LM1117/LM1117I 800mA Low-Dropout Linear Regulator
LM1117/LM1117I 800mA Low-Dropout Linear Regulator
LM1117/LM1117I 800mA Low-Dropout Linear Regulator
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<strong>LM1117</strong>/<strong>LM1117</strong>I<strong>LM1117</strong>I Electrical CharacteristicsTypicals and limits appearing in normal type apply for T J = 25˚C. Limits appearing in Boldface type apply over the entire junctiontemperature range for operation, −40˚C to 125˚C.Symbol Parameter ConditionsV REF Reference Voltage <strong>LM1117</strong>I-ADJI OUT = 10mA, V IN -V OUT = 2V, T J = 25˚C10mA ≤ I OUT ≤ <strong>800mA</strong>, 1.4V ≤ V IN -V OUT≤ 10VV OUT Output Voltage <strong>LM1117</strong>I-3.3I OUT = 10mA, V IN = 5V, T J = 25˚C0 ≤ I OUT ≤ <strong>800mA</strong>, 4.75V ≤ V IN ≤ 10V<strong>LM1117</strong>I-5.0I OUT = 10mA, V IN = 7V, T J = 25˚C0 ≤ I OUT ≤ <strong>800mA</strong>, 6.5V ≤ V IN ≤ 12V∆V OUT∆V OUTLine Regulation(Note 6)Load Regulation(Note 6)Min(Note 5)1.2381.2003.2673.1684.9504.800Typ(Note 4)1.2501.2503.3003.3005.0005.000Max(Note 5)1.2621.2903.3333.4325.0505.200Units<strong>LM1117</strong>I-ADJI OUT = 10mA, 1.5V ≤ V IN -V OUT ≤ 13.75V 0.035 0.3 %<strong>LM1117</strong>I-3.3I OUT = 0mA, 4.75V ≤ V IN ≤ 15V 1 10 mV<strong>LM1117</strong>I-5.0I OUT = 0mA, 6.5V ≤ V IN ≤ 15V 1 15 mV<strong>LM1117</strong>I-ADJV IN -V OUT = 3V, 10 ≤ I OUT ≤ <strong>800mA</strong> 0.2 0.5 %<strong>LM1117</strong>I-3.3V IN = 4.75V, 0 ≤ I OUT ≤ <strong>800mA</strong> 1 15 mV<strong>LM1117</strong>I-5.0V IN = 6.5V, 0 ≤ I OUT ≤ <strong>800mA</strong> 1 20 mVV IN -V OUT <strong>Dropout</strong> Voltage I OUT = 100mA 1.10 1.30 V(Note 7)I OUT = 500mA 1.15 1.35 VI OUT = <strong>800mA</strong> 1.20 1.40 VI LIMIT Current Limit V IN -V OUT = 5V, T J = 25˚C 800 1200 1500 mAMinimum LoadCurrent (Note 8)Quiescent Current<strong>LM1117</strong>I-ADJV IN = 15V 1.7 5 mA<strong>LM1117</strong>I-3.3V IN ≤ 15V 5 15 mA<strong>LM1117</strong>I-5.0V IN ≤ 15V 5 15 mA60Thermal Regulation T A = 25˚C, 30ms Pulse 0.01 0.1 %/WRipple Regulation f RIPPLE =1 20Hz, V IN -V OUT =3VV RIPPLE75 dB=1V PPAdjust Pin Current 60 120 µAAdjust Pin CurrentChange10 ≤ I OUT ≤ <strong>800mA</strong>,1.4V ≤ V IN -V OUT ≤ 10V 0.2 10 µATemperature 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/WJunction-to-Case 3-Lead TO-252 10 ˚C/WThermal Resistance 3-Lead SOT-223 (No heat sink) 136 ˚C/WJunction-to-Ambient 3-Lead TO-252 (No heat sink)(Note 9) 92 ˚C/WNo air flow)8-Lead LLP(Note 10) 40 ˚C/WVVVVVVNote 1: Absolute Maximum Ratings indicate limits beyond which damage to the device may occur. Operating Ratings indicate conditions for which the device isintended to be functional, but specific performance is not guaranteed. For guaranteed specifications and the test conditions, see the Electrical Characteristics.www.national.com 6
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