SMD Type
Integrate Circuit
IC
1A Low Dropout Positive Adjustable
or Fixed-Mode Regulator
AMS1117
SOT-223
Unit: mm
+0.2
3.50
-0.2
0
.1max
+0.05
0.90
-0.05
Features
1.4V maximum dropout at full load current
Fast transient response
Output current limiting
Built-in thermal shutdown
Good noise rejection
3-Terminal Adjustable or Fixed 1.5V, 1.8V, 1.9V,2.5V, 3.3V, 5.0V
1
+0.2
6.50
-0.2
+0.1
3.00
-0.1
+0.2
0.90
-0.2
+0.3
7.00
-0.3
4
2
2.9
4.6
3
+0.1
0.70
-0.1
1 Adj(GND)
2 Vout
3 Vin
Absolute Maximum Ratings Ta = 25
Parameter
Maximum Input Voltage
Power Dissipation
Thermal Resistance Junction-to-Ambient
Thermal Resistance Junction-to-Case *
Operating Junction Temperature Range
Storage Temperature
* Control Circuitry/Power Transistor
Symbol
V
in
P
D
JA
JC
Rating
18
Internally Limited
117
15
0 to +150
-65 to +150
Unit
V
/W
/W
T
OP
T
ST
Block Diagram
+0.15
1.65
-0.15
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