Datasheet

LM1117-N, LM1117I
www.ti.com SNOS412M –FEBRUARY 2000–REVISED MARCH 2013
LM1117-N ELECTRICAL CHARACTERISTICS (continued)
Typicals and limits appearing in normal type apply for T
J
= 25°C. Limits appearing in Boldface type apply over the entire
junction temperature range for operation, 0°C to 125°C.
Symbol Parameter Conditions Min
(1)
Typ
(2)
Max
(1)
Units
I
LIMIT
Current Limit V
IN
-V
OUT
= 5V, T
J
= 25°C 800 1200 1500 mA
Minimum Load LM1117-N-ADJ
Current
(5)
V
IN
= 15V 1.7 5 mA
Quiescent Current LM1117-N-1.8 5 10 mA
V
IN
≤ 15V
LM1117-N-2.5 5 10 mA
V
IN
≤ 15V
LM1117-N-2.85
V
IN
≤ 10V 5 10 mA
LM1117-N-3.3
V
IN
≤ 15V 5 10 mA
LM1117-N-5.0
V
IN
≤ 15V 5 10 mA
Thermal Regulation T
A
= 25°C, 30ms Pulse 0.01 0.1 %/W
Ripple Regulation f
RIPPLE
=1 20Hz, V
IN
-V
OUT
= 3V V
RIPPLE
= 60 75 dB
1V
PP
Adjust Pin Current 60 120 μA
Adjust Pin Current 10 ≤ I
OUT
≤ 800mA,
Change 1.4V ≤ V
IN
-V
OUT
≤ 10V 0.2 5 μA
Temperature Stability 0.5 %
Long Term Stability T
A
= 125°C, 1000Hrs 0.3 %
RMS Output Noise (% of V
OUT
), 10Hz ≤ f ≤10kHz 0.003 %
Thermal Resistance 3-Lead SOT-223 15.0 °C/W
Junction-to-Case
3-Lead TO-220 3.0 °C/W
3-Lead TO-263 10 °C/W
Thermal Resistance 3-Lead SOT-223 (No heat sink) 136 °C/W
Junction-to-Ambient
3-Lead TO-220 (No heat sink) 79 °C/W
(No air flow)
3-Lead TO-263
(6)
(No heat sink) 92 °C/W
3-Lead PFM 55 °C/W
8-Lead WSON
(7)
40 °C/W
(5) The minimum output current required to maintain regulation.
(6) Minimum pad size of 0.038in
2
(7) Thermal Performance for the WSON was obtained using JESD51-7 board with six vias and an ambient temperature of 22°C. For
information about improved thermal performance and power dissipation for the WSON, refer to Application Note AN-1187 (SNOA401).
LM1117I ELECTRICAL CHARACTERISTICS
Typicals and limits appearing in normal type apply for T
J
= 25°C. Limits appearing in Boldface type apply over the entire
junction temperature range for operation, −40°C to 125°C.
Symbol Parameter Conditions Min
(1)
Typ
(2)
Max
(1)
Units
V
REF
Reference Voltage LM1117I-ADJ
I
OUT
= 10mA, V
IN
-V
OUT
= 2V, T
J
= 25°C 1.238 1.250 1.262 V
10mA ≤ I
OUT
≤ 800mA, 1.4V ≤ V
IN
-V
OUT
≤ 1.200 1.250 1.290 V
10V
V
OUT
Output Voltage LM1117I-3.3
I
OUT
= 10mA, V
IN
= 5V, T
J
= 25°C 3.267 3.300 3.333 V
0 ≤ I
OUT
≤ 800mA, 4.75V ≤ V
IN
≤ 10V 3.168 3.300 3.432 V
LM1117I-5.0
I
OUT
= 10mA, V
IN
= 7V, T
J
= 25°C 4.950 5.000 5.050 V
0 ≤ I
OUT
≤ 800mA, 6.5V ≤ V
IN
≤ 12V 4.800 5.000 5.200 V
(1) All limits are ensured by testing or statistical analysis.
(2) Typical Values represent the most likely parametric normal.
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