1A,
4.0V≤V
IN
≤12V
0A
≤I
OUT
≤1A,
4.35V≤V
IN
≤12V
0A
≤I
OUT
≤1A,
4.75V≤V
IN
≤12V
0A≤I
OUT
≤1A,
6.5V≤V
IN
≤12V
I
OUT
=10mA,
1.5V≤ (V
IN
-V
OUT
)
≤10.75V
(Note1)
I
OUT
=0A, 3.3V≤V
IN
≤12V
(Note 1)
I
OUT
=0A, 4.0V≤V
IN
≤12V
(Note 1)
I
OUT
=0A, 4.35V≤V
IN
≤12V
(Note 1)
I
OUT
=0A, 4.75V≤V
IN
≤12V
(Note 1)
I
OUT
=0A, 6.5V≤V
IN
≤12V
(Note 1)
(V
IN
-V
OUT
)=3V,
10mA
≤I
OUT
≤1A
(Note 1)
V
IN
=3.3V, 0A
≤I
OUT
≤1A
(Note 1)
Values
Unit
Min. Typ. Max.
1.225 1.250 1.275
1.764 1.800 1.836
2.450 2.500 2.550
2.790 2.850 2.910
3.235 3.300 3.365
5.100 5.000 4.900
0.03
1
1
1
1
1
0.1
1
0.2
6
6
6
6
10
0.4
10
V
V
V
V
V
V
%
mV
mV
mV
mV
mV
%
mV
Output Voltage
AT1117-28
AT1117-33
AT1117-50
AT1117
AT1117-18
V
OUT
Line Regulation
AT1117-25
AT1117-28
AT1117-33
AT1117-50
REG
LINE
Load Regulation
AT1117
AT1117-18
REG
LOAD
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
WWW:
http://www.aimtron.com.tw
Fax: 886-3-563-0879
Email:
service@aimtron.com.tw
3
AIMTRON [ AIMTRON TECHNOLOGY ]
